Xiaomi Poco X6 Pro vs Samsung Galaxy A51 5G

Compared 2 smartphones : Xiaomi Poco X6 Pro Manufactured in January, 2024, with display 6.67 with chipsetMediaTek Dimensity 8300 Ultra, vs Samsung Galaxy A51 5G, Manufactured in June, 2020with chipsetSamsung Exynos 980. Below are specs, tests, pros and cons for each device

Key Differences

Device key advantages
Reasons to choose Xiaomi Poco X6 Pro
  • Larger display: 6.67in
  • Higher pixel density: 446ppi
  • Higher refresh rate: 120Hz
  • Lighter design: 186g vs 187g
  • Higher battery capacity: 5000mAh vs 4500mAh
  • Newer Bluetooth version: 5.4 vs 5
  • Infrared port
  • Includes charger
Reasons to choose Samsung Galaxy A51 5G

    Versions

    Available versions and configurations
    Memory Options - 8/256 GB
    - 12/256 GB
    - 12/512 GB
    - 6/128 GB
    - 8/128 GB

    Review

    Key Specs Xiaomi Poco X6 Pro and Samsung Galaxy A51 5G
    Display
    Color accuracy, sharpness & brightness
    Camera
    Main & front camera tests
    Performance
    App & system performance
    Games
    3D gaming performance
    Battery
    Battery life, charging speed & type
    Connectivity
    Connectivity features
    NanoReview Score
    Overall score by NanoReview
    Adjust each parameter’s importance to find the best match for you.
    Customize your score
    Function
    Importance (Weight)
    Display:
    Camera:
    Performance:
    Gaming:
    Battery:
    Connectivity:
    Higher weight means greater impact on NanoReview score.

    Tests & specs

    Specs & test comparison

    Display

    Display quality comparison
    Type AMOLED Super AMOLED
    Size 6.67 in 6.5 in
    Resolution 1220x2712 pixels 1080x2400 pixels
    Aspect ratio 20:9 20:9
    Pixel density 446 ppi 405 ppi
    Refresh rate 120 Hz 60 Hz
    Adaptive refresh rate Yes (30-120 Hz) No
    Max brightness n/a 400 nits
    HDR support Yes Dolby Vision No
    Touch Sampling Rate 480 Hz n/a
    Screen-to-body ratio 90 % 87.3 %
    Features - DCI-P3
    - Always-On Display
    - DC dimming
    Always-On Display
    Display test
    Peak brightness (auto)
    Xiaomi Poco X6 Pro
    1156 nits
    Samsung Galaxy A51 5G
    639 nits
    sRGB gamut99.7 %n/a
    PWM (Flicker)1923 Hzn/a
    Response time1 msn/a
    Contrast∞ Infiniten/a

    Design & Build

    Design and ergonomics comparison
    Height 160.45 mm (6.32 in) 158.9 mm (6.26 in)
    Width 74.34 mm (2.93 in) 73.6 mm (2.9 in)
    Thickness 8.25 mm (0.32 in) 8.7 mm (0.34 in)
    Weight 186 g (6.56 oz) 187 g (6.6 oz)
    Water resistance IP54 No
    Cooling system Vapor chamber n/a
    Back panel Plastic Plastic
    Frame Plastic Metal
    Colors - Black
    - Gray
    - Yellow
    - White
    - Black
    - Pink
    Fingerprint sensor Yes In-Display Yes In-Display
    Screen-to-body ratio
    Xiaomi Poco X6 Pro
    90 %
    Samsung Galaxy A51 5G
    87.3 %

