Samsung Galaxy S23 Ultra (8GB + 256GB) Review | 197 Data compared

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  • Avg. price: ~£610
  • RAM capacity: 8 GB
  • Internal storage: 256 GB
  • Screen size: 6.8 inches
  • Main camera megapixels: 200 MP & 12 MP & 10 MP & 10 MP

Samsung Galaxy S23 Ultra (8GB + 256GB) review. Compare 197 technical specifications and user reviews to see how it ranks among smartphones and if it's worth buying.

8.3

Overall score

What it is: An overall evaluation of the smartphone's quality, based on technical analyses and user reviews.

When it matters: When you need a quick reference to identify the best smartphones on the market.

Score components:

90.0%

8.2

Technical Score

10.0%

9.2

User score

Excellent
8.2

Technical Score

What it is: An assessment of the smartphone's technical performance, covering eight key areas: performance & hardware, software, camera, connectivity, display, battery, audio, and design.

When it matters: When you want to compare smartphones based on technical performance and available features.

Score components:

25.0%

8.7

Performance & Hardware

18.0%

8.5

Camera

15.0%

8.0

Display

15.0%

8.0

Battery

10.0%

8.1

Software

10.0%

8.3

Connectivity

4.0%

6.2

Audio

3.0%

7.7

Design

Excellent
9.2

User score

What it is: A rating that combines user reviews and the total number of reviews received by the smartphone

When it matters: When you want to know how a smartphone handles daily tasks and how reliable it remains over time according to user feedback.

Score components:

70.0%

8.8

User reviews

30.0%

10

Popularity

User score:
United Kingdom
amazon
4.5
(1897)
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4.1
(557)
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4.3
(332)
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4.3
(141)
amazon
4.5
(84)
United States
Amazon_logo.png
4.5
(817)

(Reviews last updated: August 2026)

Exceptional
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    Best prices

    Best rankings

    ?

    Available: ranking among products currently available (including other versions of this product).
    All: ranking among all products in the database.

    Verdict

    The Samsung Galaxy S23 Ultra (8GB + 256GB) is a top-tier Android flagship, delivering exceptional performance and versatility for power users. Its main characteristics include a stunning 6.8-inch QHD+ Dynamic AMOLED 2X display with a 120Hz adaptive refresh rate, the powerful, custom-tuned Qualcomm Snapdragon 8 Gen 2 for Galaxy processor, 8GB of RAM, and 256GB of UFS 4.0 storage. A key pro is the incredibly versatile quad-camera system, led by a 200MP main sensor, 12MP ultrawide, and dual 10MP telephoto lenses (3x and 10x optical zoom) that capture outstanding detail and excellent low-light photos. It also features a long-lasting 5,000mAh battery, IP68 water resistance, and an integrated S Pen stylus for enhanced productivity. The primary cons are its large, heavy, and expensive nature, which may not suit all users, plus the charging speed of 45W wired is slower compared to some competitors, and the charger is not included in the box.

    Technical Specifications of smartphone Samsung Galaxy S23 Ultra (8GB + 256GB)

    Technical Score

    What it is: An assessment of the smartphone's technical performance, covering eight key areas: performance & hardware, software, camera, connectivity, display, battery, audio, and design.

    When it matters: When you want to compare smartphones based on technical performance and available features.

    Score components:

    25.0%

    8.7

    Performance & Hardware

    18.0%

    8.5

    Camera

    15.0%

    8.0

    Display

    15.0%

    8.0

    Battery

    10.0%

    8.1

    Software

    10.0%

    8.3

    Connectivity

    4.0%

    6.2

    Audio

    3.0%

    7.7

    Design

    8.2
    Samsung Galaxy S23 Ultra (8GB + 256GB) has a technical score of 8.22 points, which is higher than 82.9% of smartphones.
    User score

    What it is: A rating that combines user reviews and the total number of reviews received by the smartphone

    When it matters: When you want to know how a smartphone handles daily tasks and how reliable it remains over time according to user feedback.

    Score components:

    70.0%

    8.8

    User reviews

    30.0%

    10

    Popularity

    User score:
    United Kingdom
    amazon
    4.5
    (1897)
    amazon
    4.1
    (557)
    amazon
    4.3
    (332)
    amazon
    4.3
    (141)
    amazon
    4.5
    (84)
    United States
    Amazon_logo.png
    4.5
    (817)

    (Reviews last updated: August 2026)

    9.2
    Samsung Galaxy S23 Ultra (8GB + 256GB) has a user score of 9.15 points, which is higher than 90.2% of smartphones.
    Popularity
    What it is: An indicator based on the number of reviews received by the smartphone.
    When it matters: When you prefer to purchase a product chosen and reviewed by many other consumers.
    10
    Samsung Galaxy S23 Ultra (8GB + 256GB) has a popularity of 10 points, which is higher than 75.2% of products in this category.
    Ratio quality/price

    What it is: An indicator that combines the smartphone's overall rating with its cost.

    When it matters: When you are looking for a smartphone with a good balance between quality and price.

    Score components:

    60.0%

    8.3

    Overall score

    40.0%

    7.3

    Price

    8.0
    Samsung Galaxy S23 Ultra (8GB + 256GB) has a quality-to-price ratio of 8 points, which is higher than 72.1% of products in this category.
    Brand name
    What it is: The manufacturer or brand under which the smartphone is marketed and sold.
    When it matters: When you prefer a specific ecosystem, support network, or design philosophy.

    Importance: MEDIUM

    Samsung
    Processor model
    What it is: The central System-on-Chip (SoC) that houses the CPU, GPU, modem, and other core processing components.
    When it matters: When you want to know the specific engine powering your device's speed and features.

    Importance: HIGH

    Qualcomm Snapdragon 8 Gen 2
    Samsung Galaxy S23 Ultra (8GB + 256GB) uses the Qualcomm Snapdragon 8 Gen 2 processor which is faster than processors in 86.6% of smartphones and equal to processors in 2.4% of smartphones.
    RAM capacity
    What it is: The amount of volatile memory available for running apps and multitasking.
    When it matters: When you use multiple apps at once or want smoother multitasking without reloads.

