OVERALL
SPECS
VS AVERAGE
REVIEWS
ALTERNATIVES

Xiaomi Redmi Note 15 5G (8GB + 128GB) Review | 197 Data compared

double-arrow
  • Avg. price: ~£250
  • RAM capacity: 8 GB
  • Internal storage: 128 GB
  • Screen size: 6.77 inches
  • Main camera megapixels: 108 MP & 8 MP

Xiaomi Redmi Note 15 5G (8GB + 128GB) review. Compare 197 technical specifications and user reviews to see how it ranks among smartphones and if it's worth buying.

7.5

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%

7.5

Technical Score

10.0%

7.3

User score

Very good
7.5

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%

7.1

Performance & Hardware

18.0%

6.5

Camera

15.0%

7.3

Display

15.0%

7.7

Battery

10.0%

9.0

Software

10.0%

8.7

Connectivity

4.0%

8.7

Audio

3.0%

7.8

Design

Very good
7.3

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%

3.8

Popularity

No reviews for this version.

Check reviews from other versions.

Very good
    • xiaomi-redmi-note-15-5g-8gb-128gb
    • xiaomi-redmi-note-15-5g-8gb-128gb
    • xiaomi-redmi-note-15-5g-8gb-128gb
    • xiaomi-redmi-note-15-5g-8gb-128gb
    • xiaomi-redmi-note-15-5g-8gb-128gb
    • xiaomi-redmi-note-15-5g-8gb-128gb
    xiaomi-redmi-note-15-5g-8gb-128gb
    xiaomi-redmi-note-15-5g-8gb-128gb
    xiaomi-redmi-note-15-5g-8gb-128gb
    xiaomi-redmi-note-15-5g-8gb-128gb
    xiaomi-redmi-note-15-5g-8gb-128gb
    xiaomi-redmi-note-15-5g-8gb-128gb

    Best prices

      N/A~ £250

    Best rankings

    ?

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

    Available versions:
    8GB + 256GB£?
    Other versions:
    8GB + 128GB12GB + 256GB6GB + 128GB

    Technical Specifications of smartphone Xiaomi Redmi Note 15 5G (8GB + 128GB)

    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%

    7.1

    Performance & Hardware

    18.0%

    6.5

    Camera

    15.0%

    7.3

    Display

    15.0%

    7.7

    Battery

    10.0%

    9.0

    Software

    10.0%

    8.7

    Connectivity

    4.0%

    8.7

    Audio

    3.0%

    7.8

    Design

    7.5
    Xiaomi Redmi Note 15 5G (8GB + 128GB) has a technical score of 7.55 points, which is higher than 61.9% 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%

    3.8

    Popularity

    No reviews for this version.

    Check reviews from other versions.

    7.3
    Xiaomi Redmi Note 15 5G (8GB + 128GB) has a user score of 7.3 points, which is lower than 82.8% 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.
    3.8
    Xiaomi Redmi Note 15 5G (8GB + 128GB) has a popularity of 3.8 points, which is lower than 54.9% of smartphones.
    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%

    7.5

    Overall score

    40.0%

    9.2

    Price

    8.2
    Xiaomi Redmi Note 15 5G (8GB + 128GB) has a quality-to-price ratio of 8.2 points, which is higher than 74.1% of smartphones.
    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

    Xiaomi
    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 6 Gen 3
    Xiaomi Redmi Note 15 5G (8GB + 128GB) uses the Qualcomm Snapdragon 6 Gen 3 processor which is faster than processors in 51.7% of smartphones and equal to processors in 0.4% 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
    Xiaomi Redmi Note 15 5G (8GB + 128GB) 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

    128 GB
    Xiaomi Redmi Note 15 5G (8GB + 128GB) has an internal storage capacity of 128 GB which is smaller than the storage of 61.2% of smartphones and equal to that of 28.4% 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

    2.4 GHz
    The CPU boost clock speed of Xiaomi Redmi Note 15 5G (8GB + 128GB) is 2.4 GHz which is higher than the boost speed of 36.6% of smartphones and equal to that of 13.5% of smartphones.
    Show more
    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
    Android 15 (HyperOS 2)
    Xiaomi Redmi Note 15 5G (8GB + 128GB) uses the Android operating system, which outperforms that of 1% of smartphones.
    Android 15 (HyperOS 2)
    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 15
    Xiaomi Redmi Note 15 5G (8GB + 128GB) runs Android version Android 15 which is newer than that found in 70.6% of smartphones and equal to that in 25.1% 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

    yes
    Xiaomi Redmi Note 15 5G (8GB + 128GB) receives 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
    Xiaomi Redmi Note 15 5G (8GB + 128GB) 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
    Xiaomi Redmi Note 15 5G (8GB + 128GB) offers dark mode. 95.8% of smartphones support this feature.
    Show more
    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
    Xiaomi Redmi Note 15 5G (8GB + 128GB) 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

