Xiaomi 12S Ultra vs Xiaomi 12

Here we compared two flagship smartphones: the 6.73-inch Xiaomi 12S Ultra (with Qualcomm Snapdragon 8 Plus Gen 1) that was released on July 4, 2022, against the Xiaomi 12, which is powered by Qualcomm Snapdragon 8 Gen 1 and came out 7 months before. On this page, you will find tests, full specs, strengths, and weaknesses of each of the gadgets.

Key differences

An overview of the main advantages of each smartphone
Reasons to consider the Xiaomi 12S Ultra
  • Waterproof body (IP68 classification)
  • The rear camera has a 5x optical zoom
  • Shows 23% longer battery life (31:31 vs 25:34 hours)
  • Better camera quality (According to DxOMark rating)
  • 24% higher pixel density (521 vs 419 PPI)
  • Has a 0.45 inch larger screen size
  • Comes with 360 mAh larger battery capacity: 4860 vs 4500 mAh
  • 14% better performance in AnTuTu Benchmark (1096K versus 964K)
  • Delivers 18% higher peak brightness (1071 against 904 nits)
  • The front-facing camera can record video at 4K
Reasons to consider the Xiaomi 12
  • Weighs 45 grams less
  • Better grip in hands – the body is 5.02 mm narrower

Review

Display
Screen quality, color accuracy, brightness
Performance
CPU/GPU performance in apps and games
Battery
Battery life, charging type and speed
Camera
Photo and video recording quality
Connectivity
Networks, ports, data transmission
NanoReview score
Final comparison evaluation

Value for money

You can enter your local price of these phones (in USD or any other currency) and click on the "Calculate" button to see which one has a better value for money.
Price

Tests and specifications

Comparison table of technical specifications and tests
Phone:
vs

Display

Type AMOLED AMOLED
Size 6.73 inches 6.28 inches
Resolution 1440 x 3200 pixels 1080 x 2400 pixels
Aspect ratio 20:9 20:9
PPI 521 ppi 419 ppi
Refresh rate 120 Hz 120 Hz
Max rated brightness 1000 nits 500 nits
Max rated brightness in HDR 1500 nits 1100 nits
HDR support Yes, HDR10+ Yes, HDR10+
Screen protection Gorilla Glass Victus Gorilla Glass Victus
Screen-to-body ratio 89.3% 89.2%
Display features - DCI-P3
- Always-On Display
- DC Dimming
- DCI-P3
- Always-On Display
- DC Dimming
Display tests
RGB color space 99.7% -
PWM 186 Hz -
Response time 2 ms -
Contrast ∞ Infinity -
Peak brightness test (auto)
12S Ultra +18%
1071 nits
904 nits
Sources: NotebookCheck [3]

Design and build

Height 163.17 mm (6.42 inches) 152.7 mm (6.01 inches)
Width 74.92 mm (2.95 inches) 69.9 mm (2.75 inches)
Thickness 9.06 mm (0.36 inches) 8.16 mm (0.32 inches)
Weight 225 gramm (7.94 oz) 180 gramm (6.35 oz)
Waterproof IP68 No
Rear material - Glass
Frame material Metal Metal
Colors Black, Green Black, Blue, Pink
Fingerprint scanner Yes, in-display Yes, in-display
Screen-to-body ratio
89.3%
89.2%

Performance

Tests of Xiaomi 12S Ultra and Xiaomi 12 in the benchmarks
SoC
Chipset Qualcomm Snapdragon 8 Plus Gen 1 Qualcomm Snapdragon 8 Gen 1
Max. clock 3190 MHz 3000 MHz
CPU cores 8 (1 + 3 + 4) 8 (1 + 3 + 4)
Architecture - 4 cores at 2 GHz: Cortex-A510
- 3 cores at 2.75 GHz: Cortex-A710
- 1 core at 3.2 GHz: Cortex-X2
- 4 cores at 1.8 GHz: Cortex-A510
- 3 cores at 2.5 GHz: Cortex-A710
- 1 core at 3 GHz: Cortex-X2
L3 cache 6 MB 6 MB
Lithography process 4 nanometers 4 nanometers
Graphics Adreno 730 Adreno 730
GPU clock 900 MHz 818 MHz
FLOPS - ~2236 GFLOPS
Memory
RAM size 8, 12 GB 8, 12 GB
Memory type LPDDR5 LPDDR5
Memory clock 3200 MHz 3200 MHz
Channels 4 4
Storage
Storage size 256, 512 GB 128, 256 GB
Storage type UFS 3.1 UFS 3.1
Memory card No No

Benchmarks

Geekbench 5 (Single-Core)
12S Ultra +6%
1324
1245
Geekbench 5 (Multi-Core)
12S Ultra +15%
4440
3862
AnTuTu Benchmark 9
12S Ultra +14%
1096520
964434
CPU 252060 218182
GPU 482481 399246
Memory 182844 171958
UX 173557 170121
Total score 1096520 964434
3DMark Wild Life Performance
12S Ultra +8%
9805
9069
Stability 68% 57%
Graphics test 58 FPS 54 FPS
Graphics score 9805 9069
PCMark 3.0 score 13376 13099
AnTuTu 9 Results (15th and 41st place)
Sources: 3DMark [3], [4]