    Importance: HIGH

    Good value: >12 GB

    8 GB
    Samsung Galaxy S23 Ultra (8GB + 256GB) has a RAM capacity of 8 GB which is larger than the RAM capacity of 28.5% of smartphones and equal to that of 30.4% of smartphones.
    Internal storage
    What it is: The total built-in space available for apps, media, and files.
    When it matters: When you keep large libraries of photos, videos, and apps directly on your device.

    Importance: HIGH

    Good value: >256 GB

    256 GB
    Samsung Galaxy S23 Ultra (8GB + 256GB) has an internal storage capacity of 256 GB which is larger than the storage of 38.8% of smartphones and equal to that of 38.3% of smartphones.
    CPU boost clock speed
    What it is: The maximum speed the processor can achieve temporarily under heavy load.
    When it matters: When you run demanding apps or games that require short bursts of peak performance.

    Importance: MEDIUM

    Good value: >3.2 GHz

    3.2 GHz
    The CPU boost clock speed of Samsung Galaxy S23 Ultra (8GB + 256GB) is 3.2 GHz which is higher than the boost speed of 81.4% of smartphones and equal to that of 7% of smartphones.
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    Operating system
    What it is: The primary system software that manages the smartphone's hardware and software resources.
    When it matters: When you have a preference for the user interface and app ecosystem.

    Importance: HIGH

    Android
    Samsung Galaxy S23 Ultra (8GB + 256GB) uses the Android operating system, which outperforms that of 1% of smartphones.
    Android 13
    Android version
    What it is: The specific generation number of the Android operating system installed on the device.
    When it matters: When you want to ensure app compatibility and access to the latest software features.

    Importance: LOW

    Android 13
    Samsung Galaxy S23 Ultra (8GB + 256GB) runs Android version Android 13 which is older than that found in 50.6% of smartphones and equal to that in 16.5% of smartphones.
    Direct OS updates
    What it is: Indicates whether the device receives operating system updates directly from the manufacturer or Google, ensuring timely security and feature updates.
    When it matters: When you want the fastest access to new features and security patches.

    Importance: HIGH

    no
    Samsung Galaxy S23 Ultra (8GB + 256GB) does not receive direct OS updates. 20.5% of smartphones receive direct updates.
    Open-source OS
    What it is: Shows whether the device’s operating system is based on open-source code, allowing community contributions and greater transparency.
    When it matters: When you value transparency and potential community-driven modifications.

    Importance: LOW

    yes
    Samsung Galaxy S23 Ultra (8GB + 256GB) uses an open-source OS. 94.6% of smartphones use an open-source OS.
    Dark mode
    What it is: A display option that uses dark backgrounds to reduce eye strain and save battery on OLED screens.
    When it matters: When you want to reduce eye strain at night or save battery on OLED screens.

    Importance: LOW

    yes
    Samsung Galaxy S23 Ultra (8GB + 256GB) offers dark mode. 95.8% of smartphones support this feature.
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    Multi-lens main camera
    What it is: Indicates that the rear camera system includes multiple lenses (e.g., wide, ultra-wide, telephoto) for versatile shooting options.
    When it matters: When you want versatility to shoot wide landscapes, standard shots, and zoomed details.

    Importance: MEDIUM

    yes
    Samsung Galaxy S23 Ultra (8GB + 256GB) includes a multi-lens main camera system. 93.7% of smartphones include multi-lens setups.
    Main camera megapixels
    What it is: The resolution of the primary rear camera sensor, measured in millions of pixels (MP). Higher megapixels can capture more detail.
    When it matters: When you want to capture high-resolution images that can be cropped or printed large.

    Importance: HIGH

    Good value: >50 MP

    200 MP & 12 MP & 10 MP & 10 MP
    Samsung Galaxy S23 Ultra (8GB + 256GB) has a main camera resolution of 200 MP & 12 MP & 10 MP & 10 MP MP which is higher than that of 98.1% of smartphones and equal to that of 0.1% of smartphones.
    Main camera aperture
    What it is: The size of the lens opening (f-stop) that controls light entry. A lower f-number indicates a wider aperture, allowing better low-light shots.
    When it matters: When you want better low-light performance or a natural background blur effect.

    Importance: HIGH

    f/1.7
    Samsung Galaxy S23 Ultra (8GB + 256GB) has a main camera aperture of f/1.7 which is wider than that of 79.1% of smartphones and equal to that of 0.7% of smartphones.
    Main camera sensor area
    What it is: The total physical surface area of the camera sensor (calculated by multiplying the number of megapixels by the square of the individual pixel size). A larger area captures more light, resulting in better night photos and less digital noise.
    When it matters: When you want to capture clear, detailed photos in low-light conditions with minimal grain and achieve a natural, professional-looking background blur for portraits.

    Importance: HIGH

    Good value: >60

    72 mm²
    Samsung Galaxy S23 Ultra (8GB + 256GB) has a main camera sensor area of 72 mm² which is larger than the main camera sensor area of 90.4% of smartphones and equal to that of 4.5% of smartphones.
    Main camera pixel size
    What it is: The physical size of individual pixels on the camera sensor, measured in micrometers. Larger pixels typically capture more light for better low-light performance.
    When it matters: When you shoot in low light and want reduced noise in your photos.

    Importance: MEDIUM

    Good value: ≥1.2 µm

    0.6 µm
    Samsung Galaxy S23 Ultra (8GB + 256GB) has a main camera pixel size of 0.6 µm which is smaller than in 96.2% of smartphones and equal to the size in 1.4% of smartphones.
    2.4 binned
    Show more
    Number of SIM slots
    What it is: The number of physical SIM cards or eSIM profiles the device can support simultaneously.
    When it matters: When you need to manage two different phone numbers or travel internationally with a local SIM.

    Importance: MEDIUM

    Good value: ≥2

    2
    Samsung Galaxy S23 Ultra (8GB + 256GB) has 2 SIM slots, which is more than in 3.8% of smartphones and equal to the number in 96.1% of smartphones.
    Cellular module
    What it is: The hardware component capable of connecting to mobile cellular networks for voice and data.
    When it matters: When you need to stay connected to calls and internet away from Wi-Fi.

    Importance: LOW

    yes
    Samsung Galaxy S23 Ultra (8GB + 256GB) includes a cellular module. 100% of smartphones include cellular modules.
    5G connectivity
    What it is: Support for the fifth generation of mobile network technology, offering significantly faster data speeds and lower latency.
    When it matters: When you need the fastest possible mobile data speeds for streaming and downloading on the go.