    108 MP & 8 MP
    Xiaomi Redmi Note 15 5G (8GB + 128GB) has a main camera resolution of 108 MP & 8 MP MP which is higher than that of 92.1% of smartphones and equal to that of 0.2% 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/1.8 & f/2.2 & f/2
    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

    40.2 mm²
    Xiaomi Redmi Note 15 5G (8GB + 128GB) has a main camera sensor area of 40.2 mm² which is larger than the main camera sensor area of 53.9% of smartphones and equal to that of 0.2% 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

    0.61 µm
    Xiaomi Redmi Note 15 5G (8GB + 128GB) has a main camera pixel size of 0.61 µm which is smaller than in 93.8% of smartphones and equal to the size in 2.3% of smartphones.
    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
    Nano-SIM + Nano-SIM (hybrid slot for microSDXC, no eSIM support in this specific version)
    Xiaomi Redmi Note 15 5G (8GB + 128GB) has 2 SIM slots, which is more than in 3.8% of smartphones and equal to the number in 96.1% of smartphones.
    Nano-SIM + Nano-SIM (hybrid slot for microSDXC, no eSIM support in this specific version)
    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
    Xiaomi Redmi Note 15 5G (8GB + 128GB) 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
    Xiaomi Redmi Note 15 5G (8GB + 128GB) 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
    Xiaomi Redmi Note 15 5G (8GB + 128GB) 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
    Xiaomi Redmi Note 15 5G (8GB + 128GB) supports Wi-Fi connectivity. 100% of smartphones offer Wi-Fi support.
    Show more
    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

    6.77 inches
    Xiaomi Redmi Note 15 5G (8GB + 128GB) has a screen size of 6.77 inches which is larger than the screens of 70.8% of smartphones and equal to those of 2.6% 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

    1080 x 2392 px
    Xiaomi Redmi Note 15 5G (8GB + 128GB) has a screen resolution of 1080 x 2392 px which is lower than that of 63.4% of smartphones and equal to that of 2.2% 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

    388 ppi
    Xiaomi Redmi Note 15 5G (8GB + 128GB) has a pixel density of 388 ppi which is lower than that of 67.4% of smartphones and equal to that of 3.3% 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
    Xiaomi Redmi Note 15 5G (8GB + 128GB) 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
    Xiaomi Redmi Note 15 5G (8GB + 128GB) 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.
    Show more
    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

    5800 mAh
    Xiaomi Redmi Note 15 5G (8GB + 128GB) has a battery capacity of 5800 mAh which is larger than the batteries in 72.4% of smartphones and equal to those in 0.7% 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

    33 W
    Xiaomi Redmi Note 15 5G (8GB + 128GB) supports charging speeds of 33 W which is faster than in 38.9% of smartphones and equal to speeds in 12% 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
    Xiaomi Redmi Note 15 5G (8GB + 128GB) 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

    no
    Xiaomi Redmi Note 15 5G (8GB + 128GB) does not support 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
    Xiaomi Redmi Note 15 5G (8GB + 128GB) 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

    yes
    Xiaomi Redmi Note 15 5G (8GB + 128GB) includes 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

    2
    Xiaomi Redmi Note 15 5G (8GB + 128GB) includes 2 microphones, which is more than in 10.5% of smartphones and equal to the number in 66.6% 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

    yes
    Xiaomi Redmi Note 15 5G (8GB + 128GB) includes 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
    Xiaomi Redmi Note 15 5G (8GB + 128GB) 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

    165 mm
    Xiaomi Redmi Note 15 5G (8GB + 128GB) has a height of 165 mm which is taller than 67.3% of smartphones and equal to that of 0.9% 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

    75.4 mm
    Xiaomi Redmi Note 15 5G (8GB + 128GB) has a width of 75.4 mm which is narrower than 61.8% of smartphones and equal to that of 1.6% 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

    7.4 mm
    Xiaomi Redmi Note 15 5G (8GB + 128GB) has a thickness of 7.4 mm which is thinner than 92.4% of smartphones and equal to that of 1.4% 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

    178 g
    Xiaomi Redmi Note 15 5G (8GB + 128GB) weighs 178 g which is lighter than 88.1% of smartphones and equal to the weight of 0.7% 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

