Home Phone comparison Xiaomi 14 Ultra and Xiaomi 12S Ultra - Which is better?

Xiaomi 14 Ultra vs Xiaomi 12S Ultra

87 out 100
Xiaomi 14 Ultra
VS
74 out 100
Xiaomi 12S Ultra
Xiaomi 14 Ultra
Xiaomi 12S Ultra

Compared 2 smartphones : Xiaomi 14 Ultra Manufactured in February, 2024, with display 6.73 with chipsetQualcomm Snapdragon 8 Gen 3, vs Xiaomi 12S Ultra, Manufactured in July, 2022 with chipsetQualcomm Snapdragon 8 Plus Gen 1. 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 14 Ultra
  • Higher pixel density: 522ppi
  • Lighter design: 219.8g vs 225g
  • Higher battery capacity: 5000mAh vs 4860mAh
  • Newer Bluetooth version: 5.4 vs 5.2
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort
Reasons to choose Xiaomi 12S Ultra

    Versions

    Available versions and configurations
    Memory Options - 12/256 GB
    - 16/512 GB
    - 16/1024 GB    		 - 8/256 GB
    - 12/256 GB
    - 12/512 GB

    Review

    Key Specs Xiaomi 14 Ultra and Xiaomi 12S Ultra
    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 14 Ultra
    vs
    Xiaomi 12S Ultra

    Display

    Display quality comparison
    Type AMOLED AMOLED
    Size 6.73 in 6.73 in
    Resolution 1440x3200 pixels 1440x3200 pixels
    Aspect ratio 20:9 20:9
    Pixel density 522 ppi 521 ppi
    Refresh rate 120 Hz 120 Hz
    Adaptive refresh rate Yes (1-120 Hz) Yes (60-120 Hz)
    Max brightness 3000 nits 1000 nits
    HDR support Yes Dolby Vision Yes HDR10+
    Touch Sampling Rate 240 Hz 240 Hz
    Screen-to-body ratio 89.9 % 89.4 %
    Features - DCI-P3
    - Always-On Display
    - DC dimming    		 - DCI-P3
    - Always-On Display
    - DC dimming
    Display test
    Peak brightness (auto)
    Xiaomi 14 Ultra
    1269 nits
    Xiaomi 12S Ultra
    1064 nits
    sRGB gamut98.9 %99.7 %
    PWM (Flicker)120 Hz186 Hz
    Response time1 ms2 ms
    Contrast∞ Infinite∞ Infinite
    Sources: NotebookCheck [Xiaomi 14 Ultra], [Xiaomi 12S Ultra]

    Design & Build

    Design and ergonomics comparison
    Height 161.4 mm (6.35 in) 163.17 mm (6.42 in)
    Width 75.3 mm (2.96 in) 74.92 mm (2.95 in)
    Thickness 9.2 mm (0.36 in) 9.06 mm (0.36 in)
    Weight 219.8 g (7.75 oz) 225 g (7.94 oz)
    Water resistance IP68 IP68
    Cooling system Vapor chamber Vapor chamber
    Back panel Glass n/a
    Frame Metal Metal
    Colors - White
    - Black    		 - Black
    - Green
    Fingerprint sensor Yes In-Display Yes In-Display
    Screen-to-body ratio
    Xiaomi 14 Ultra
    89.9 %
    Xiaomi 12S Ultra
    89.4 %