    Importance: MEDIUM

    yes
    Samsung Galaxy S23 Ultra (8GB + 256GB) supports 5G connectivity. 66.9% of smartphones support 5G.
    LTE support
    What it is: Support for Long-Term Evolution (4G) networks, providing high-speed mobile data.
    When it matters: When you need reliable mobile internet coverage in areas where 5G isn't available.

    Importance: HIGH

    yes
    Samsung Galaxy S23 Ultra (8GB + 256GB) supports LTE. 99.7% of smartphones include LTE connectivity.
    Wi-Fi connectivity
    What it is: The ability to connect to wireless local area networks for internet access and local networking.
    When it matters: When you want to save mobile data and connect to home or public networks.

    Importance: HIGH

    yes
    Samsung Galaxy S23 Ultra (8GB + 256GB) supports Wi-Fi connectivity. 100% of smartphones offer Wi-Fi support.
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    Screen size
    What it is: The physical diagonal measurement of the display area, usually expressed in inches.
    When it matters: When you choose between a compact phone for one-handed use or a large screen for media.

    Importance: MEDIUM

    Good value: ≥6.6 inches

    6.8 inches
    Samsung Galaxy S23 Ultra (8GB + 256GB) has a screen size of 6.8 inches which is larger than the screens of 84.4% of smartphones and equal to those of 4.6% of smartphones.
    Screen resolution
    What it is: The total number of pixels displayed on the screen, expressed as width x height, determining sharpness.
    When it matters: When you want crisp text and sharp details in photos and videos.

    Importance: HIGH

    1440 x 3088 px
    Samsung Galaxy S23 Ultra (8GB + 256GB) has a screen resolution of 1440x3088 px which is higher than that of 93.5% of smartphones and equal to that of 0.3% of smartphones.
    Pixel density
    What it is: The concentration of pixels on the display, measured in pixels per inch (PPI), affecting image clarity.
    When it matters: When you want the image to look perfectly smooth with no visible pixels.

    Importance: HIGH

    Good value: >400 ppi

    501 ppi
    Samsung Galaxy S23 Ultra (8GB + 256GB) has a pixel density of 501 ppi which is higher than that of 93.1% of smartphones and equal to that of 0.2% of smartphones.
    Display type
    What it is: The specific technology used for the screen panel (e.g., OLED, IPS LCD), influencing contrast, color, and efficiency.
    When it matters: When you care about vibrant colors, deep blacks, and battery efficiency.

    Importance: HIGH

    OLED/AMOLED
    Samsung Galaxy S23 Ultra (8GB + 256GB) uses a OLED/AMOLED display type. 58.6% of smartphones use this display technology.
    Refresh rate
    What it is: The number of times per second the display updates the image, measured in Hertz (Hz); higher rates offer smoother motion.
    When it matters: When you want scrolling to feel fluid and games to look smoother.

    Importance: HIGH

    Good value: ≥120 Hz

    120 Hz
    Samsung Galaxy S23 Ultra (8GB + 256GB) supports a refresh rate of 120 Hz which is higher than in 34.7% of smartphones and equal to that in 55.2% of smartphones.
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    Battery capacity
    What it is: The amount of electric charge the battery can hold, measured in milliampere-hours (mAh).
    When it matters: When you want a general idea of how large the battery is physically.

    Importance: HIGH

    Good value: >5000 mAh

    5,000 mAh
    Samsung Galaxy S23 Ultra (8GB + 256GB) has a battery capacity of 5,000 mAh which is larger than the batteries in 28.3% of smartphones and equal to those in 28.8% of smartphones.
    Charging speed
    What it is: The maximum power input supported for wired charging, measured in Watts (W).
    When it matters: When you are in a rush and need to top up your battery quickly.

    Importance: HIGH

    Good value: >60 W

    45 W
    Samsung Galaxy S23 Ultra (8GB + 256GB) supports charging speeds of 45 W which is faster than in 57.1% of smartphones and equal to speeds in 6.6% of smartphones.
    Fast charging
    What it is: In the context of modern electronics, "Fast Charging" refers to any technology that delivers power significantly higher than the traditional USB baseline. While the industry standard for a basic charger is 5W (5V at 1A), a charger is generally classified as a fast charger if it provides at least 18W of power.
    When it matters: When you want to minimize the time your phone spends tethered to a wall outlet.

    Importance: MEDIUM

    yes
    Samsung Galaxy S23 Ultra (8GB + 256GB) supports fast charging. 93.1% of smartphones support fast charging.
    GSMArena full wired charge time
    What it is: The time taken to charge the battery from 0% to 100% using the bundled or recommended charger, as measured by GSMArena.
    When it matters: When you want to know exactly how long it takes to charge from 0 to 100% in real-world tests.

    Importance: MEDIUM

    Good value: <45 min

    ?
    Wireless charging
    What it is: The ability to charge the battery without cables by placing the device on a compatible charging pad.
    When it matters: When you prefer the convenience of dropping your phone on a pad without fumbling with cables.

    Importance: MEDIUM

    yes
    Samsung Galaxy S23 Ultra (8GB + 256GB) supports wireless charging. 25.3% of smartphones support wireless charging.
    Show more
    Stereo speakers
    What it is: A setup involving two or more speakers to create a left-right audio separation for immersive sound.
    When it matters: When you watch videos or play games without headphones and want immersive sound.

    Importance: MEDIUM

    yes
    Samsung Galaxy S23 Ultra (8GB + 256GB) includes stereo speakers. 64.5% of smartphones provide stereo audio.
    3.5 mm headphone jack
    What it is: A standard analog audio port for connecting wired headphones or auxiliary cables.
    When it matters: When you prefer using traditional wired headphones without dongles or adapters.

    Importance: LOW

    no
    Samsung Galaxy S23 Ultra (8GB + 256GB) does not include a 3.5 mm headphone jack. 45.3% of smartphones still offer this port.
    Number of microphones
    What it is: The total count of microphones on the device, used for audio recording, noise cancellation, and voice isolation.
    When it matters: When you want clear audio recording and better noise cancellation during calls.