    86625 cm³
    Xiaomi Redmi Note 15 5G (8GB + 128GB) has a device volume of 86625 cm³ which is smaller than 78.3% of smartphones and equal to that of 0.4% of smartphones.
    Show more

    Xiaomi Redmi Note 15 5G (8GB + 128GB) vs the average smartphone

    • 2,200 nits higher peak brightness
      Xiaomi Redmi Note 15 5G (8GB + 128GB) has a higher peak brightness than the average smartphone (3200 nits vs 1000 nits). The average peak brightness is 1000 nits.
      What it is: The absolute maximum brightness a small portion of the screen can achieve briefly, usually when displaying HDR content.
      When it matters: When you watch HDR content and want highlights like explosions or sunlight to look realistic.

      Importance: MEDIUM

      Good value: >1300 nits

      Xiaomi Redmi Note 15 5G (8GB + 128GB) has a higher peak brightness than the average smartphone (3200 nits vs 1000 nits). The average peak brightness is 1000 nits.3200 nits vs 1000 nits
    • Higher-resolution main camera
      Xiaomi Redmi Note 15 5G (8GB + 128GB) has a higher main camera resolution than the average smartphone (108 MP & 8 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

      Xiaomi Redmi Note 15 5G (8GB + 128GB) has a higher main camera resolution than the average smartphone (108 MP & 8 MP vs 50 MP & 8 MP ). The average smartphone main camera has 50 MP & 8 MP megapixels.108 MP & 8 MP vs 50 MP & 8 MP
    • Supports reverse wireless charging
      Xiaomi Redmi Note 15 5G (8GB + 128GB) 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

      Xiaomi Redmi Note 15 5G (8GB + 128GB) supports reverse wireless charging, the average smartphone does not. 25.5% of smartphones offer reverse wireless charging.
    • 16% larger battery capacity
      Xiaomi Redmi Note 15 5G (8GB + 128GB) has a larger battery capacity than the average smartphone (5800 mAh vs 5000 mAh). The average smartphone battery is 5000 mAh.
      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

      Xiaomi Redmi Note 15 5G (8GB + 128GB) has a larger battery capacity than the average smartphone (5800 mAh vs 5000 mAh). The average smartphone battery is 5000 mAh.5800 mAh vs 5000 mAh
    • Better display glass type
      Xiaomi Redmi Note 15 5G (8GB + 128GB) features a better display glass type than the average smartphone (Xiaomi Dragon Crystal Glass vs Corning Gorilla Glass 5 ). The average smartphone uses Corning Gorilla Glass 5 protection.
      What it is: The specific brand or model of strengthened glass used to protect the screen from scratches and drops.
      When it matters: When you want reassurance that your screen can withstand drops and scratches.

      Importance: HIGH

      Xiaomi Redmi Note 15 5G (8GB + 128GB) features a better display glass type than the average smartphone (Xiaomi Dragon Crystal Glass vs Corning Gorilla Glass 5 ). The average smartphone uses Corning Gorilla Glass 5 protection.Xiaomi Dragon Crystal Glass vs Corning Gorilla Glass 5
    • Receives direct OS updates
      Xiaomi Redmi Note 15 5G (8GB + 128GB) supports direct OS updates, the average smartphone does not. 20.5% of smartphones support this feature.
      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

      Xiaomi Redmi Note 15 5G (8GB + 128GB) supports direct OS updates, the average smartphone does not. 20.5% of smartphones support this feature.
    • Higher on-device AI tier
      Xiaomi Redmi Note 15 5G (8GB + 128GB) runs on the productivity AI tier, while the average smartphone runs on fundamental , enabling stronger on-device AI features.
      AI Creativity Assistant, AI Erase, AI Image Enhancement, AI Face Unlock
      What it is: This level indicates how advanced the phone's on-device AI processing is, from basic assistance to more autonomous agentic tasks. A higher level usually enables faster, more private features such as live translation, writing help, and smarter photo edits without relying entirely on cloud processing.
      When it matters: When you travel or work in multiple languages and want instant translation, summarization, or writing help even with weak signal, this level determines how capable those on-device AI tools are.

      Importance: MEDIUM

      Xiaomi Redmi Note 15 5G (8GB + 128GB) runs on the productivity AI tier, while the average smartphone runs on fundamental , enabling stronger on-device AI features.productivity vs fundamental
    • Has a heart rate monitor
      Xiaomi Redmi Note 15 5G (8GB + 128GB) features a heart rate monitor, the average smartphone does not. 4.9% of smartphones include a built-in heart rate sensor.
      What it is: A sensor specifically designed to measure the user's pulse, typically located on the back of the device.
      When it matters: When you want to check your pulse quickly without putting on a smartwatch.

