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Xiaomi Redmi K90 (16GB + 512GB) Review | 197 Data compared

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  • Avg. price: ~£470
  • RAM capacity: 16 GB
  • Internal storage: 512 GB
  • Screen size: 6.59 inches
  • Main camera megapixels: 50 MP & 50 MP & 8 MP

Xiaomi Redmi K90 (16GB + 512GB) review. Compare 197 technical specifications and user reviews to see how it ranks among smartphones and if it's worth buying.

9.2

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%

9.2

Technical Score

10.0%

?

User score

Exceptional
9.2

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%

9.6

Performance & Hardware

18.0%

8.6

Camera

15.0%

8.8

Display

15.0%

9.6

Battery

10.0%

9.4

Software

10.0%

9.5

Connectivity

4.0%

9.0

Audio

3.0%

8.1

Design

Exceptional
?

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%

?

User reviews

30.0%

?

Popularity

    • No image
    No image

    Best prices

      N/A~ £470

    Best rankings

    ?

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

    Other versions:
    16GB + 512GB12GB + 256GB12GB + 512GB16GB + 256GB

    Verdict

    The Xiaomi Redmi K90 (16GB + 512GB) is a performance-focused smartphone featuring a flagship-level Qualcomm Snapdragon 8 Elite (3nm) processor, 16GB of LPDDR5x RAM, and 512GB of UFS 4.0 storage. It boasts a 6.59-inch 1.5K 120Hz OLED display with an impressive 3500 nits peak brightness and a massive 7100mAh silicon-carbon battery with 100W wired fast charging. Key pros include its high-end performance for gaming and multitasking, a versatile 50MP triple camera system with a 2.5x telephoto lens and OIS, IP68 water and dust resistance, and high-quality speakers tuned by Bose. A minor con is the lack of wireless charging, though it does offer 22.5W reverse wired charging.

    Technical Specifications of smartphone Xiaomi Redmi K90 (16GB + 512GB)

    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%

    ?

    Performance & Hardware

    18.0%

    ?

    Camera

    15.0%

    ?

    Display

    15.0%

    ?

    Battery

    10.0%

    ?

    Software

    10.0%

    ?

    Connectivity

    4.0%

    ?

    Audio

    3.0%

    ?

    Design

    9.2
    Xiaomi Redmi K90 (16GB + 512GB) has a technical score of 9.19 points, which is higher than 98.9% 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%

    0.0

    User reviews

    30.0%

    1.0

    Popularity

    ?
    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.
    1.0
    Xiaomi Redmi K90 (16GB + 512GB) has a popularity of 1 points, which is lower than 67.3% 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%

    9.2

    Overall score

    40.0%

    8.0

    Price

    8.8
    Xiaomi Redmi K90 (16GB + 512GB) has a quality-to-price ratio of 8.8 points, which is higher than 99.3% 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

    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 8 Elite
    Xiaomi Redmi K90 (16GB + 512GB) uses the Qualcomm Snapdragon 8 Elite processor which is faster than processors in 95.2% of smartphones and equal to processors in 2% 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

    16 GB
    Xiaomi Redmi K90 (16GB + 512GB) has a RAM capacity of 16 GB which is larger than the RAM capacity of 83.5% of smartphones and equal to that of 12% 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

    512 GB
    Xiaomi Redmi K90 (16GB + 512GB) has an internal storage capacity of 512 GB which is larger than the storage of 77.1% of smartphones and equal to that of 17.2% 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

    4.32 GHz
    The CPU boost clock speed of Xiaomi Redmi K90 (16GB + 512GB) is 4.32 GHz which is higher than the boost speed of 96.5% of smartphones and equal to that of 1.7% 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
    Xiaomi Redmi K90 (16GB + 512GB) uses the Android operating system, which outperforms that of 1% of smartphones.
    Android 16 (HyperOS 3)
    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 16
    Xiaomi Redmi K90 (16GB + 512GB) runs Android version Android 16 which is newer than that found in 95.6% of smartphones and equal to that in 4.4% 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 K90 (16GB + 512GB) 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 K90 (16GB + 512GB) 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 K90 (16GB + 512GB) 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 K90 (16GB + 512GB) 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