    Importance: MEDIUM

    Good value: ≥3

    3
    Samsung Galaxy S23 Ultra (8GB + 256GB) includes 3 microphones, which is more than in 77.2% of smartphones and equal to the number in 19.7% of smartphones.
    FM radio
    What it is: A built-in receiver allowing users to listen to local FM radio stations using wired headphones as an antenna.
    When it matters: When you want to listen to local radio stations without using mobile data.

    Importance: LOW

    no
    Samsung Galaxy S23 Ultra (8GB + 256GB) does not include an FM radio. 33.7% of smartphones offer FM radio functionality.
    aptX Lossless
    What it is: A Bluetooth technology designed to deliver CD-quality audio without data loss during transmission.
    When it matters: When you demand CD-quality audio over Bluetooth with no loss of detail.

    Importance: LOW

    no
    Samsung Galaxy S23 Ultra (8GB + 256GB) does not support aptX Lossless. 12.9% of smartphones provide aptX Lossless.
    Show more
    Height
    What it is: The vertical dimension of the device.
    When it matters: When you are concerned about whether the phone will fit in your pocket or purse.

    Importance: LOW

    Good value: <162 mm

    163.4 mm
    Samsung Galaxy S23 Ultra (8GB + 256GB) has a height of 163.4 mm which is shorter than 52.3% of smartphones and equal to that of 1.2% of smartphones.
    Width
    What it is: The horizontal dimension of the device when held in portrait orientation.
    When it matters: When you care about how easy the phone is to grip and use with one hand.

    Importance: LOW

    Good value: <75 mm

    78.1 mm
    Samsung Galaxy S23 Ultra (8GB + 256GB) has a width of 78.1 mm which is wider than 85.1% of smartphones and equal to that of 1.2% of smartphones.
    Thickness
    What it is: The depth of the device profile, excluding the camera bump unless specified.
    When it matters: When you prefer a sleek, slim profile that slides easily into tight pockets.

    Importance: LOW

    Good value: <8 mm

    8.9 mm
    Samsung Galaxy S23 Ultra (8GB + 256GB) has a thickness of 8.9 mm which is thicker than 75.5% of smartphones and equal to that of 4.3% of smartphones.
    Weight
    What it is: The total mass of the smartphone, affecting how heavy it feels in the hand.
    When it matters: When you want a phone that feels light in your pocket or substantial in your hand.

    Importance: MEDIUM

    Good value: <190 g

    233 g
    Samsung Galaxy S23 Ultra (8GB + 256GB) weighs 233 g which is heavier than 87.1% of smartphones and equal to the weight of 0.4% of smartphones.
    Device volume
    What it is: The calculated total volume of the device's physical body.
    When it matters: When you want to understand the overall physical bulk of the device.

    Importance: LOW

    Good value: <98cm³

    101,712 cm³
    Samsung Galaxy S23 Ultra (8GB + 256GB) has a device volume of 101,712 cm³ which is larger than 72.5% of smartphones and equal to that of 0.1% of smartphones.
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    Samsung Galaxy S23 Ultra (8GB + 256GB) vs the average smartphone

    • Has optical image stabilization
      Samsung Galaxy S23 Ultra (8GB + 256GB) has optical image stabilization (OIS), the average smartphone does not. 48.3% of smartphones feature OIS.
      What it is: A hardware mechanism that physically moves the camera lens or sensor to counteract hand shakiness and reduce blur in photos and videos.
      When it matters: When you want to reduce blur in photos and shake in videos, especially in low light.

      Importance: HIGH

      Samsung Galaxy S23 Ultra (8GB + 256GB) has optical image stabilization (OIS), the average smartphone does not. 48.3% of smartphones feature OIS.
    • Supports wireless charging
      Samsung Galaxy S23 Ultra (8GB + 256GB) supports wireless charging, the average smartphone does not. 25.3% of smartphones are wireless charging compatible.
      What it is: The ability to charge the battery without cables by placing the device on a compatible charging pad.
      When it matters: When you prefer the convenience of dropping your phone on a pad without fumbling with cables.

      Importance: MEDIUM

      Samsung Galaxy S23 Ultra (8GB + 256GB) supports wireless charging, the average smartphone does not. 25.3% of smartphones are wireless charging compatible.
    • Higher screen resolution
      Samsung Galaxy S23 Ultra (8GB + 256GB) has a higher screen resolution than the average smartphone (1440x3088 px vs 1080x2400 px). The average smartphone resolution is 1080x2400 px.
      What it is: The total number of pixels displayed on the screen, expressed as width x height, determining sharpness.
      When it matters: When you want crisp text and sharp details in photos and videos.

      Importance: HIGH

      Samsung Galaxy S23 Ultra (8GB + 256GB) has a higher screen resolution than the average smartphone (1440x3088 px vs 1080x2400 px). The average smartphone resolution is 1080x2400 px.1440x3088 px vs 1080x2400 px
    • 2.25x larger main camera sensor area
      Samsung Galaxy S23 Ultra (8GB + 256GB) has a larger main camera sensor area than the average smartphone (72 mm² vs 32 mm²). The average main camera sensor area is 32 mm².
      What it is: The total physical surface area of the camera sensor (calculated by multiplying the number of megapixels by the square of the individual pixel size). A larger area captures more light, resulting in better night photos and less digital noise.
      When it matters: When you want to capture clear, detailed photos in low-light conditions with minimal grain and achieve a natural, professional-looking background blur for portraits.

      Importance: HIGH

      Good value: >60

      Samsung Galaxy S23 Ultra (8GB + 256GB) has a larger main camera sensor area than the average smartphone (72 mm² vs 32 mm²). The average main camera sensor area is 32 mm².72 mm² vs 32 mm²
    • Higher-resolution main camera
      Samsung Galaxy S23 Ultra (8GB + 256GB) has a higher main camera resolution than the average smartphone (200 MP & 12 MP & 10 MP & 10 MP vs 50 MP & 8 MP). The average smartphone main camera has 50 MP & 8 MP megapixels.
      What it is: The resolution of the primary rear camera sensor, measured in millions of pixels (MP). Higher megapixels can capture more detail.
      When it matters: When you want to capture high-resolution images that can be cropped or printed large.