      Importance: LOW

      Xiaomi Redmi Note 15 5G (8GB + 128GB) features a heart rate monitor, the average smartphone does not. 4.9% of smartphones include a built-in heart rate sensor.
    • 6.3% faster GPU clock
      Xiaomi Redmi Note 15 5G (8GB + 128GB) has a higher GPU frequency than the average smartphone (1010 MHz vs 950 MHz). The average smartphone GPU frequency is 950 MHz.
    • Higher CPU base clock speed
      Xiaomi Redmi Note 15 5G (8GB + 128GB) has a higher CPU base clock speed than the average smartphone (4x 2.4 GHz & 4x 1.8 GHz vs 2x 2.2 GHz & 6x 2 GHz ). The average smartphone has a base clock speed of 2x 2.2 GHz & 6x 2 GHz .
    • Receives direct OS updates
      Xiaomi Redmi Note 15 5G (8GB + 128GB) supports direct OS updates, the average smartphone does not. 20.5% of smartphones support this feature.
    • Higher on-device AI tier
      Xiaomi Redmi Note 15 5G (8GB + 128GB) runs on the productivity AI tier, while the average smartphone runs on fundamental , enabling stronger on-device AI features.
    • Supports fast boot
      Xiaomi Redmi Note 15 5G (8GB + 128GB) supports fast boot, the average smartphone does not. 22.4% of smartphones include fast boot capabilities.
    • Newer Android version
      Xiaomi Redmi Note 15 5G (8GB + 128GB) features a newer Android version than the average smartphone (Android 15 vs Android 14 ). The average version is Android 14 .
    • Higher-resolution main camera
      Xiaomi Redmi Note 15 5G (8GB + 128GB) has a higher main camera resolution than the average smartphone (108 MP & 8 MP vs 50 MP & 8 MP ). The average smartphone main camera has 50 MP & 8 MP megapixels.
    • Supports RAW photo capture
      Xiaomi Redmi Note 15 5G (8GB + 128GB) supports RAW photo capture, the average smartphone does not. 37.1% of smartphones allow RAW files.
    • Supports 360° panorama
      Xiaomi Redmi Note 15 5G (8GB + 128GB) can capture 360° panoramas, the average smartphone cannot. 25.1% of smartphones support 360° panoramas.
    • Allows manual shutter speed
      Xiaomi Redmi Note 15 5G (8GB + 128GB) allows manual shutter speed control, the average smartphone does not. 29.7% of smartphones include this.
    • 25.6% larger main camera sensor area
      Xiaomi Redmi Note 15 5G (8GB + 128GB) has a larger main camera sensor area than the average smartphone (40.2 mm² vs 32 mm²). The average main camera sensor area is 32 mm².
    • Has a heart rate monitor
      Xiaomi Redmi Note 15 5G (8GB + 128GB) features a heart rate monitor, the average smartphone does not. 4.9% of smartphones include a built-in heart rate sensor.
    • Supports motion tracking
      Xiaomi Redmi Note 15 5G (8GB + 128GB) supports motion tracking, the average smartphone does not. 21.9% of smartphones offer motion tracking capabilities.
    • Has an infrared sensor
      Xiaomi Redmi Note 15 5G (8GB + 128GB) includes an infrared sensor, the average smartphone does not. 33.3% of smartphones feature an IR blaster.
    • 2,200 nits higher peak brightness
      Xiaomi Redmi Note 15 5G (8GB + 128GB) has a higher peak brightness than the average smartphone (3200 nits vs 1000 nits). The average peak brightness is 1000 nits.
    • Better display glass type
      Xiaomi Redmi Note 15 5G (8GB + 128GB) features a better display glass type than the average smartphone (Xiaomi Dragon Crystal Glass vs Corning Gorilla Glass 5 ). The average smartphone uses Corning Gorilla Glass 5 protection.
    • 0.1 inches larger screen size
      Xiaomi Redmi Note 15 5G (8GB + 128GB) 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 a curved display
      Xiaomi Redmi Note 15 5G (8GB + 128GB) features a curved display, the average smartphone does not. 24.4% of smartphones have curved screens.
    • Supports reverse wireless charging
      Xiaomi Redmi Note 15 5G (8GB + 128GB) supports reverse wireless charging, the average smartphone does not. 25.5% of smartphones offer reverse wireless charging.
    • 16% larger battery capacity
      Xiaomi Redmi Note 15 5G (8GB + 128GB) has a larger battery capacity than the average smartphone (5800 mAh vs 5000 mAh). The average smartphone battery is 5000 mAh.
    • Supports aptX Adaptive
      Xiaomi Redmi Note 15 5G (8GB + 128GB) supports aptX Adaptive, the average smartphone does not. 34.3% of smartphones include aptX Adaptive support.
    • Has FM radio
      Xiaomi Redmi Note 15 5G (8GB + 128GB) features an FM radio, the average smartphone does not. 33.7% of smartphones include an FM tuner.
    • Has a 3.5 mm headphone jack
      Xiaomi Redmi Note 15 5G (8GB + 128GB) features a 3.5 mm headphone jack, the average smartphone does not. 45.3% of smartphones include a standard headphone jack.
    • 9.3% lighter
      Xiaomi Redmi Note 15 5G (8GB + 128GB) is lighter than the average smartphone (178 g vs 196.2 g). The average smartphone weighs 196.2 g.
    • 0.9 mm thinner
      Xiaomi Redmi Note 15 5G (8GB + 128GB) is thinner than the average smartphone (7.4 mm vs 8.3 mm). The average smartphone thickness is 8.3 mm.

