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

Xiaomi 14 vs Xiaomi 12S Ultra

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

Compared 2 smartphones : Xiaomi 14 Manufactured in November, 2023, with display 6.36 with chipsetQualcomm Snapdragon 8 Gen 3, vs Xiaomi 12S Ultra, Manufactured in July, 2022with 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
  • Lighter design: 193g vs 225g
  • Newer Bluetooth version: 5.4 vs 5.2
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort
  • Built-in eSIM
Reasons to choose Xiaomi 12S Ultra
  • Larger display: 6.73in
  • Higher pixel density: 521ppi
  • Higher battery capacity: 4860mAh vs 4610mAh

Versions

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

Review

Key Specs Xiaomi 14 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
vs
Xiaomi 12S Ultra

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.36 in 6.73 in
Resolution 1200x2670 pixels 1440x3200 pixels
Aspect ratio 20:9 20:9
Pixel density 460 ppi 521 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (10-120 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 89.4 % 89.4 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Xiaomi 14
1170 nits
Xiaomi 12S Ultra
1064 nits
sRGB gamut99.6 %99.7 %
PWM (Flicker)429 Hz186 Hz
Response time1 ms2 ms
Contrast∞ Infinite∞ Infinite
Sources: NotebookCheck [Xiaomi 14], [Xiaomi 12S Ultra]

Design & Build

Design and ergonomics comparison
Height 152.8 mm (6.02 in) 163.17 mm (6.42 in)
Width 71.5 mm (2.81 in) 74.92 mm (2.95 in)
Thickness 8.2 mm (0.32 in) 9.06 mm (0.36 in)
Weight 193 g (6.81 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 - Black
- Silver
- Green
- Pink		 - Black
- Green
Fingerprint sensor Yes In-Display Yes In-Display
Screen-to-body ratio
Xiaomi 14
89.4 %
Xiaomi 12S Ultra
89.4 %

Performance

Testing Xiaomi 14 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
2182
Xiaomi 12S Ultra
1458
Geekbench 6 (Multi-Core)
Xiaomi 14
6991
Xiaomi 12S Ultra
3970
Geekbench 6 (Single-Core)21821458
Geekbench 6 (Multi-Core)69913970
Sources: Geekbench v6 [Xiaomi 14], [Xiaomi 12S Ultra]
AnTuTu 10
AnTuTu 10
Xiaomi 14
2031113
Xiaomi 12S Ultra
1234229
CPU452780331276
GPU851183485862
Memory411673182917
UX315477234174
NanoReview Score20311131234229
3DMark Wild Life
3DMark Wild Life
Xiaomi 14
15419
Xiaomi 12S Ultra
9860
Max Surface Temp.47.9 °C49.2 °C
Stability70 %70 %
Graphics Test92 fps59 fps
Graphics Score154199860
Sources: 3DMark [Xiaomi 14], [Xiaomi 12S Ultra]
PCMark 3.0
PCMark 3.0
Xiaomi 14
16364
Xiaomi 12S Ultra
13365
Writing score1965315792
Web score1576811773
Video editing78917444
Data manipulation161209984
NanoReview Score1636413365

Memory

RAM
RAM Size - 8 GB
- 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 28 GB 32 GB
UI Skin HyperOS 2.0 MIUI 13

Battery

Volume 4610 mAh 4860 mAh
Max Charging Power 90 W 67 W
Battery Type Li-Po Li-Po
Removable No No
Wireless Charging Yes (50 W) Yes (50 W)
Reverse Charging Yes (Wireless) Yes (Wireless)
Fast Charging Yes (58% in 15 min) Yes (73% in 30 min)
Full Charge Time 0:35 h 0:50 h
Battery Life Test
Battery Life
Xiaomi 14
25:30
Xiaomi 12S Ultra
21:00
Web Browsing10:59 h08:46 h
Video Playback17:04 h13:01 h
Games05:15 h05:25 h
Standby Mode111 h96 h

Main camera

Matrix 50 MP 50 MP
Photo resolution 8192x6144 pixels n/a
Zoom Optical, 3.2x Optical, 5x
Flash Dual LED Dual LED
Stabilization Optical Optical
8K Recording Up to 24FPS Up to 24FPS
4K Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 1920 fps (720p) 3840 fps (720p)
Wide-angle lens 115 ° 128 °
Lenses count Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 50 MP		 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/1.6f/1.9
Focal length23 mm23 mm
SensorOmniVision OVX9000 Light Fusion 900Sony IMX989
Sensor size1/1.311/1
Pixel size1.2 μm1.6 μm
AutofocusLaser autofocusLaser autofocus
StabilizationOpticalOptical
Telephoto
Matrix50 MP48 MP
Aperturef/2.0f/4.1
Focal length75 mm120 mm
SensorSamsung S5KJN1Sony IMX586
Sensor size1/2.761/2.0
Pixel size0.64 μm0.8 μm
StabilizationOpticalOptical
Ultra-wide lens
Matrix50 MP48 MP
Aperturef/2.2f/2.2
Focal length14 mm13 mm
SensorSamsung S5KJN1Sony IMX586
Sensor size1/2.761/2.0
Pixel size0.64 μm0.8 μm
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
Xiaomi 14
137
Xiaomi 12S Ultra
137
Video quality
Xiaomi 14
138
Xiaomi 12S Ultra
129
Overall camera score
Xiaomi 14
138
Xiaomi 12S Ultra
136
Bokeh5565
Preview7363
Zoom134136
Sources: DxOMark [Xiaomi 14], [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 1/3.2
Pixel size 0.7 μm 0.7 μm
Autofocus Phase autofocus 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
n/a
Xiaomi 12S Ultra
103
Video quality
Xiaomi 14
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
- NAVIC		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- NAVIC
NFC* Yes Yes
Infrared Port Yes Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM Moden/aDual SIM Standby
eSIM Support *YesNo
Hybrid SlotNoNo
2G BandsGSM B2/3/5/8n/a
3G BandsUMTS B1/2/4/5/6/8/19n/a
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B25/B26/B28/B32/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
92.6 dB
Xiaomi 12S Ultra
83.2 dB

Other

Class Flagship Flagship
Announced October, 2023 yr July, 2022 yr
Release Date November, 2023 yr July, 2022 yr
Launch Price ($) 999 890
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
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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

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