      Importance: HIGH

      Good value: >50 MP

      Samsung Galaxy S23 Ultra (8GB + 256GB) has a higher main camera resolution than the average smartphone (200 MP & 12 MP & 10 MP & 10 MP vs 50 MP & 8 MP). The average smartphone main camera has 50 MP & 8 MP megapixels.200 MP & 12 MP & 10 MP & 10 MP vs 50 MP & 8 MP
    • 26.8% higher pixel density
      Samsung Galaxy S23 Ultra (8GB + 256GB) has a higher pixel density than the average smartphone (501 ppi vs 395 ppi). The average smartphone has a pixel density of 395 ppi.
      What it is: The concentration of pixels on the display, measured in pixels per inch (PPI), affecting image clarity.
      When it matters: When you want the image to look perfectly smooth with no visible pixels.

      Importance: HIGH

      Good value: >400 ppi

      Samsung Galaxy S23 Ultra (8GB + 256GB) has a higher pixel density than the average smartphone (501 ppi vs 395 ppi). The average smartphone has a pixel density of 395 ppi.501 ppi vs 395 ppi
    • Supports reverse wireless charging
      Samsung Galaxy S23 Ultra (8GB + 256GB) supports reverse wireless charging, the average smartphone does not. 25.5% of smartphones offer reverse wireless charging.
      What it is: A feature that allows the smartphone to act as a wireless charging pad for other devices like earbuds.
      When it matters: When your earbuds or smartwatch die and you need to charge them using your phone.

      Importance: LOW

      Samsung Galaxy S23 Ultra (8GB + 256GB) supports reverse wireless charging, the average smartphone does not. 25.5% of smartphones offer reverse wireless charging.
    • 2.08x higher Geekbench 6 single-core benchmark score
      Samsung Galaxy S23 Ultra (8GB + 256GB) scores better in Geekbench 6 single-core than the average smartphone (1956 vs 942). The average smartphone scores 942 in single-core.
      What it is: A cross-platform benchmark by Primate Labs that measures single-core CPU performance. It reflects how quickly a device handles everyday tasks that rely on a single processing core.
      When it matters: When you want snappy responsiveness in everyday interactions and simple apps.