    Total
    Performance & Hardware
    Software
    Camera
    Connectivity
    Display
    Battery
    Audio
    Design
    • 50% less storage
      Xiaomi Redmi Note 15 5G (8GB + 128GB) offers less internal storage than the average smartphone (128 GB vs 256 GB). The average smartphone includes 256 GB of internal storage.
    • 22.4% slower memory speed
      Xiaomi Redmi Note 15 5G (8GB + 128GB) has a lower memory speed than the average smartphone (2133 MHz vs 2750 MHz). The average smartphone has a memory speed of 2750 MHz.
    • 16.7% higher TDP (less efficient)
      Xiaomi Redmi Note 15 5G (8GB + 128GB) has a higher TDP than the average smartphone (5 W vs 6 W). The average smartphone has a TDP of 6 W.
    • 14.3% lower maximum RAM capacity
      Xiaomi Redmi Note 15 5G (8GB + 128GB) supports less maximum RAM than the average smartphone (12 GB vs 14 GB). The average smartphone supports 14 GB of RAM.
    • No battery health monitoring
      Xiaomi Redmi Note 15 5G (8GB + 128GB) lacks battery health monitoring, the average smartphone includes it. 66.5% of smartphones provide battery health stats.
    • No split-screen support
      Xiaomi Redmi Note 15 5G (8GB + 128GB) does not support split-screen, the average smartphone does. %^^ of smartphones allow split-screen multitasking.
    • Narrower main camera aperture
      Xiaomi Redmi Note 15 5G (8GB + 128GB) has a narrower main camera aperture than the average smartphone (f/1.8 & f/2.2 & f/2 vs f/1.8 & f/2.4 & f/2.4 ). The average smartphone aperture is f/1.8 & f/2.4 & f/2.4 .
    • Lower front camera megapixels
      Xiaomi Redmi Note 15 5G (8GB + 128GB) has lower front camera megapixels than the average smartphone (8 MP vs 16 MP ). The average smartphone has a 16 MP front camera.
    • Lacks HDR mode
      Xiaomi Redmi Note 15 5G (8GB + 128GB) lacks an HDR mode, the average smartphone has one. 97.2% of smartphones support HDR photography.
      0
    • 0.19 µm smaller main camera pixel size
      Xiaomi Redmi Note 15 5G (8GB + 128GB) 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.
    • Older Bluetooth version
      Xiaomi Redmi Note 15 5G (8GB + 128GB) uses an older Bluetooth version than the average smartphone (5.1 vs 5.2). The average smartphone uses Bluetooth 5.2.
    • Lower contrast ratio
      Xiaomi Redmi Note 15 5G (8GB + 128GB) has a lower contrast ratio than the average smartphone (1400:1 vs 1000000:1 ). The average smartphone has a contrast ratio of 1000000:1 .
    • 1.8% lower pixel density
      Xiaomi Redmi Note 15 5G (8GB + 128GB) has a lower pixel density than the average smartphone (388 ppi vs 395 ppi). The average smartphone has a pixel density of 395 ppi.
    • Lower screen resolution
      Xiaomi Redmi Note 15 5G (8GB + 128GB) has a lower screen resolution than the average smartphone (1080x 2392 px vs 1080x 2400 px ). The average smartphone has a resolution of 1080x 2400 px .
    • Lower IP rating
      Xiaomi Redmi Note 15 5G (8GB + 128GB) has a lower IP rating than the average smartphone (IP64 vs IP67 ). 0.00% of smartphones have a higher IP rating.
    • 1.4 mm taller
      Xiaomi Redmi Note 15 5G (8GB + 128GB) is taller than the average smartphone (165 mm vs 163.6 mm). The average smartphone has a height of 163.6 mm.
    • 50% less storage
      Xiaomi Redmi Note 15 5G (8GB + 128GB) offers less internal storage than the average smartphone (128 GB vs 256 GB). The average smartphone includes 256 GB of 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