    50 MP & 50 MP & 8 MP
    Xiaomi Redmi K90 (16GB + 512GB) has a main camera resolution of 50 MP & 50 MP & 8 MP MP which is higher than that of 68.6% of smartphones and equal to that of 1.8% 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/1.88 & f/2.2 & f/2.2
    Xiaomi Redmi K90 (16GB + 512GB) has a main camera aperture of f/1.88 & f/2.2 & f/2.2 which is narrower than that of 77.3% of smartphones and equal to that of 0.2% 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

    50 mm²
    Xiaomi Redmi K90 (16GB + 512GB) has a main camera sensor area of 50 mm² which is larger than the main camera sensor area of 65.5% of smartphones and equal to that of 16.5% 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

    1.0 µm
    Xiaomi Redmi K90 (16GB + 512GB) has a main camera pixel size of 1.0 µm which is larger than in 57.7% of smartphones and equal to the size in 20% 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
    Xiaomi Redmi K90 (16GB + 512GB) has 2 SIM slots, which is more than in 3.8% of smartphones and equal to the number in 96.1% of smartphones.
    2 nano-SIMs, no eSIM support
    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 K90 (16GB + 512GB) 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 K90 (16GB + 512GB) 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 K90 (16GB + 512GB) 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 K90 (16GB + 512GB) 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

    6.59 inches
    Xiaomi Redmi K90 (16GB + 512GB) has a screen size of 6.59 inches which is smaller than the screens of 67.8% of smartphones and equal to those of 0.8% 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

    1156 x 2510 px
    Xiaomi Redmi K90 (16GB + 512GB) has a screen resolution of 1156x2510 px which is higher than that of 72.6% of smartphones and equal to that of 0.2% 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

    419 ppi
    Xiaomi Redmi K90 (16GB + 512GB) has a pixel density of 419 ppi which is higher than that of 71.6% of smartphones and equal to that of 0.4% 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

    ?
    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 K90 (16GB + 512GB) 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

    7,100 mAh
    Xiaomi Redmi K90 (16GB + 512GB) has a battery capacity of 7,100 mAh which is larger than the batteries in 91.1% of smartphones and equal to those in 0.2% 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

    100 W
    Xiaomi Redmi K90 (16GB + 512GB) supports charging speeds of 100 W which is faster than in 90.1% of smartphones and equal to speeds in 4.2% 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 K90 (16GB + 512GB) 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

    ?
    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 K90 (16GB + 512GB) 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
    Xiaomi Redmi K90 (16GB + 512GB) 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

    ?
    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
    Xiaomi Redmi K90 (16GB + 512GB) 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

    yes
    Xiaomi Redmi K90 (16GB + 512GB) supports aptX Lossless. 12.9% of smartphones provide aptX Lossless.
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    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

    157.5 mm
    Xiaomi Redmi K90 (16GB + 512GB) has a height of 157.5 mm which is shorter than 87.7% of smartphones and equal to that of 0.4% 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

    75.25 mm
    Xiaomi Redmi K90 (16GB + 512GB) has a width of 75.25 mm which is narrower than 65.1% of smartphones and equal to that of 0.1% 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

    8.0 mm
    Xiaomi Redmi K90 (16GB + 512GB) has a thickness of 8.0 mm which is thinner than 63.5% of smartphones and equal to that of 6.9% 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

    206 g
    Xiaomi Redmi K90 (16GB + 512GB) weighs 206 g which is heavier than 67.3% of smartphones and equal to the weight of 1.2% 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

    94,200 cm³
    Xiaomi Redmi K90 (16GB + 512GB) has a device volume of 94,200 cm³ which is smaller than 62.4% of smartphones and equal to that of 0.2% of smartphones.
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    Xiaomi Redmi K90 (16GB + 512GB) vs the average smartphone

    • 8 GB more RAM
      Xiaomi Redmi K90 (16GB + 512GB) has more RAM capacity than the average smartphone (16 GB vs 8 GB). The average smartphone has 8 GB of RAM.
      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

      Xiaomi Redmi K90 (16GB + 512GB) has more RAM capacity than the average smartphone (16 GB vs 8 GB). The average smartphone has 8 GB of RAM.16 GB vs 8 GB
    • 42% larger battery capacity
      Xiaomi Redmi K90 (16GB + 512GB) has a larger battery capacity than the average smartphone (7,100 mAh vs 5,000 mAh). The average smartphone battery is 5,000 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 K90 (16GB + 512GB) has a larger battery capacity than the average smartphone (7,100 mAh vs 5,000 mAh). The average smartphone battery is 5,000 mAh.7100 mAh vs 5000 mAh
    • Has optical image stabilization
      Xiaomi Redmi K90 (16GB + 512GB) 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