    Performance

    Testing Xiaomi Poco X6 Pro and Samsung Galaxy A51 5G In benchmarks
    Processor
    Chipset MediaTek Dimensity 8300 Ultra Samsung Exynos 980
    Max Frequency 3350 MHz 2200 MHz
    CPU Cores 8 (1 + 3 + 4) 8 (2 + 6)
    Architecture - 4/2.2 (Cortex-A510)
    - 3/3.2 (Cortex-A715)
    - 1/3.35 (Cortex-A715)
    - 6/1.8 (Cortex-A55)
    - 2/2.2 (Cortex-A77)
    Process TSMC Samsung
    Transistor Size 4 nm 8 nm
    Neural Processor MediaTek APU 780 Yes
    Graphics Mali-G615 MP6 Mali-G76 MP5
    GPU Cores 768 180
    GPU Frequency 1400 MHz 700 MHz
    FLOPS 2150.4 GFLOPS 262.1 GFLOPS
    GeekBench v6
    Geekbench 6 (Single-Core)
    Xiaomi Poco X6 Pro
    1502
    Samsung Galaxy A51 5G
    863
    Geekbench 6 (Multi-Core)
    Xiaomi Poco X6 Pro
    4779
    Samsung Galaxy A51 5G
    2112
    Geekbench 6 (Single-Core)1502863
    Geekbench 6 (Multi-Core)47792112
    Geekbench Compute (GPU)4842n/a
    AnTuTu 10
    AnTuTu 10
    Xiaomi Poco X6 Pro
    1407210
    Samsung Galaxy A51 5G
    406776
    CPU296205130998
    GPU53959685094
    Memory31860686339
    UX252803104345
    NanoReview Score1407210406776

    Memory

    RAM
    RAM Size 8 GB 6 GB
    Memory Type LPDDR5X LPDDR4X
    Memory Frequency 4200 MHz 1866 MHz
    Channels 4 2
    Storage
    Storage Capacity256 GB128 GB
    Storage TypeUFS 4.0UFS 2.0
    Memory CardNoMicroSD

    Software

    OS Android 14 (Upgradeable to Android 15) Android 10 (Upgradeable to Android 13)
    OS Size 36 GB 22.7 GB
    UI Skin HyperOS 2.0 One UI 5.0

    Battery

    Volume 5000 mAh 4500 mAh
    Max Charging Power 67 W 15 W
    Battery Type Li-Po Li-Po
    Removable No No
    Wireless Charging No No
    Reverse Charging No No
    Fast Charging Yes (50% in 18 min) Yes (40% in 40 min)
    Full Charge Time 0:45 h 2:05 h
    Battery Life Test
    Battery Life
    Xiaomi Poco X6 Pro
    21:20
    Samsung Galaxy A51 5G
    18:19
    Web Browsing08:53 h07:25 h
    Video Playback12:36 h12:09 h
    Games05:17 h05:11 h
    Standby Mode101 h81 h

    Main camera

    Matrix 64 MP 48 MP
    Photo resolution 9000x7000 pixels 8000x6000 pixels
    Zoom Digital Digital
    Flash LED LED
    Stabilization Optical Digital
    8K Recording No No
    4K Recording Yes (Up to 30 fps) Yes (Up to 30 fps)
    1080p Recording Yes (Up to 60 fps) Yes (Up to 120 fps)
    Slow Motion 1920 fps (720p) 960 fps (720p)
    Wide-angle lens 120 ° 123 °
    Lenses count Standard: 64 MP
    Ultra-wide: 8 MP
    Macro: 2 MP
    Standard: 48 MP
    Ultra-wide: 12 MP
    Macro: 5 MP
    Depth: 5 MP
    Features - Bokeh effect
    - Pro mode
    - Bokeh effect
    - Pro mode
    Main lens
    Matrix64 MP48 MP
    Aperturef/1.7f/2.0
    Focal length25 mm26 mm
    SensorOmnivision OV64BSamsung S5KGM2
    Sensor size1/21/2
    Pixel size0.7 μm0.8 μm
    AutofocusPhase autofocusPhase autofocus
    StabilizationOpticalDigital
    Ultra-wide lens
    Matrix8 MP12 MP
    Aperturef/2.2f/2.2
    Focal lengthn/a13 mm
    SensorOmnivision OV08D10n/a
    Sensor size1/4n/a
    Pixel size1.12 μm1.12 μm
    StabilizationDigitalDigital
    Main camera DxOMark results
    Photo quality
    Xiaomi Poco X6 Pro
    n/a
    Samsung Galaxy A51 5G
    90
    Video quality
    Xiaomi Poco X6 Pro
    n/a
    Samsung Galaxy A51 5G
    86
    Overall camera score
    Xiaomi Poco X6 Pro
    n/a
    Samsung Galaxy A51 5G
    87