      Xiaomi Redmi Note 15 5G (8GB + 128GB) offers less internal storage than the average smartphone (128 GB vs 256 GB). The average smartphone includes 256 GB of internal storage.128 GB vs 256 GB
    • Narrower main camera aperture
      Xiaomi Redmi Note 15 5G (8GB + 128GB) has a narrower main camera aperture than the average smartphone (f/1.8 & f/2.2 & f/2 vs f/1.8 & f/2.4 & f/2.4 ). The average smartphone aperture is f/1.8 & f/2.4 & f/2.4 .
      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

      Xiaomi Redmi Note 15 5G (8GB + 128GB) has a narrower main camera aperture than the average smartphone (f/1.8 & f/2.2 & f/2 vs f/1.8 & f/2.4 & f/2.4 ). The average smartphone aperture is f/1.8 & f/2.4 & f/2.4 .f/1.8 & f/2.2 & f/2.0 vs f/1.8 & f/2.4 & f/2.4
    • Lower front camera megapixels
      Xiaomi Redmi Note 15 5G (8GB + 128GB) has lower front camera megapixels than the average smartphone (8 MP vs 16 MP ). The average smartphone has a 16 MP front camera.
      What it is: The resolution of the front-facing camera, measured in megapixels, determining the detail level of selfies.
      When it matters: When you want detailed selfies or high-quality video for calls and streaming.

      Importance: HIGH

      Good value: >16 MP

      Xiaomi Redmi Note 15 5G (8GB + 128GB) has lower front camera megapixels than the average smartphone (8 MP vs 16 MP ). The average smartphone has a 16 MP front camera.8 MP vs 16 MP
    • No battery health monitoring
      Xiaomi Redmi Note 15 5G (8GB + 128GB) lacks battery health monitoring, the average smartphone includes it. 66.5% of smartphones provide battery health stats.
      What it is: A system that tracks and reports the battery's condition, capacity degradation, and overall health over time to help users understand performance changes.
      When it matters: When you want to know if your battery is degrading and needs replacement.

      Importance: LOW

      Xiaomi Redmi Note 15 5G (8GB + 128GB) lacks battery health monitoring, the average smartphone includes it. 66.5% of smartphones provide battery health stats.
    • Lower contrast ratio
      Xiaomi Redmi Note 15 5G (8GB + 128GB) has a lower contrast ratio than the average smartphone (1400:1 vs 1000000:1 ). The average smartphone has a contrast ratio of 1000000:1 .
      What it is: The ratio between the luminance of the brightest white and the darkest black the display can produce.
      When it matters: When you want punchy colors and true blacks for an immersive viewing experience.

      Importance: MEDIUM

      Xiaomi Redmi Note 15 5G (8GB + 128GB) has a lower contrast ratio than the average smartphone (1400:1 vs 1000000:1 ). The average smartphone has a contrast ratio of 1000000:1 .1400:1 vs 1000000:1
    • Lacks HDR mode
      Xiaomi Redmi Note 15 5G (8GB + 128GB) lacks an HDR mode, the average smartphone has one. 97.2% of smartphones support HDR photography.
      0
      What it is: High Dynamic Range mode for photos, which combines multiple exposures to retain detail in both shadows and highlights.
      When it matters: When you take photos in high-contrast scenes, like a bright sky against a dark landscape.

      Importance: MEDIUM

      Xiaomi Redmi Note 15 5G (8GB + 128GB) lacks an HDR mode, the average smartphone has one. 97.2% of smartphones support HDR photography.
    • 22.4% slower memory speed
      Xiaomi Redmi Note 15 5G (8GB + 128GB) has a lower memory speed than the average smartphone (2133 MHz vs 2750 MHz). The average smartphone has a memory speed of 2750 MHz.
      What it is: The rate at which the device’s RAM can transfer data, measured in MHz or GB/s.
      When it matters: When you need faster app loading times and snappier overall system responsiveness.