      Xiaomi Redmi K90 (16GB + 512GB) has optical image stabilization (OIS), the average smartphone does not. 48.3% of smartphones feature OIS.
    • 3.03x faster charging speed
      Xiaomi Redmi K90 (16GB + 512GB) supports a faster charging speed than the average smartphone (100 W vs 33 W). The average charging speed is 33 W.
      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

      Xiaomi Redmi K90 (16GB + 512GB) supports a faster charging speed than the average smartphone (100 W vs 33 W). The average charging speed is 33 W.100 W vs 33 W
    • 50% smaller process node
      Xiaomi Redmi K90 (16GB + 512GB) uses a smaller process node than the average smartphone (3 nm vs 6 nm). The average process node size is 6 nm.
      What it is: The size of the manufacturing process used to create the chip's transistors, measured in nanometers (nm). Smaller nodes generally indicate more advanced, power-efficient chips.
      When it matters: When you want a chipset that is more power-efficient and generates less heat.

      Importance: HIGH

      Good value: <6 nm

      Xiaomi Redmi K90 (16GB + 512GB) uses a smaller process node than the average smartphone (3 nm vs 6 nm). The average process node size is 6 nm.3 nm vs 6 nm
    • 2,500 nits higher peak brightness
      Xiaomi Redmi K90 (16GB + 512GB) has a higher peak brightness than the average smartphone (3,500 nits vs 1,000 nits). The average peak brightness is 1,000 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 K90 (16GB + 512GB) has a higher peak brightness than the average smartphone (3,500 nits vs 1,000 nits). The average peak brightness is 1,000 nits.3500 nits vs 1000 nits
    • 2.5 x higher optical zoom
      Xiaomi Redmi K90 (16GB + 512GB) offers higher optical zoom than the average smartphone (2.5x vs 0x).
      What it is: A true zoom feature that adjusts the camera lens to get closer to the subject without losing image quality, unlike digital zoom.
      When it matters: When you want to get closer to a distant subject without losing image clarity.

      Importance: HIGH

      Good value: >2.5x

      Xiaomi Redmi K90 (16GB + 512GB) offers higher optical zoom than the average smartphone (2.5x vs 0x).2.5 x vs 0 x
    • 3.03x higher Geekbench 6 single-core benchmark score
      Xiaomi Redmi K90 (16GB + 512GB) scores better in Geekbench 6 single-core than the average smartphone (2,856 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

