Home Phone comparison Xiaomi 15T and Nothing Phone (4a) - Which is better?

Xiaomi 15T vs Nothing Phone (4a)

82 out 100
Xiaomi 15T
VS
74 out 100
Nothing Phone (4a)
Xiaomi 15T
Nothing Phone (4a)

Compared 2 smartphones : Xiaomi 15T Manufactured in September, 2025, with display 6.83 with chipsetMediaTek Dimensity 8400 Ultra, vs Nothing Phone (4a), Manufactured in March, 2026 with chipsetQualcomm Snapdragon 7s Gen 4. Below are specs, tests, pros and cons for each device

  1. Differences
  2. Review
  3. Specs
  4. Benchmarks
  5. Battery Life
  6. Cameras
  7. Comments (0)

Key Differences

Device key advantages
Reasons to choose Xiaomi 15T
  • Larger display: 6.83in
  • Higher pixel density: 447ppi
  • Lighter design: 194g vs 205g
  • Higher battery capacity: 5500mAh vs 5080mAh
  • Newer Bluetooth version: 6.0 vs 5.4
  • Supports Dolby Atmos
  • Infrared port
  • Built-in eSIM
Reasons to choose Nothing Phone (4a)

    Versions

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

    Review

    Key Specs Xiaomi 15T and Nothing Phone (4a)
    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
    Smartphones:
    Xiaomi 15T
    vs
    Nothing Phone (4a)

    Display

    Display quality comparison
    Type AMOLED AMOLED
    Size 6.83 in 6.78 in
    Resolution 1280x2772 pixels 1224x2720 pixels
    Aspect ratio 19.5:9 20:9
    Pixel density 447 ppi 440 ppi
    Refresh rate 120 Hz 120 Hz
    Adaptive refresh rate Yes Yes (30-120 Hz)
    Max brightness n/a 1600 nits
    HDR support Yes, Dolby Vision Yes, HDR10+
    Touch Sampling Rate 480 Hz n/a
    Screen-to-body ratio 89.9 % 87.4 %
    Features - DCI-P3
    - Always-On Display
    - DC dimming    		 - DCI-P3
    - Always-On Display
    - DC dimming

    Design & Build

    Design and ergonomics comparison
    Height 163.2 mm (6.43 in) 163.9 mm (6.45 in)
    Width 78 mm (3.07 in) 77.5 mm (3.05 in)
    Thickness 7.5 mm (0.3 in) 8.5 mm (0.33 in)
    Weight 194 g (6.84 oz) 205 g (7.23 oz)
    Water resistance IP68 IP64
    Cooling system Vapor chamber n/a
    Back panel n/a Glass
    Frame Plastic Plastic
    Colors - Black
    - Gray
    - Rose Gold    		 - White
    - Black
    - Blue
    - Pink
    Fingerprint sensor Yes, In-Display Yes, In-Display
    Screen-to-body ratio
    Xiaomi 15T
    89.9 %
    Nothing Phone (4a)
    87.4 %

    Performance

    Testing Xiaomi 15T and Nothing Phone (4a) In benchmarks
    Processor
    Chipset MediaTek Dimensity 8400 Ultra Qualcomm Snapdragon 7s Gen 4
    Max Frequency 3250 MHz 2700 MHz
    CPU Cores 8 (1 + 3 + 4) 8 (1 + 3 + 4)
    Architecture - 4/2.1 (Cortex-A725)
    - 3/3 (Cortex-A725)
    - 1/3.25 (Cortex-A725)    		 - 4/1.8 (Kryo Silver (Cortex-A520))
    - 3/2.4 (Kryo Gold (Cortex-A720))
    - 1/2.7 (Kryo Prime (Cortex-A720))
    Process TSMC TSMC
    Transistor Size 4 nm 4 nm
    Neural Processor MediaTek NPU 880 Yes
    Graphics Mali-G720 MP7 Adreno 810
    GPU Cores 896 256
    GPU Frequency 1300 MHz 895 MHz
    FLOPS 2329.6 GFLOPS 458.2 GFLOPS
    GeekBench v6
    Geekbench 6 (Single-Core)
    Xiaomi 15T
    1603
    Nothing Phone (4a)
    1249
    Geekbench 6 (Multi-Core)
    Xiaomi 15T
    6413
    Nothing Phone (4a)
    3324
    Geekbench 6 (Single-Core)16031249
    Geekbench 6 (Multi-Core)64133324
    Geekbench Compute (GPU)112284758
    Sources: Geekbench v6 [Xiaomi 15T], [Nothing Phone (4a)]
    AnTuTu 10
    AnTuTu 10
    Xiaomi 15T
    1872827
    Nothing Phone (4a)
    1148725
    CPU448609436685
    GPU683486190776
    Memory396486232120
    UX344246289144
    NanoReview Score18728271148725

    Memory

    RAM
    RAM Size 12 GB 8 GB
    Memory Type LPDDR5X LPDDR4X
    Memory Frequency n/a 2133 MHz
    Channels 4 2
    Storage
    Storage Capacity256 GB128 GB
    Storage TypeUFS 4.1UFS 3.1
    Memory CardNoNo