      Importance: MEDIUM

      Good value: >3200 MHz

      Xiaomi Redmi Note 15 5G (8GB + 128GB) has a lower memory speed than the average smartphone (2133 MHz vs 2750 MHz). The average smartphone has a memory speed of 2750 MHz.2133 MHz vs 2750 MHz
    • 0.19 µm smaller main camera pixel size
      Xiaomi Redmi Note 15 5G (8GB + 128GB) 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.
      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

      Xiaomi Redmi Note 15 5G (8GB + 128GB) 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.0.61 µm vs 0.8 µm
    Total
    Overall
    Performance & Hardware
    Software
    Camera
    Connectivity
    Display
    Design

    Graphic comparison of Xiaomi Redmi Note 15 5G (8GB + 128GB) and other smartphones

    Attribute category
    Attribute
    No results found

    Third-party reviews

    What customers like about Xiaomi Redmi Note 15 5G (8GB + 128GB)?

    • Excellent, bright 6.77-inch AMOLED display with a 120Hz refresh rate and slim bezels.
    • Sleek, slim (7.4mm), and lightweight design that feels premium in hand.
    • Impressively long battery life (easily lasts over a day with moderate use).
    • Good quality 108MP main camera that captures sharp, detailed photos in good lighting conditions.
    • Comes with a 45W (or 33W depending on the specific product variant) charger included in the box.
    • Durable build with an IP65 or IP66 rating for dust and water resistance and MIL-STD-810H compliance.
    • Promises a long software support life, including four years of OS updates and six years of security updates.
    • Performance is sufficient for everyday use, with smooth app loading and scrolling for daily tasks.
    • Includes features like expandable storage (microSD card slot), an IR blaster, and a reliable in-display fingerprint sensor.
    • Audio includes loud stereo speakers, although bass is weak.

    What customers dislike about Xiaomi Redmi Note 15 5G (8GB + 128GB)?

    • Day-to-day performance can feel laggy or stutter under heavy multitasking or demanding games.
    • Significant amount of pre-installed bloatware and ads in the HyperOS software.
    • Low-light camera performance is average, with noise artifacts and a lack of clarity.
    • 4K video recording suffers from poor stabilization and is considered almost unusable by some reviewers.
    • The ultra-wide camera is underwhelming and lacks detail compared to the main sensor.
    • Does not support HDR playback on streaming services like Netflix or YouTube, despite the capable display hardware.
    • Audio quality is just okay, with lower frequencies barely present due to the slim profile.
    • Vibration feedback feels buzzy and lacks the tight precision of pricier phones.
    • The phone does not support wireless charging.

    Expert reviews

    M
    m.economictimes.com
    ?
    14/01/2026
    Redmi Note 15 5G review: Sleek, reliable, and value-packed

    The Redmi Note 15 5G is described as restoring the series' value reputation with a slim design and IP65/IP66 ratings. It features a bright 6.77-inch 120Hz AMOLED display but performance with demanding games is limited by the Snapdragon 6 Gen 3 chip, and the software includes bloatware despite update promises. The 108MP main camera can be inconsistent, particularly in low light,...Read more

    G
    gamestar.de
    ?
    15/01/2026
    Xiaomi Redmi Note 15 Review: Affordable Entry-Level Phone with Strengths and Weaknesses

    The Xiaomi Redmi Note 15 4G features a 6.77-inch AMOLED display reaching nearly 3,000 nits, alongside a large 6,000 mAh battery that provides up to two days of usage, marking it as a strong entry-level option. While it boasts a sleek design, reverse wired charging, and up to six years of security updates, it faces limitations with no 5G support, the removal of the 3.5mm headphone...Read more

    (Translated)Show original
    M
    movilzona.es
    ?
    29/01/2026
    Of all the Redmi Note 15 models, which one has the best battery?

    The Redmi Note 15 series introduces a breakthrough in the mid-range market by incorporating silicon-carbon battery technology, enabling capacities up to 6,580 mAh without increasing thickness. The Redmi Note 15 Pro 5G stands out for superior battery life, offering up to two full days of usage and approximately 9 hours of screen time. The Pro+ 5G variant is noted for its 100W...Read more

    (Translated)Show original
    P
    phonearena.com
    ?
    23/01/2026
    Xiaomi Redmi Note 15 5G review: a masterclass in budget phone design and value

    The Xiaomi Redmi Note 15 5G is positioned as a standout 2026 budget device, featuring an ultra-slim 7.4 mm design, a vibrant 120Hz AMOLED display, and IP65/IP66 water resistance. Powered by the Snapdragon 6 Gen 3 chipset, the phone delivers snappy performance and boasts exceptional battery life from its 5,520 mAh cell, paired with 45W fast charging. Despite these strengths, the...Read more