      Xiaomi Redmi K90 (16GB + 512GB) scores better in Geekbench 6 single-core than the average smartphone (2,856 vs 942). The average smartphone scores 942 in single-core.2,856 vs 942
    • 8 GB more RAM
      Xiaomi Redmi K90 (16GB + 512GB) has more RAM capacity than the average smartphone (16 GB vs 8 GB). The average smartphone has 8 GB of RAM.
    • 50% smaller process node
      Xiaomi Redmi K90 (16GB + 512GB) uses a smaller process node than the average smartphone (3 nm vs 6 nm). The average process node size is 6 nm.
    • 3.03x higher Geekbench 6 single-core benchmark score
      Xiaomi Redmi K90 (16GB + 512GB) scores better in Geekbench 6 single-core than the average smartphone (2,856 vs 942). The average smartphone scores 942 in single-core.
    • 3.48x higher Geekbench 6 multi-core benchmark score
      Xiaomi Redmi K90 (16GB + 512GB) scores better in Geekbench 6 multi-core than the average smartphone (8,814 vs 2,533). The average smartphone scores 2,533 in multi-core.
    • 80% higher CPU boost clock speed
      Xiaomi Redmi K90 (16GB + 512GB) has a higher CPU boost clock speed than the average smartphone (4.3 GHz vs 2.4 GHz). The average smartphone has a boost clock speed of 2.4 GHz.
    • 78.5% higher PCMark Work 3.0 Performance benchmark
      Xiaomi Redmi K90 (16GB + 512GB) has a higher PCMark Work 3.0 performance score than the average smartphone (19,246 vs 10,783). The average score is 10,783.
    • Higher CPU base clock speed
      Xiaomi Redmi K90 (16GB + 512GB) has a higher CPU base clock speed than the average smartphone (2x4.32 GHz & 6x3.53 GHz vs 2x2.2 GHz & 6x2 GHz). The average smartphone has a base clock speed of 2x2.2 GHz & 6x2 GHz.
    • Better processor
      Xiaomi Redmi K90 (16GB + 512GB) features a better processor than the average smartphone (Qualcomm Snapdragon 8 Elite vs Qualcomm Snapdragon 7 Gen 3).
    • 92.7% faster memory speed
      Xiaomi Redmi K90 (16GB + 512GB) supports faster memory speed than the average smartphone (5,300 MHz vs 2,750 MHz). The average smartphone supports 2,750 MHz memory speed.
    • Newer DDR memory version
      Xiaomi Redmi K90 (16GB + 512GB) supports a newer DDR version than the average smartphone (5 vs 4). The average DDR version is 4.
    • 6x more shader units
      Xiaomi Redmi K90 (16GB + 512GB) features more shader units than the average smartphone (1,536 vs 256). The average smartphone has 256 shader units.
    • 2x more storage
      Xiaomi Redmi K90 (16GB + 512GB) offers more internal storage than the average smartphone (512 GB vs 256 GB). The average smartphone provides 256 GB of internal storage.
    • 2x more L3 cache
      Xiaomi Redmi K90 (16GB + 512GB) has more L3 cache than the average smartphone (8,192 KB vs 4,096 KB). The average L3 cache is 4,096 KB.
    • 2 more memory channels
      Xiaomi Redmi K90 (16GB + 512GB) has more memory channels than the average smartphone (4 vs 2). The average smartphone has 2 memory channels.
    • 14.3% higher maximum RAM
      Xiaomi Redmi K90 (16GB + 512GB) supports more maximum RAM than the average smartphone (16 GB vs 14 GB). The average smartphone supports 14 GB RAM.
    • Supports newer OpenCL version
      Xiaomi Redmi K90 (16GB + 512GB) supports a newer OpenCL version than the average smartphone (3 vs 2.0). The average version is 2.0.
    • Receives direct OS updates
      Xiaomi Redmi K90 (16GB + 512GB) supports direct OS updates, the average smartphone does not. 20.5% of smartphones support this feature.
    • Higher on-device AI tier
      Xiaomi Redmi K90 (16GB + 512GB) runs on the productivity AI tier, while the average smartphone runs on fundamental, enabling stronger on-device AI features.
    • Newer Android version
      Xiaomi Redmi K90 (16GB + 512GB) features a newer Android version than the average smartphone (Android 16 vs Android 14). The average version is Android 14.
    • Supports fast boot
      Xiaomi Redmi K90 (16GB + 512GB) supports fast boot, the average smartphone does not. 22.4% of smartphones include fast boot capabilities.
    • Has optical image stabilization
      Xiaomi Redmi K90 (16GB + 512GB) has optical image stabilization (OIS), the average smartphone does not. 48.3% of smartphones feature OIS.
    • 2.5 x higher optical zoom
      Xiaomi Redmi K90 (16GB + 512GB) offers higher optical zoom than the average smartphone (2.5x vs 0x).
    • Better main camera video
      Xiaomi Redmi K90 (16GB + 512GB) records better main camera video than the average smartphone. 44.2x of smartphones support 4K or higher.
    • 56.3% larger main camera sensor area
      Xiaomi Redmi K90 (16GB + 512GB) has a larger main camera sensor area than the average smartphone (50 mm² vs 32 mm²). The average main camera sensor area is 32 mm².
    • Supports laser autofocus
      Xiaomi Redmi K90 (16GB + 512GB) features laser autofocus, the average smartphone does not. 21.4% of smartphones include laser AF.
    • Supports HDR10 video recording
      Xiaomi Redmi K90 (16GB + 512GB) supports HDR10 video recording, the average smartphone does not. 36.1% of smartphones support HDR10.
    • Supports RAW photo capture
      Xiaomi Redmi K90 (16GB + 512GB) supports RAW photo capture, the average smartphone does not. 37.1% of smartphones allow RAW files.
    • Has a dual-tone LED flash
      Xiaomi Redmi K90 (16GB + 512GB) features a dual-tone LED flash, the average smartphone does not. 41.4% of smartphones include dual-tone flash.
    • Supports Dolby Vision video recording
      Xiaomi Redmi K90 (16GB + 512GB) supports Dolby Vision video recording, the average smartphone does not. 10.7% of smartphones support Dolby Vision.
    • Higher-resolution main camera
      Xiaomi Redmi K90 (16GB + 512GB) has a higher main camera resolution than the average smartphone (50 MP & 50 MP & 8 MP vs 50 MP & 8 MP). The average smartphone main camera has 50 MP & 8 MP megapixels.
    • 1 more flash LEDs
      Xiaomi Redmi K90 (16GB + 512GB) has more flash LEDs than the average smartphone (2 vs 1). The average smartphone has 1 flash LEDs.