Software

Operating system Android 12 Android 12
ROM MIUI 13 MIUI 13
OS size 32 GB -

Battery

Specifications
Capacity 4860 mAh 4500 mAh
Charge power 67 W 67 W
Battery type Li-Po Li-Po
Replaceable No No
Wireless charging Yes (50 W) Yes (50 W)
Reverse charging Yes, (wireless) Yes, (wireless)
Fast charging Yes (73% in 30 min) Yes (87% in 30 min)
Full charging time 0:50 hr 0:46 hr
Battery life tests
Web browsing 11:47 hr 09:04 hr
Watching video 13:51 hr 13:03 hr
Gaming 05:38 hr 04:49 hr
Standby 94 hr 70 hr
General battery life
12S Ultra +23%
31:31 hr
25:34 hr

Camera

Specs and camera test of smartphones
Main camera
Matrix 50 megapixels 50 megapixels
Image resolution - 8192 x 6144
Zoom Optical, 5x Digital
Flash Dual LED Dual LED
Stabilization Optical Optical
8K video recording Up to 24FPS Up to 24FPS
4K video recording Up to 60FPS Up to 60FPS
1080p video recording Up to 60FPS Up to 60FPS
Slow motion 1920 FPS (720p) 1920 FPS (720p)
Angle of widest lens 128° 123°
Lenses 4 (50 MP + 48 MP + 48 MP + 0.3 MP) 3 (50 MP + 13 MP + 5 MP)
Wide (main) lens - 50 MP
- Aperture: f/1.9
- Focal length: 23 mm
- Pixel size: 1.6 micron
- Sensor: 1/1", Sony IMX989 (Exmor-RS CMOS)
- Laser autofocus
- Optical stabilization
- 50 MP
- Aperture: f/1.9
- Focal length: 26 mm
- Pixel size: 1 micron
- Sensor: 1/1.56", Sony IMX766 (Exmor-RS CMOS)
- Phase autofocus (Dual Pixel)
- Optical stabilization
Telephoto lens - 48 MP
- Aperture: f/4.1
- Focal length: 120 mm
- Pixel size: 0.8 micron
- Sensor: 1/2.0", Sony IMX586 (Exmor-RS CMOS)
- Phase autofocus (Dual Pixel)
- Optical stabilization
-
Ultra-wide lens - 48 MP
- Aperture: f/2.2
- Focal length: 13 mm
- Pixel size: 0.8 micron
- Sensor: 1/2.0", Sony IMX586 (Exmor-RS CMOS)
- Phase autofocus (Dual Pixel)
- 13 MP
- Aperture: f/2.4
- Pixel size: 1.12 micron
- Sensor: 1/3.06", OmniVision OV13B10 (CMOS)
Macro lens - - 5 MP
- Aperture: f/2.4
- Focal length: 50 mm
- Phase autofocus
- Optical stabilization
Depth lens - 0.3 MP
-
Camera features - Bokeh mode
- Pro mode
- RAW support
- Bokeh mode
- Pro mode
Samples Photo samples of Xiaomi 12S Ultra from DxOMark Photo samples of Xiaomi 12 from DxOMark
Selfie camera
Megapixels 32 megapixels 32 megapixels
Image resolution 6528 x 4896 6528 x 4896
Aperture f/2.5 f/2.4
Focal length 26 mm 26 mm
Pixel size 0.7 microns 0.7 microns
Sensor type CMOS CMOS
Sensor size 1/3.2" -
Video resolution 2160p (4K) at 30 FPS 1080p (Full HD) at 60 FPS

DxOMark camera tests

Photo quality
12S Ultra +15%
150
131
Video quality
12S Ultra +54%
146
Generic camera score
12S Ultra +11%
136
123

Connectivity

Wi-Fi standard Wi-Fi 6E (802.11 a/b/g/n/ac/ax) 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 5.2 5.2
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
GPS GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC GPS, GLONASS, Beidou, Galileo, NAVIC
NFC* Yes Yes
Infrared port Yes Yes
Network
Number of SIM* 2 2
Type of SIM card Nano Nano
Multi SIM mode Standby Standby
eSIM support* No No
Hybrid slot No No
LTE Cat* 20 20
5G support Yes Yes

Sound

Speakers Stereo Stereo
Headphone audio jack No No
FM radio No No
Dolby Atmos Yes Yes
Speakers test
Max. loudness
83.2 dB
n/a

Other

Category Flagship Flagship
Announced July 2022 December 2021
Release date July 2022 December 2021
Sensors - Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
- Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.

Conclusion

After analyzing all the data, we think that the Xiaomi 12S Ultra is definitely a better buy.

Cast your vote

So, which phone would you choose?
23 (79.3%)
6 (20.7%)
Total votes: 29

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