    Software

    OS Android 15 Android 16
    UI Skin HyperOS 2.0 Nothing OS 4.1

    Battery

    Volume 5500 mAh 5080 mAh
    Max Charging Power 67 W 50 W
    Battery Type Li-Po Li-Po
    Removable No No
    Wireless Charging No No
    Reverse Charging No Yes
    Fast Charging Yes (50% in 22 min) Yes (50% in 28 min)
    Full Charge Time 0:50 h 1:12 h

    Main camera

    Matrix 50 MP 50 MP
    Photo resolution 8192x6144 pixels 8192x6144 pixels
    Zoom Optical, 2x Optical, 3.5x
    Flash Dual LED LED
    Stabilization Optical Optical
    8K Recording No No
    4K Recording Yes (Up to 60 fps) Yes (Up to 30 fps)
    1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
    Slow Motion 240 fps (1080p) 240 fps (720p)
    Wide-angle lens 120 ° 120 °
    Lenses count Standard: 50 MP
    Telephoto: 50 MP
    Ultra-wide: 12 MP    		 Standard: 50 MP
    Telephoto: 50 MP
    Ultra-wide: 8 MP
    Features - Bokeh effect
    - Pro mode
    - RAW support    		 - Bokeh effect
    - Pro mode
    Main lens
    Matrix50 MP50 MP
    Aperturef/1.7f/1.9
    Focal length23 mm24 mm
    SensorOmnivision OV50 Light Hunter 800Samsung GN9
    Sensor size1/1.551/1.57 (0.64)
    Pixel size1 μm1 μm
    AutofocusPhase autofocusPhase autofocus (Dual Pixel)
    StabilizationOpticalOptical
    Telephoto
    Matrix50 MP50 MP
    Aperturef/1.9f/2.9
    Focal length46 mm80 mm
    SensorSamsung S5KJN5Samsung S5KJN5
    Sensor size1/2.761/2.76 (0.36)
    Pixel size0.64 μm0.64 μm
    StabilizationDigitalOptical
    Ultra-wide lens
    Matrix12 MP8 MP
    Aperturef/2.2f/2.2
    Focal length15 mm15 mm
    Sensorn/aSony IMX355
    Sensor size1/3.061/4.0 (0.25)
    Pixel size1.12 μm1.12 μm
    StabilizationDigitalDigital

    Front camera

    Matrix 32 MP 32 MP
    Aperture f/2.2 f/2.2
    Focal length 21 mm 22 mm
    Sensor CMOS n/a
    Sensor size 1/3.44 1/3.42 (0.29)
    Pixel size 0.64 μm 0.64 μm
    Autofocus No No
    Stabilization Digital Digital
    Video resolution 2160p (4K) at 30 fps 1080p (Full HD) at 30 fps
    TOF 3D sensor No No

    Connectivity

    Wi-Fi version Wi-Fi 6E (802.11 a/b/g/n/ac/ax) Wi-Fi 6 (802.11 a/b/g/n/ac/ax)
    Wi-Fi features - Dual Band
    - Wi-Fi MiMO
    - Wi-Fi Direct
    - Wi-Fi Hotspot
    - Wi-Fi Display    		 - Dual Band
    - Wi-Fi MiMO
    - Wi-Fi Direct
    - Wi-Fi Hotspot
    - Wi-Fi Display
    Bluetooth version 6.0 5.4
    Bluetooth features LE LE
    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 No
    GPS - GPS
    - GLONASS
    - Beidou
    - Galileo
    - QZSS    		 - GPS
    - GLONASS
    - Beidou
    - Galileo
    - QZSS
    NFC* Yes Yes
    Infrared Port Yes No
    Connectivity
    SIM Count*22
    SIM TypeNanoNano
    SIM ModeDual SIM StandbyDual SIM Standby
    eSIM Support *YesNo
    Hybrid SlotNoNo
    2G BandsGSM 2/3/5/8GSM 850 / 900 / 1800 / 1900
    3G BandsWCDMA B1/2/4/5/8/6/19UMTS B1, 2, 4, 5, 6, 8, 19
    LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B26/B28/B32/B66/B71)LTE (B1/B2/B3/B4/B5/B7/B8/B12/B17/B18/B19/B20/B26/B28/B38/B40/B41/B42/B48/B66/B71)
    5G SupportYesYes

    Sound

    3.5 mm Jack No No
    FM Radio No No
    Dolby Atmos Yes No

    Other

    Class Mid-range Mid-range
    Announced September, 2025 yr March, 2026 yr
    Release Date September, 2025 yr March, 2026 yr
    MSRP ($) 650 349
    Sensors - Proximity Sensor
    - Gyroscope
    - Accelerometer
    - Ambient Light Sensor
    - Compass
    - Fingerprint sensor    		 - Proximity Sensor
    - Gyroscope
    - Accelerometer
    - Ambient Light Sensor
    - Compass
    - Fingerprint sensor
    Charger Included No No
    * Attention! Config, frequencies, NFC, and other specs may vary by region.

    Results

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