    • Supports 360° panorama
      Xiaomi Redmi K90 (16GB + 512GB) can capture 360° panoramas, the average smartphone cannot. 25.1% of smartphones support 360° panoramas.
    • Allows manual shutter speed
      Xiaomi Redmi K90 (16GB + 512GB) allows manual shutter speed control, the average smartphone does not. 29.7% of smartphones include this.
    • 0.2 µm larger main camera pixel size
      Xiaomi Redmi K90 (16GB + 512GB) has a larger main camera pixel size than the average smartphone (1 µm vs 0.8 µm). The average pixel size is 0.8 µm.
    • Higher front camera megapixels
      Xiaomi Redmi K90 (16GB + 512GB) has more front camera megapixels than the average smartphone (20 MP vs 16 MP). The average front camera has 16 MP megapixels.
    • Newer Wi-Fi version
      Xiaomi Redmi K90 (16GB + 512GB) supports a newer Wi-Fi version than the average smartphone (Wi-Fi 7 (802.11be), 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).
    • Includes crash detection
      Xiaomi Redmi K90 (16GB + 512GB) features crash detection, the average smartphone does not. 5.6% of smartphones include automatic crash detection.
    • Has a heart rate monitor
      Xiaomi Redmi K90 (16GB + 512GB) features a heart rate monitor, the average smartphone does not. 4.9% of smartphones include a built-in heart rate sensor.
    • Supports optical tracking
      Xiaomi Redmi K90 (16GB + 512GB) supports optical tracking, the average smartphone does not. 12.2% of smartphones include optical tracking.
    • Supports motion tracking
      Xiaomi Redmi K90 (16GB + 512GB) supports motion tracking, the average smartphone does not. 21.9% of smartphones offer motion tracking capabilities.
    • Newer Bluetooth version
      Xiaomi Redmi K90 (16GB + 512GB) supports a newer Bluetooth version than the average smartphone (5.4 vs 5.2). The average version is Bluetooth 5.2.
    • Has an infrared sensor
      Xiaomi Redmi K90 (16GB + 512GB) includes an infrared sensor, the average smartphone does not. 33.3% of smartphones feature an IR blaster.
    • 2,500 nits higher peak brightness
      Xiaomi Redmi K90 (16GB + 512GB) has a higher peak brightness than the average smartphone (3,500 nits vs 1,000 nits). The average peak brightness is 1,000 nits.
    • 2x higher touch sampling rate
      Xiaomi Redmi K90 (16GB + 512GB) has a higher touch sampling rate than the average smartphone (480 Hz vs 240 Hz). The average touch sampling rate is 240 Hz.
    • 584.5 nits higher GSMArena max display brightness
      Xiaomi Redmi K90 (16GB + 512GB) has a higher GSMArena max display brightness than the average smartphone (1,478 nits vs 893.5 nits). The average max brightness is 893.5 nits.
    • Higher contrast ratio
      Xiaomi Redmi K90 (16GB + 512GB) has a higher contrast ratio than the average smartphone (5000000:1 vs 1000000:1). The average smartphone contrast ratio is 1000000:1.
    • Supports Dolby Vision support
      Xiaomi Redmi K90 (16GB + 512GB) supports Dolby Vision, the average smartphone does not. 17.4% of smartphones are Dolby Vision compatible.
    • Better display glass type
      Xiaomi Redmi K90 (16GB + 512GB) 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.
    • Supports HDR10 support
      Xiaomi Redmi K90 (16GB + 512GB) supports HDR10, the average smartphone does not. 42.7% of smartphones are HDR10 compatible.
    • Supports HDR10+ support
      Xiaomi Redmi K90 (16GB + 512GB) supports HDR10+, the average smartphone does not. 21.9% of smartphones include HDR10+ support.
    • Has an always-on display
      Xiaomi Redmi K90 (16GB + 512GB) features an always-on display, the average smartphone does not. 49.1% of smartphones offer always-on functionality.
    • Higher screen resolution
      Xiaomi Redmi K90 (16GB + 512GB) has a higher screen resolution than the average smartphone (1156x2510 px vs 1080x2400 px). The average smartphone resolution is 1080x2400 px.
    • 6.1% higher pixel density
      Xiaomi Redmi K90 (16GB + 512GB) has a higher pixel density than the average smartphone (419 ppi vs 395 ppi). The average smartphone has a pixel density of 395 ppi.
    • 42% larger battery capacity
      Xiaomi Redmi K90 (16GB + 512GB) has a larger battery capacity than the average smartphone (7,100 mAh vs 5,000 mAh). The average smartphone battery is 5,000 mAh.
    • 3.03x faster charging speed
      Xiaomi Redmi K90 (16GB + 512GB) supports a faster charging speed than the average smartphone (100 W vs 33 W). The average charging speed is 33 W.
    • Supports reverse wireless charging
      Xiaomi Redmi K90 (16GB + 512GB) supports reverse wireless charging, the average smartphone does not. 25.5% of smartphones offer reverse wireless charging.
    • 69% higher PCMark Work 3.0 battery benchmark
      Xiaomi Redmi K90 (16GB + 512GB) has a higher PCMark Work 3.0 battery benchmark score than the average smartphone (1,328 min vs 786 min). The average score is 786 min.
    • Supports aptX Lossless
      Xiaomi Redmi K90 (16GB + 512GB) supports aptX Lossless, the average smartphone does not. 12.9% of smartphones include aptX Lossless support.
    • Supports aptX Adaptive
      Xiaomi Redmi K90 (16GB + 512GB) supports aptX Adaptive, the average smartphone does not. 34.3% of smartphones include aptX Adaptive support.
    • 6.1 mm shorter
      Xiaomi Redmi K90 (16GB + 512GB) is shorter than the average smartphone (157.5 mm vs 163.6 mm). The average smartphone height is 163.6 mm.
    • Better IP rating
      Xiaomi Redmi K90 (16GB + 512GB) has a better IP rating than the average smartphone (IP68 vs IP67). The average IP rating is IP67.
    • 0.3 mm thinner
      Xiaomi Redmi K90 (16GB + 512GB) is thinner than the average smartphone (8 mm vs 8.3 mm). The average smartphone thickness is 8.3 mm.
    • 0.75 mm narrower
      Xiaomi Redmi K90 (16GB + 512GB) is narrower than the average smartphone (75.3 mm vs 76 mm). The average smartphone width is 76 mm.