      Importance: HIGH

      Good value: >1500

      Samsung Galaxy S23 Ultra (8GB + 256GB) scores better in Geekbench 6 single-core than the average smartphone (1956 vs 942). The average smartphone scores 942 in single-core.1,956 vs 942
    • 2.08x higher Geekbench 6 single-core benchmark score
      Samsung Galaxy S23 Ultra (8GB + 256GB) scores better in Geekbench 6 single-core than the average smartphone (1956 vs 942). The average smartphone scores 942 in single-core.
    • 2.01x higher Geekbench 6 multi-core benchmark score
      Samsung Galaxy S23 Ultra (8GB + 256GB) scores better in Geekbench 6 multi-core than the average smartphone (5,102 vs 2,533). The average smartphone scores 2,533 in multi-core.
    • 49.8% higher PCMark Work 3.0 Performance benchmark
      Samsung Galaxy S23 Ultra (8GB + 256GB) has a higher PCMark Work 3.0 performance score than the average smartphone (16,154 vs 10,783). The average score is 10,783.
    • 3.9x higher 3DMark Wild Life benchmark
      Samsung Galaxy S23 Ultra (8GB + 256GB) scores higher in 3DMark Wild Life than the average smartphone (12,159 vs 3,115). The average smartphone scores 3,115.
    • 3.64x higher 3DMark Wild Life Unlimited benchmark
      Samsung Galaxy S23 Ultra (8GB + 256GB) scores higher in 3DMark Wild Life Unlimited than the average smartphone (13,926 vs 3,825). The average smartphone scores 3,825.
    • 33.3% higher CPU boost clock speed
      Samsung Galaxy S23 Ultra (8GB + 256GB) has a higher CPU boost clock speed than the average smartphone (3.2 GHz vs 2.4 GHz). The average smartphone has a boost clock speed of 2.4 GHz.
    • 33.3% smaller process node
      Samsung Galaxy S23 Ultra (8GB + 256GB) uses a smaller process node than the average smartphone (4 nm vs 6 nm). The average process node size is 6 nm.
    • Newer DDR memory version
      Samsung Galaxy S23 Ultra (8GB + 256GB) supports a newer DDR version than the average smartphone (5 vs 4). The average DDR version is 4.
    • 2.5x higher memory bandwidth
      Samsung Galaxy S23 Ultra (8GB + 256GB) has higher memory bandwidth than the average smartphone (64 GB/s vs 25.6 GB/s). The average memory bandwidth is 25.6 GB/s.
    • 6x more shader units
      Samsung Galaxy S23 Ultra (8GB + 256GB) features more shader units than the average smartphone (1,536 vs 256). The average smartphone has 256 shader units.
    • Higher CPU base clock speed
      Samsung Galaxy S23 Ultra (8GB + 256GB) has a higher CPU base clock speed than the average smartphone (1x3.2 GHz & 4x2.8 GHz & 3x2 GHz vs 2x2.2 GHz & 6x2 GHz). The average smartphone has a base clock speed of 2x2.2 GHz & 6x2 GHz.
    • 3.09x higher 3DMark Wild Life Extreme benchmark
      Samsung Galaxy S23 Ultra (8GB + 256GB) performs better in 3DMark Wild Life Extreme than the average smartphone (3,790 vs 1,226). The average smartphone scores 1,226.
    • 2.06x higher PassMark benchmark
      Samsung Galaxy S23 Ultra (8GB + 256GB) achieves a higher PassMark score than the average smartphone (9,024 vs 4,389). The average smartphone PassMark score is 4,389.
    • 52.7% faster memory speed
      Samsung Galaxy S23 Ultra (8GB + 256GB) supports faster memory speed than the average smartphone (4,200 MHz vs 2,750 MHz). The average smartphone supports 2,750 MHz memory speed.
    • Better processor
      Samsung Galaxy S23 Ultra (8GB + 256GB) features a better processor than the average smartphone (Qualcomm Snapdragon 8 Gen 2 vs Qualcomm Snapdragon 7 Gen 3).
    • 80.6% higher 3DMark Steel Nomad benchmark
      Samsung Galaxy S23 Ultra (8GB + 256GB) performs better in 3DMark Steel Nomad benchmark than the average smartphone (1,098 vs 608). The average score is 608.
    • 14.3% higher maximum RAM
      Samsung Galaxy S23 Ultra (8GB + 256GB) supports more maximum RAM than the average smartphone (16 GB vs 14 GB). The average smartphone supports 14 GB RAM.
    • Supports newer OpenGL version
      Samsung Galaxy S23 Ultra (8GB + 256GB) supports a newer OpenGL version than the average smartphone (3.3 vs 3.2). The average version is 3.2.
    • 2.1% faster GPU clock
      Samsung Galaxy S23 Ultra (8GB + 256GB) has a higher GPU frequency than the average smartphone (970 MHz vs 950 MHz). The average smartphone GPU frequency is 950 MHz.
    • 5% lower TDP
      Samsung Galaxy S23 Ultra (8GB + 256GB) has a lower TDP than the average smartphone (6.3 W vs 6 W). The average TDP for smartphones is 6 W.
    • Higher on-device AI tier
      Samsung Galaxy S23 Ultra (8GB + 256GB) runs on the productivity AI tier, while the average smartphone runs on fundamental, enabling stronger on-device AI features.
    • Allows app offloading
      Samsung Galaxy S23 Ultra (8GB + 256GB) allows app offloading, the average smartphone does not. 47.9% of smartphones support this feature.
    • Supports desktop mode
      Samsung Galaxy S23 Ultra (8GB + 256GB) includes desktop mode, the average smartphone does not. 9.5% of smartphones support desktop functionality.
    • Has optical image stabilization
      Samsung Galaxy S23 Ultra (8GB + 256GB) has optical image stabilization (OIS), the average smartphone does not. 48.3% of smartphones feature OIS.
    • 2.25x larger main camera sensor area
      Samsung Galaxy S23 Ultra (8GB + 256GB) has a larger main camera sensor area than the average smartphone (72 mm² vs 32 mm²). The average main camera sensor area is 32 mm².
    • Higher-resolution main camera
      Samsung Galaxy S23 Ultra (8GB + 256GB) has a higher main camera resolution than the average smartphone (200 MP & 12 MP & 10 MP & 10 MP vs 50 MP & 8 MP). The average smartphone main camera has 50 MP & 8 MP megapixels.
    • Better main camera video
      Samsung Galaxy S23 Ultra (8GB + 256GB) records better main camera video than the average smartphone. 44.2x of smartphones support 4K or higher.
    • Uses a BSI sensor
      Samsung Galaxy S23 Ultra (8GB + 256GB) uses a BSI sensor, the average smartphone does not. 40.1% of smartphones include BSI sensors.
    • Supports laser autofocus
      Samsung Galaxy S23 Ultra (8GB + 256GB) features laser autofocus, the average smartphone does not. 21.4% of smartphones include laser AF.
    • Supports HDR10 video recording
      Samsung Galaxy S23 Ultra (8GB + 256GB) supports HDR10 video recording, the average smartphone does not. 36.1% of smartphones support HDR10.
    • Supports RAW photo capture
      Samsung Galaxy S23 Ultra (8GB + 256GB) supports RAW photo capture, the average smartphone does not. 37.1% of smartphones allow RAW files.
    • 43.9% higher DxOMark Selfie score
      Samsung Galaxy S23 Ultra (8GB + 256GB) has a higher DxOMark Selfie score than the average smartphone (141 vs 98). The average smartphone scores 98 for selfies.
    • Has a dual-tone LED flash
      Samsung Galaxy S23 Ultra (8GB + 256GB) features a dual-tone LED flash, the average smartphone does not. 41.4% of smartphones include dual-tone flash.
    • 16.7% higher DxOMark Mobile score
      Samsung Galaxy S23 Ultra (8GB + 256GB) has a higher DxOMark Mobile score than the average smartphone (140 vs 120). The average smartphone scores 120.
    • 1 more flash LEDs
      Samsung Galaxy S23 Ultra (8GB + 256GB) has more flash LEDs than the average smartphone (2 vs 1). The average smartphone has 1 flash LEDs.
    • Allows manual shutter speed
      Samsung Galaxy S23 Ultra (8GB + 256GB) allows manual shutter speed control, the average smartphone does not. 29.7% of smartphones include this.
    • Wider main camera aperture
      Samsung Galaxy S23 Ultra (8GB + 256GB) has a wider main camera aperture than the average smartphone (f/1.7 vs f/1.8 & f/2.2 & f/2.4 & f/2.4). The average aperture value is f/1.8 & f/2.2 & f/2.4 & f/2.4.
    • Newer Wi-Fi version