    (Translated)Show original
    A
    androidcentral.com
    ?
    19/01/2026
    I spent a week with the Xiaomi Redmi Note 15, and its battery life is incredible, even if one big flaw keeps showing up

    The Android Central review of the Xiaomi Redmi Note 15 praises its 6.77-inch AMOLED display, 7.4mm thin design, and robust 5,520 mAh battery, labeling it a stylish budget device. Key pros include the inclusion of a 45W charger, an IR blaster, and decent 108MP daylight camera performance. However, significant cons arise from the Snapdragon 6 Gen 3 chipset, which, paired with HyperOS,...Read more

    (Translated)Show original
    G
    gadgetbytenepal.com
    ?
    26/01/2026
    Redmi Note 15 Review: Still Midrange Kings or Getting Too Expensive?

    The Redmi Note 15 4G and 5G feature premium curved designs with 120Hz AMOLED displays and loud stereo speakers. Key advantages include vibrant, bright displays, while disadvantages include increasing prices, minor software stutters, and a launch on Android 15. Despite the 5G model using a superior 4nm Snapdragon 6 Gen 3 over the 4G's Helio G100, real-world performance is similar,...Read more

    (Translated)Show original
    P
    phonearena.com
    ?
    23/01/2026
    Xiaomi Redmi Note 15 5G review: a masterclass in budget phone design and value

    The Xiaomi Redmi Note 15 5G is positioned as a standout 2026 budget device, featuring an ultra-slim 7.4 mm design, a vibrant 120Hz AMOLED display, and IP65/IP66 water resistance. Powered by the Snapdragon 6 Gen 3 chipset, the phone delivers snappy performance and boasts exceptional battery life from its 5,520 mAh cell, paired with 45W fast charging. Despite these strengths, the...Read more

    (Translated)Show original
    A
    androidcentral.com
    ?
    19/01/2026
    I spent a week with the Xiaomi Redmi Note 15, and its battery life is incredible, even if one big flaw keeps showing up

    The Android Central review of the Xiaomi Redmi Note 15 praises its 6.77-inch AMOLED display, 7.4mm thin design, and robust 5,520 mAh battery, labeling it a stylish budget device. Key pros include the inclusion of a 45W charger, an IR blaster, and decent 108MP daylight camera performance. However, significant cons arise from the Snapdragon 6 Gen 3 chipset, which, paired with HyperOS,...Read more

    (Translated)Show original

    Video reviews

    Best alternatives

    xiaomi-poco-x7-pro
    Poco X7 Pro 5G (12GB + 512GB)

    Smartphones

    8.5
    xiaomi-12-pro
    Xiaomi 12 Pro (12GB + 256GB)

    Smartphones

    8.5
    xiaomi-redmi-note-14-pro-plus-5g-global
    Xiaomi Redmi Note 14 Pro+ Plus 5G (8GB + 256GB)

    Smartphones

    8.2
    xiaomi-redmi-note-13-pro-8gb-256gb
    Xiaomi Redmi Note 13 Pro (8GB + 256GB)

    Smartphones

    8.0
    nothing-phone-3a-lite-8gb-256gb
    Nothing Phone 3a Lite (8GB + 256GB)

    Smartphones

    7.9
    honor-200
    HONOR 200 Lite (8GB + 256GB)

    Smartphones

    8.1
    vivo-y400-5g-8gb-256gb
    vivo Y400 5G (8GB + 256GB)

    Smartphones

    8.1
    motorola-edge-50-neo-12gb-256gb
    Motorola Edge 50 Neo (12GB + 256GB)

    Smartphones

    8.1
    xiaomi-redmi-note-13-pro-plus-8gb-256gb
    Xiaomi Redmi Note 13 Pro+ 5G (8GB + 256GB)

    Smartphones

    8.1
    samsung-galaxy-f36-5g-6gb-128gb
    Samsung Galaxy F36 5G (6GB + 128GB)

    Smartphones

    8.0
    realme-p4-pro-5g-8gb-256gb
    realme P4 Pro 5G (8GB + 256GB)

    Smartphones

    8.3
    xiaomi-redmi-note-14-pro-plus
    Xiaomi Redmi Note 14 Pro+ 5G (8GB + 256GB)

    Smartphones

    8.0

    Compare Xiaomi Redmi Note 15 5G (8GB + 128GB) with other smartphones

    VS
    VS

    Compare