    Total
    Overall
    Performance & Hardware
    Software
    Camera
    Connectivity
    Display
    Battery
    Audio
    Design
    • Supports older OpenGL version
      Xiaomi Redmi K90 (16GB + 512GB) supports a lower OpenGL version than the average smartphone (3.1 vs 3.2). The average smartphone supports OpenGL version 3.2.
    • Narrower main camera aperture
      Xiaomi Redmi K90 (16GB + 512GB) has a narrower main camera aperture than the average smartphone (f/1.88 & f/2.2 & f/2.2 vs f/1.8 & f/2.2 & f/2.4 & f/2.4). The average smartphone aperture is f/1.8 & f/2.2 & f/2.4 & f/2.4.
    • No memory card slot
      Xiaomi Redmi K90 (16GB + 512GB) does not have a memory card slot, the average smartphone does. 53.5% of smartphones feature expandable storage.
    • 0.08 inches smaller screen size
      Xiaomi Redmi K90 (16GB + 512GB) has a smaller screen size than the average smartphone (6.6 inches vs 6.67 inches). The average smartphone has a screen size of 6.67 inches.
    • 5% heavier
      Xiaomi Redmi K90 (16GB + 512GB) is heavier than the average smartphone (206 g vs 196.2 g). The average smartphone weighs 196.2 g.
    • Narrower main camera aperture
      Xiaomi Redmi K90 (16GB + 512GB) has a narrower main camera aperture than the average smartphone (f/1.88 & f/2.2 & f/2.2 vs f/1.8 & f/2.2 & f/2.4 & f/2.4). The average smartphone aperture is f/1.8 & f/2.2 & 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 K90 (16GB + 512GB) has a narrower main camera aperture than the average smartphone (f/1.88 & f/2.2 & f/2.2 vs f/1.8 & f/2.2 & f/2.4 & f/2.4). The average smartphone aperture is f/1.8 & f/2.2 & f/2.4 & f/2.4.f/1.88 & f/2.2 & f/2.2 vs f/1.8 & f/2.2 & f/2.4 & f/2.4
    • No memory card slot
      Xiaomi Redmi K90 (16GB + 512GB) 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