    Performance

    Testing Xiaomi 14 Ultra and Xiaomi 12S Ultra In benchmarks
    Processor
    Chipset Qualcomm Snapdragon 8 Gen 3 Qualcomm Snapdragon 8 Plus Gen 1
    Max Frequency 3300 MHz 3190 MHz
    CPU Cores 8 (1 + 3 + 2 + 2) 8 (1 + 3 + 4)
    Architecture - 2/2.27 (Cortex-A520)
    - 2/2.96 (Cortex-A720)
    - 3/3.15 (Cortex-A720)
    - 1/3.3 (Cortex-X4)    		 - 4/2 (Cortex-A510)
    - 3/2.75 (Cortex-A710)
    - 1/3.2 (Cortex-X2)
    Process TSMC TSMC
    Transistor Size 4 nm 4 nm
    Neural Processor Hexagon Hexagon
    Graphics Adreno 750 Adreno 730
    GPU Cores 1536 1024
    GPU Frequency 903-1000 MHz 900 MHz
    FLOPS 2774 GFLOPS 1843.2 GFLOPS
    GeekBench v6
    Geekbench 6 (Single-Core)
    Xiaomi 14 Ultra
    2197
    Xiaomi 12S Ultra
    1458
    Geekbench 6 (Multi-Core)
    Xiaomi 14 Ultra
    7058
    Xiaomi 12S Ultra
    3970
    Geekbench 6 (Single-Core)21971458
    Geekbench 6 (Multi-Core)70583970
    Geekbench Compute (GPU)16435n/a
    Sources: Geekbench v6 [Xiaomi 14 Ultra], [Xiaomi 12S Ultra]
    AnTuTu 10
    AnTuTu 10
    Xiaomi 14 Ultra
    2019519
    Xiaomi 12S Ultra
    1234229
    CPU436541331276
    GPU840663485862
    Memory431435182917
    UX328880234174
    NanoReview Score20195191234229
    3DMark Wild Life
    3DMark Wild Life
    Xiaomi 14 Ultra
    15437
    Xiaomi 12S Ultra
    9860
    Max Surface Temp.47.7 °C49.2 °C
    Stability86 %70 %
    Graphics Test92 fps59 fps
    Graphics Score154379860
    Sources: 3DMark [Xiaomi 14 Ultra], [Xiaomi 12S Ultra]
    PCMark 3.0
    PCMark 3.0
    Xiaomi 14 Ultra
    16417
    Xiaomi 12S Ultra
    13365
    Writing score1964215792
    Web score1487611773
    Video editing79297444
    Data manipulation159039984
    NanoReview Score1641713365

    Memory

    RAM
    RAM Size - 12 GB
    - 16 GB    		 - 8 GB
    - 12 GB
    Memory Type LPDDR5X LPDDR5
    Memory Frequency 4200 MHz 3200 MHz
    Channels 4 4
    Storage
    Storage Capacity- 256 GB
    - 512 GB
    - 1024 GB    		- 256 GB
    - 512 GB
    Storage TypeUFS 4.0UFS 3.1
    Memory CardNoNo

    Software

    OS Android 14 (Upgradeable to Android 15) Android 12
    OS Size 31 GB 32 GB
    UI Skin HyperOS 2.0 MIUI 13

    Battery

    Volume 5000 mAh 4860 mAh
    Max Charging Power 90 W 67 W
    Battery Type Li-Po Li-Po
    Removable No No
    Wireless Charging Yes (80 W) Yes (50 W)
    Reverse Charging Yes (Wireless) Yes (Wireless)
    Fast Charging Yes (52% in 15 min) Yes (73% in 30 min)
    Full Charge Time 0:34 h 0:50 h
    Battery Life Test
    Battery Life
    Xiaomi 14 Ultra
    22:08
    Xiaomi 12S Ultra
    21:00
    Web Browsing09:23 h08:46 h
    Video Playback12:26 h13:01 h
    Games04:35 h05:25 h
    Standby Mode109 h96 h

    Main camera

    Matrix 50 MP 50 MP
    Photo resolution 8192x6144 pixels n/a
    Zoom Optical, 5x Optical, 5x
    Flash Dual LED Dual LED
    Stabilization Optical Optical
    8K Recording Yes (Up to 30 fps) Up to 24FPS
    4K Recording Yes (Up to 120 fps) Yes (Up to 60 fps)
    1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
    Slow Motion 1920 fps (1080p) 3840 fps (720p)
    Wide-angle lens 122 ° 128 °
    Lenses count Standard: 50 MP
    Telephoto: 50 MP
    Telephoto: 50 MP
    Ultra-wide: 50 MP
    Depth    		 Standard: 50 MP
    Telephoto: 48 MP
    Ultra-wide: 48 MP
    Depth: 0.3 MP
    Features - Bokeh effect
    - Pro mode
    - RAW support    		 - Bokeh effect
    - Pro mode
    - RAW support
    Main lens
    Matrix50 MP50 MP
    Aperturef/1.6 - 4.0f/1.9
    Focal length23 mm23 mm
    SensorSony LYT-900Sony IMX989
    Sensor size1/1.01/1
    Pixel size1.6 μm1.6 μm
    AutofocusLaser autofocusLaser autofocus
    StabilizationOpticalOptical
    Telephoto
    Matrix50 MP48 MP
    Aperturef/1.8f/4.1
    Focal length120 mm120 mm
    SensorSony IMX858Sony IMX586
    Sensor size1/2.511/2.0
    Pixel size0.7 μm0.8 μm
    StabilizationOpticalOptical
    Ultra-wide lens
    Matrix50 MP48 MP
    Aperturef/1.8f/2.2
    Focal length12 mm13 mm
    SensorSony IMX858Sony IMX586
    Sensor size1/2.511/2.0
    Pixel size0.7 μm0.8 μm
    StabilizationDigitalDigital
    Main camera DxOMark results
    Photo quality
    Xiaomi 14 Ultra
    144
    Xiaomi 12S Ultra
    137
    Video quality
    Xiaomi 14 Ultra
    150
    Xiaomi 12S Ultra
    129
    Overall camera score
    Xiaomi 14 Ultra
    149
    Xiaomi 12S Ultra
    136
    Bokeh7565
    Preview8363
    Zoom160136
    Sources: DxOMark [Xiaomi 14 Ultra], [Xiaomi 12S Ultra]