      Samsung Galaxy S23 Ultra (8GB + 256GB) supports a newer Wi-Fi version than the average smartphone (Wi-Fi 6E (802.11ax), Wi-Fi 6 (802.11ax), Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n) vs Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n)). The average smartphone uses Wi-Fi Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n).
    • Newer USB version
      Samsung Galaxy S23 Ultra (8GB + 256GB) supports a newer USB version than the average smartphone (3.2 vs 2.0). The average version is USB 2.0.
    • Has a barometer
      Samsung Galaxy S23 Ultra (8GB + 256GB) features a barometer, the average smartphone does not. 20% of smartphones include a barometer.
    • Newer Bluetooth version
      Samsung Galaxy S23 Ultra (8GB + 256GB) supports a newer Bluetooth version than the average smartphone (5.3 vs 5.2). The average version is Bluetooth 5.2.
    • Higher screen resolution
      Samsung Galaxy S23 Ultra (8GB + 256GB) has a higher screen resolution than the average smartphone (1440x3088 px vs 1080x2400 px). The average smartphone resolution is 1080x2400 px.
    • 26.8% higher pixel density
      Samsung Galaxy S23 Ultra (8GB + 256GB) has a higher pixel density than the average smartphone (501 ppi vs 395 ppi). The average smartphone has a pixel density of 395 ppi.
    • Supports HDR10 support
      Samsung Galaxy S23 Ultra (8GB + 256GB) supports HDR10, the average smartphone does not. 42.7% of smartphones are HDR10 compatible.
    • 0.13 inches larger screen size
      Samsung Galaxy S23 Ultra (8GB + 256GB) has a larger screen size than the average smartphone (6.8 inches vs 6.67 inches). The average smartphone screen is 6.67 inches.
    • Has an always-on display
      Samsung Galaxy S23 Ultra (8GB + 256GB) features an always-on display, the average smartphone does not. 49.1% of smartphones offer always-on functionality.
    • Higher contrast ratio
      Samsung Galaxy S23 Ultra (8GB + 256GB) has a higher contrast ratio than the average smartphone (3000000:1 vs 1000000:1). The average smartphone contrast ratio is 1000000:1.
    • Better display glass type
      Samsung Galaxy S23 Ultra (8GB + 256GB) features a better display glass type than the average smartphone (Corning Gorilla Glass Victus 2 vs Corning Gorilla Glass 5). The average smartphone uses Corning Gorilla Glass 5 protection.
    • 380.5 nits higher GSMArena max display brightness
      Samsung Galaxy S23 Ultra (8GB + 256GB) has a higher GSMArena max display brightness than the average smartphone (1,274 nits vs 893.5 nits). The average max brightness is 893.5 nits.
    • 750 nits higher peak brightness
      Samsung Galaxy S23 Ultra (8GB + 256GB) has a higher peak brightness than the average smartphone (1,750 nits vs 1,000 nits). The average peak brightness is 1,000 nits.
    • 25.9% higher screen brightness
      Samsung Galaxy S23 Ultra (8GB + 256GB) has a higher screen brightness than the average smartphone (831 nits vs 660 nits). The average smartphone brightness is 660 nits.
    • Has a curved display
      Samsung Galaxy S23 Ultra (8GB + 256GB) features a curved display, the average smartphone does not. 24.4% of smartphones have curved screens.
    • Supports wireless charging
      Samsung Galaxy S23 Ultra (8GB + 256GB) supports wireless charging, the average smartphone does not. 25.3% of smartphones are wireless charging compatible.
    • Supports reverse wireless charging
      Samsung Galaxy S23 Ultra (8GB + 256GB) supports reverse wireless charging, the average smartphone does not. 25.5% of smartphones offer reverse wireless charging.
    • 36.4% faster charging speed
      Samsung Galaxy S23 Ultra (8GB + 256GB) supports a faster charging speed than the average smartphone (45 W vs 33 W). The average charging speed is 33 W.
    • 1 more microphone/s
      Samsung Galaxy S23 Ultra (8GB + 256GB) has more microphones than the average smartphone (3 vs 2). The average smartphone has 2 microphones.
    • Includes a stylus
      Samsung Galaxy S23 Ultra (8GB + 256GB) includes a stylus, the average smartphone does not. 1.4% of smartphones come with a stylus.
    • Better IP rating
      Samsung Galaxy S23 Ultra (8GB + 256GB) has a better IP rating than the average smartphone (IP68 vs IP67). The average IP rating is IP67.
    • 2.5% higher French repairability index
      Samsung Galaxy S23 Ultra (8GB + 256GB) has a higher French repairability index score than the average smartphone (8.2 vs 8). The average score is 8.
    • No live text recognition
      Samsung Galaxy S23 Ultra (8GB + 256GB) does not support live text recognition, the average smartphone does. 51.1% of smartphones offer real-time text recognition.
    • Older Android version
      Samsung Galaxy S23 Ultra (8GB + 256GB) runs an older Android version than the average smartphone (Android 13 vs Android 14). The average smartphone runs Android version Android 14.
    • 0.2 µm smaller main camera pixel size
      Samsung Galaxy S23 Ultra (8GB + 256GB) has a smaller main camera pixel size than the average smartphone (0.6 µm vs 0.8 µm). The average smartphone has a pixel size of 0.8 µm.
      2.4 binned
    • Lower front camera megapixels
      Samsung Galaxy S23 Ultra (8GB + 256GB) has lower front camera megapixels than the average smartphone (12 MP vs 16 MP). The average smartphone has a 16 MP front camera.
    • No memory card slot
      Samsung Galaxy S23 Ultra (8GB + 256GB) does not have a memory card slot, the average smartphone does. 53.5% of smartphones feature expandable storage.
    • 47.9% lower touch sampling rate
      Samsung Galaxy S23 Ultra (8GB + 256GB) has a lower touch sampling rate than the average smartphone (125 Hz vs 240 Hz). The average smartphone has a sampling rate of 240 Hz.
    • No reverse wired charging
      Samsung Galaxy S23 Ultra (8GB + 256GB) does not support reverse wired charging, the average smartphone does. 60.9% of smartphones support reverse wired charging.
    • 25% slower wireless charging speed
      Samsung Galaxy S23 Ultra (8GB + 256GB) has a slower wireless charging speed than the average smartphone (15 W vs 20 W). The average smartphone wireless charging speed is 20 W.
    • Lower GSMArena battery endurance score
      Samsung Galaxy S23 Ultra (8GB + 256GB) has a lower GSMArena battery endurance score than the average smartphone (126 vs 99.5). The average smartphone scores 99.5.
    • 10% slower reverse wireless charging speed
      Samsung Galaxy S23 Ultra (8GB + 256GB) has a slower reverse wireless charging speed than the average smartphone (4.5 W vs 5 W). The average smartphone speed is 5 W.
    • No aptX HD
      Samsung Galaxy S23 Ultra (8GB + 256GB) does not support aptX HD, the average smartphone does. 50.4% of smartphones support aptX HD.
    • 18.8% heavier
      Samsung Galaxy S23 Ultra (8GB + 256GB) is heavier than the average smartphone (233 g vs 196.2 g). The average smartphone weighs 196.2 g.
    • 2.1 mm wider
      Samsung Galaxy S23 Ultra (8GB + 256GB) is wider than the average smartphone (78.1 mm vs 76 mm). The average smartphone has a width of 76 mm.
    • 0.6 mm thicker
      Samsung Galaxy S23 Ultra (8GB + 256GB) is thicker than the average smartphone (8.9 mm vs 8.3 mm). The average smartphone has a thickness of 8.3 mm.
    • 4% larger volume
      Samsung Galaxy S23 Ultra (8GB + 256GB) has a larger volume than the average smartphone (101,712 cm³ vs 97,800 cm³). The average smartphone volume is 97,800 cm³.
    • No aptX HD
      Samsung Galaxy S23 Ultra (8GB + 256GB) does not support aptX HD, the average smartphone does. 50.4% of smartphones support aptX HD.
      What it is: A Bluetooth codec capable of transmitting high-definition (24-bit) audio wirelessly.
      When it matters: When you want to stream high-definition music over Bluetooth.