      Xiaomi Redmi K90 (16GB + 512GB) does not have a memory card slot, the average smartphone does. 53.5% of smartphones feature expandable storage.
    • 5% heavier
      Xiaomi Redmi K90 (16GB + 512GB) is heavier than the average smartphone (206 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

      Xiaomi Redmi K90 (16GB + 512GB) is heavier than the average smartphone (206 g vs 196.2 g). The average smartphone weighs 196.2 g.206 g vs 196.2 g
    • 5.01x less popular
      Xiaomi Redmi K90 (16GB + 512GB) is less popular than the average smartphone (1.00 vs 5.014).
      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.
      Xiaomi Redmi K90 (16GB + 512GB) is less popular than the average smartphone (1.00 vs 5.014).1 vs 5.01
    • 0.08 inches smaller screen size
      Xiaomi Redmi K90 (16GB + 512GB) has a smaller screen size than the average smartphone (6.6 inches vs 6.67 inches). The average smartphone has a screen size of 6.67 inches.
      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

      Xiaomi Redmi K90 (16GB + 512GB) has a smaller screen size than the average smartphone (6.6 inches vs 6.67 inches). The average smartphone has a screen size of 6.67 inches.6.59 inches vs 6.67 inches
    • 80.8% more expensive
      Xiaomi Redmi K90 (16GB + 512GB) is more expensive than the average smartphone (£470 vs £260).
      Xiaomi Redmi K90 (16GB + 512GB) is more expensive than the average smartphone (£470 vs £260).£470 vs £260
    • Supports older OpenGL version
      Xiaomi Redmi K90 (16GB + 512GB) supports a lower OpenGL version than the average smartphone (3.1 vs 3.2). The average smartphone supports OpenGL version 3.2.
      What it is: The supported version of the Open Graphics Library, which defines how the device handles 2D and 3D rendering in games and applications.
      When it matters: When you play older games or use legacy graphics applications.

      Importance: LOW

      Good value: 3.3

      Xiaomi Redmi K90 (16GB + 512GB) supports a lower OpenGL version than the average smartphone (3.1 vs 3.2). The average smartphone supports OpenGL version 3.2.3.1 vs 3.2
    Total
    Overall
    Performance & Hardware
    Camera
    Connectivity
    Display
    Design

    Graphic comparison of Xiaomi Redmi K90 (16GB + 512GB) and other smartphones

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    Third-party reviews

    What customers like about Xiaomi Redmi K90 (16GB + 512GB)?

    • Flagship-level performance due to the powerful Snapdragon 8 Elite chipset.
    • Excellent value for money, often described as a "flagship killer" with high-end specs at a mid-range price point.
    • Impressive battery life from a large 7100mAh (typical) capacity battery.
    • Very fast 100W wired and 50W wireless charging support.
    • High-quality, bright 6.59-inch AMOLED display with 120Hz refresh rate and high peak brightness (3500 nits).
    • Premium build quality with an aluminum frame and IP68 dust/water resistance.
    • High-end audio experience with stereo speakers co-tuned by Bose.
    • Good camera photo quality with a capable 50MP main sensor.
    • Ample RAM and fast storage options (LPDDR5X, UFS 4.1).
    • Aesthetically pleasing design that feels comfortable in hand.

    What customers dislike about Xiaomi Redmi K90 (16GB + 512GB)?

    • The ultra-wide-angle camera has a relatively low resolution of 8MP.
    • Video recording quality is not considered as good as photo quality by some users.
    • The device is primarily a China version and the OS (HyperOS) only officially supports Chinese and English languages (though Google Play can be installed).
    • The HyperOS software experience can lack the polish and refinement of other brands like Google or Samsung, and some users report occasional bugs or slow updates in specific regions.
    • The phone does not have expandable storage via a microSD card slot.

    Expert reviews

    N
    new.c.mi.com
    24/10/2025
    Summary of the review
    REDMI K90 Pro Max: The New Benchmark for Power
    (Translated)Show original
    N
    new.c.mi.com
    23/10/2025
    Summary of the review
    Redmi K90: REDMI's powerful new flagship unveiled in China
    (Translated)Show original

    Video reviews

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