    Front camera

    Matrix 16 MP 32 MP
    Photo resolution 4608x3456 pixels 6560x4928 pixels
    Aperture f/2.6 f/2.2
    Focal length n/a 26 mm
    Sensor Omnivision OV16A1Q Samsung S5KGD1
    Sensor size 1/3.06 1/2.8
    Pixel size 1 μm 0.8 μm
    Autofocus No No
    Stabilization Digital Digital
    Video resolution 1080p (Full HD) at 60 fps 2160p (4K) at 30 fps
    TOF 3D sensor No No
    Selfie camera DxOMark results
    Photo quality
    Xiaomi Poco X6 Pro
    n/a
    Samsung Galaxy A51 5G
    100
    Video quality
    Xiaomi Poco X6 Pro
    n/a
    Samsung Galaxy A51 5G
    119

    Connectivity

    Wi-Fi version Wi-Fi 6 (802.11 a/b/g/n/ac/ax) Wi-Fi 5 (802.11 a/b/g/n/ac)
    Wi-Fi features - Dual Band
    - Wi-Fi MiMO
    - Wi-Fi Direct
    - Wi-Fi Hotspot
    - Wi-Fi Display
    - Dual Band
    - Wi-Fi Direct
    - Wi-Fi Hotspot
    - Wi-Fi Display
    Bluetooth version 5.4 5
    Bluetooth features LE PBAP/PAB, PAN, OPP, MAP, HSP, HID, HFP, DIP, AVRCP, A2DP
    USB type USB Type-C USB Type-C
    USB version 2 2
    USB features - Charging
    - USB Storage Mode
    - OTG
    - Charging
    - USB Storage Mode
    - OTG
    DisplayPort No n/a
    GPS - GPS
    - GLONASS
    - Beidou
    - Galileo
    - QZSS
    - GPS
    - GLONASS
    - Beidou
    - Galileo
    NFC* Varies by region Yes
    Infrared Port Yes No
    Connectivity
    SIM Count*22
    SIM TypeNanoNano
    SIM ModeDual SIM StandbyDual SIM Standby
    eSIM Support *NoNo
    Hybrid SlotNoNo
    2G BandsGSM 850/900/1800/1900MHzGSM 850 / 900 / 1800 / 2100 / 2600
    3G BandsWCDMA B1/2/4/5/6/8/19UMTS 850 / 900 / 1900 / 2100
    LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B18/B19/B20/B28/B66)LTE (B850/B900/B1800/B2100/B2600)
    LTE categoryn/a12
    5G SupportYesYes

    Sound

    Speakers n/a Mono
    3.5 mm Jack No Yes
    FM Radio No Yes
    Dolby Atmos Yes Yes
    Speaker Test
    Max Volume
    Xiaomi Poco X6 Pro
    90.3 dB
    Samsung Galaxy A51 5G
    n/a

    Other

    Class Mid-range Mid-range
    Announced January, 2024 yr April, 2020 yr
    Release Date January, 2024 yr June, 2020 yr
    Launch Price ($) n/a 499
    MSRP ($) 299 n/a
    Sensors - Gyroscope
    - Accelerometer
    - Ambient Light Sensor
    - Compass
    - Fingerprint sensor
    - Proximity Sensor
    - Gyroscope
    - Accelerometer
    - Ambient Light Sensor
    - Compass
    - Fingerprint sensor
    Charger Included Yes 67 W n/a

    Note

    Xiaomi Poco X6 Pro:

    There is an eco-leather version of the X6 Pro that is 4 grams heavier and 0.10 thicker.

    * Attention! Config, frequencies, NFC, and other specs may vary by region.

    Results

    After analyzing the data, we consider Xiaomi Poco X6 Pro the clear winner in this comparison.

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