      Importance: LOW

      Samsung Galaxy S23 Ultra (8GB + 256GB) does not support aptX HD, the average smartphone does. 50.4% of smartphones support aptX HD.
    • No memory card slot
      Samsung Galaxy S23 Ultra (8GB + 256GB) does not have a memory card slot, the average smartphone does. 53.5% of smartphones feature expandable storage.
      What it is: A physical slot, usually for microSD cards, allowing users to expand the device's storage capacity.
      When it matters: When you want to cheaply expand your storage for photos, music, and movies.

      Importance: LOW

      Samsung Galaxy S23 Ultra (8GB + 256GB) does not have a memory card slot, the average smartphone does. 53.5% of smartphones feature expandable storage.
    • No reverse wired charging
      Samsung Galaxy S23 Ultra (8GB + 256GB) does not support reverse wired charging, the average smartphone does. 60.9% of smartphones support reverse wired charging.
      What it is: The ability to use the smartphone's battery to charge another device via a USB cable.
      When it matters: When you want to use your phone as a power bank to charge another device via cable.

      Importance: LOW

      Samsung Galaxy S23 Ultra (8GB + 256GB) does not support reverse wired charging, the average smartphone does. 60.9% of smartphones support reverse wired charging.
    • 18.8% heavier
      Samsung Galaxy S23 Ultra (8GB + 256GB) is heavier than the average smartphone (233 g vs 196.2 g). The average smartphone weighs 196.2 g.
      What it is: The total mass of the smartphone, affecting how heavy it feels in the hand.
      When it matters: When you want a phone that feels light in your pocket or substantial in your hand.

      Importance: MEDIUM

      Good value: <190 g

      Samsung Galaxy S23 Ultra (8GB + 256GB) is heavier than the average smartphone (233 g vs 196.2 g). The average smartphone weighs 196.2 g.233 g vs 196.2 g
    • No live text recognition
      Samsung Galaxy S23 Ultra (8GB + 256GB) does not support live text recognition, the average smartphone does. 51.1% of smartphones offer real-time text recognition.
      What it is: A feature that can identify and extract text from images, camera viewfinder, or documents in real-time for copying, translating, or other actions.
      When it matters: When you need to quickly copy text from a physical document or sign using your camera.

      Importance: MEDIUM

      Samsung Galaxy S23 Ultra (8GB + 256GB) does not support live text recognition, the average smartphone does. 51.1% of smartphones offer real-time text recognition.
    • 2.1 mm wider
      Samsung Galaxy S23 Ultra (8GB + 256GB) is wider than the average smartphone (78.1 mm vs 76 mm). The average smartphone has a width of 76 mm.
      What it is: The horizontal dimension of the device when held in portrait orientation.
      When it matters: When you care about how easy the phone is to grip and use with one hand.

      Importance: LOW

      Good value: <75 mm

      Samsung Galaxy S23 Ultra (8GB + 256GB) is wider than the average smartphone (78.1 mm vs 76 mm). The average smartphone has a width of 76 mm.78.1 mm vs 76 mm
    • 0.2 µm smaller main camera pixel size
      Samsung Galaxy S23 Ultra (8GB + 256GB) has a smaller main camera pixel size than the average smartphone (0.6 µm vs 0.8 µm). The average smartphone has a pixel size of 0.8 µm.
      2.4 binned
      What it is: The physical size of individual pixels on the camera sensor, measured in micrometers. Larger pixels typically capture more light for better low-light performance.
      When it matters: When you shoot in low light and want reduced noise in your photos.

      Importance: MEDIUM

      Good value: ≥1.2 µm

      Samsung Galaxy S23 Ultra (8GB + 256GB) has a smaller main camera pixel size than the average smartphone (0.6 µm vs 0.8 µm). The average smartphone has a pixel size of 0.8 µm.0.6 µm vs 0.8 µm
    • 25% slower wireless charging speed
      Samsung Galaxy S23 Ultra (8GB + 256GB) has a slower wireless charging speed than the average smartphone (15 W vs 20 W). The average smartphone wireless charging speed is 20 W.
      What it is: The maximum power input supported for wireless charging, measured in Watts (W).
      When it matters: When you want the convenience of wireless charging without the slow speeds.

      Importance: LOW

      Good value: >40 W

      Samsung Galaxy S23 Ultra (8GB + 256GB) has a slower wireless charging speed than the average smartphone (15 W vs 20 W). The average smartphone wireless charging speed is 20 W.15 W vs 20 W

    Graphic comparison of Samsung Galaxy S23 Ultra (8GB + 256GB) and other smartphones

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    Third-party reviews

    United States

    (Reviews last updated: August 2026)

    What customers like about Samsung Galaxy S23 Ultra (8GB + 256GB)?

    • Exceptional 200MP main camera with detailed photography and 10x optical zoom
    • Stunning 6.8-inch Dynamic AMOLED display with 120Hz refresh rate and 1750 nits peak brightness
    • Fast and reliable performance powered by the custom Snapdragon 8 Gen 2 for Galaxy chipset
    • Excellent battery life that easily lasts over a full day of heavy use
    • Integrated S Pen for productivity, note-taking, and remote camera control
    • Strong software commitment with four years of OS upgrades and five years of security updates

    What customers dislike about Samsung Galaxy S23 Ultra (8GB + 256GB)?

    • High premium price point compared to other Android flagships
    • Large and heavy build can be difficult to use one-handed or fit in pockets
    • No wall charger or protective case included in the box
    • Wired charging speeds (45W) lag behind some competitors
    • Curved screen edges can occasionally lead to accidental touches
    • Camera shutter lag can sometimes occur when capturing fast-moving subjects
    • Lack of expandable storage via microSD card

    Expert reviews

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    08/02/2023
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    05/12/2025
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    17/02/2023
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    19/02/2023
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    06/02/2023
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    12/04/2023
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    16/02/2023
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    07/03/2026
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    28/03/2026
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    10/02/2023
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    21/03/2023
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    14/02/2023
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    08/02/2023
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    08/02/2023
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    04/04/2023
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    24/02/2023
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    01/02/2023
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    01/04/2023
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    14/02/2023
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    01/02/2023
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    Video reviews

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