    Front camera

    Matrix 32 MP 32 MP
    Photo resolution 6528x4896 pixels 6528x4896 pixels
    Aperture f/2.0 f/2.5
    Focal length 22 mm 26 mm
    Sensor Omnivision OV32B Omnivision OV32C
    Sensor size 1/3.14 1/3.2
    Pixel size 0.7 μm 0.7 μm
    Autofocus No No
    Stabilization Digital Digital
    Video resolution 2160p (4K) at 60 fps 1080p (Full HD) at 30 fps
    TOF 3D sensor No No
    Selfie camera DxOMark results
    Photo quality
    Xiaomi 14 Ultra
    n/a
    Xiaomi 12S Ultra
    103
    Video quality
    Xiaomi 14 Ultra
    n/a
    Xiaomi 12S Ultra
    132

    Connectivity

    Wi-Fi version Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be) Wi-Fi 6E (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 5.4 5.2
    Bluetooth features LE LE
    USB type USB Type-C USB Type-C
    USB version 3.2 2
    USB features - Charging
    - USB Storage Mode
    - OTG    		 - Charging
    - USB Storage Mode
    - OTG
    DisplayPort Yes DP 1.2 n/a
    GPS - GPS
    - GLONASS
    - Beidou
    - Galileo
    - QZSS
    - NAVIC    		 - GPS
    - GLONASS
    - Beidou
    - Galileo
    - QZSS
    - NAVIC
    NFC* Yes Yes
    Infrared Port Yes Yes
    Connectivity
    SIM Count*22
    SIM TypeNanoNano
    SIM ModeDual SIM StandbyDual SIM Standby
    eSIM Support *NoNo
    Hybrid SlotNoNo
    2G BandsGSM 2/3/5/8n/a
    3G BandsWCDMA 1/2/4/5/6/8/19n/a
    LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B18/B19/B20/B26/B28/B38/B40/B41/B42/B48/B66)n/a
    LTE category2020
    5G SupportYesYes

    Sound

    Speakers Stereo Stereo
    3.5 mm Jack No No
    FM Radio No No
    Dolby Atmos Yes Yes
    Speaker Test
    Max Volume
    Xiaomi 14 Ultra
    90.3 dB
    Xiaomi 12S Ultra
    83.2 dB

    Other

    Class Flagship Flagship
    Announced February, 2024 yr July, 2022 yr
    Release Date February, 2024 yr July, 2022 yr
    Launch Price ($) 1499 890
    Sensors - Barometer
    - Proximity Sensor
    - Gyroscope
    - Accelerometer
    - Ambient Light Sensor
    - Compass
    - Fingerprint sensor    		 - Proximity Sensor
    - Gyroscope
    - Accelerometer
    - Ambient Light Sensor
    - Compass
    - Fingerprint sensor
    Charger Included Yes 90 W Yes 67 W

    Note

    Xiaomi 14 Ultra:

    The rear cover is available in glass or eco-leather, while the frame can be aluminum or titanium. The front glass is either Xiaomi Shield Glass or Xiaomi Longjing Glass.

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

    Results

    After analyzing the data, we consider Xiaomi 14 Ultra the clear winner in this comparison.

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