Home Phone comparison Xiaomi Poco X6 and Xiaomi 12S Ultra - Which is better?

Xiaomi Poco X6 vs Xiaomi 12S Ultra

60 out 100
Xiaomi Poco X6
VS
74 out 100
Xiaomi 12S Ultra
Xiaomi Poco X6
Xiaomi 12S Ultra

Compared 2 smartphones : Xiaomi Poco X6 Manufactured in January, 2024, with display 6.67 with chipsetQualcomm Snapdragon 7s Gen 2, 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 Poco X6
  • Lighter design: 181g vs 225g
  • Higher battery capacity: 5100mAh vs 4860mAh
Reasons to choose Xiaomi 12S Ultra
  • Larger display: 6.73in
  • Higher pixel density: 521ppi

Versions

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

Review

Key Specs Xiaomi Poco X6 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 Poco X6
vs
Xiaomi 12S Ultra

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.67 in 6.73 in
Resolution 1220x2712 pixels 1440x3200 pixels
Aspect ratio 20:9 20:9
Pixel density 446 ppi 521 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (30-120 Hz) Yes (60-120 Hz)
Max brightness 1200 nits 1000 nits
HDR support Yes Dolby Vision Yes HDR10+
Touch Sampling Rate 240 Hz 240 Hz
Screen-to-body ratio 89.8 % 89.4 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Xiaomi Poco X6
1328 nits
Xiaomi 12S Ultra
1064 nits
sRGB gamutn/a99.7 %
PWM (Flicker)n/a186 Hz
Response timen/a2 ms
Contrastn/a∞ Infinite
Sources: NotebookCheck [Xiaomi 12S Ultra]

Design & Build

Design and ergonomics comparison
Height 161.15 mm (6.34 in) 163.17 mm (6.42 in)
Width 74.24 mm (2.92 in) 74.92 mm (2.95 in)
Thickness 7.98 mm (0.31 in) 9.06 mm (0.36 in)
Weight 181 g (6.38 oz) 225 g (7.94 oz)
Water resistance IP54 IP68
Cooling system Vapor chamber Vapor chamber
Back panel Plastic n/a
Frame Plastic Metal
Colors - White
- Black
- Blue		 - Black
- Green
Fingerprint sensor Yes In-Display Yes In-Display
Screen-to-body ratio
Xiaomi Poco X6
89.8 %
Xiaomi 12S Ultra
89.4 %

Performance

Testing Xiaomi Poco X6 and Xiaomi 12S Ultra In benchmarks
Processor
Chipset Qualcomm Snapdragon 7s Gen 2 Qualcomm Snapdragon 8 Plus Gen 1
Max Frequency 2400 MHz 3190 MHz
CPU Cores 8 (4 + 4) 8 (1 + 3 + 4)
Architecture - 4/1.95 (Cortex-A55)
- 4/2.4 (Cortex-A78)		 - 4/2 (Cortex-A510)
- 3/2.75 (Cortex-A710)
- 1/3.2 (Cortex-X2)
Process Samsung TSMC
Transistor Size 4 nm 4 nm
Neural Processor Yes Hexagon
Graphics Adreno 710 Adreno 730
GPU Cores 256 1024
GPU Frequency 940 MHz 900 MHz
FLOPS 481.3 GFLOPS 1843.2 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Poco X6
1030
Xiaomi 12S Ultra
1458
Geekbench 6 (Multi-Core)
Xiaomi Poco X6
2980
Xiaomi 12S Ultra
3970
Geekbench 6 (Single-Core)10301458
Geekbench 6 (Multi-Core)29803970
Sources: Geekbench v6 [Xiaomi Poco X6], [Xiaomi 12S Ultra]
AnTuTu 10
AnTuTu 10
Xiaomi Poco X6
593842
Xiaomi 12S Ultra
1234229
CPU202442331276
GPU116960485862
Memory126346182917
UX148094234174
NanoReview Score5938421234229
3DMark Wild Life
3DMark Wild Life
Xiaomi Poco X6
n/a
Xiaomi 12S Ultra
9860
Max Surface Temp.n/a49.2 °C
Stabilityn/a70 %
Graphics Testn/a59 fps
Graphics Scoren/a9860
Sources: 3DMark [Xiaomi 12S Ultra]
PCMark 3.0
PCMark 3.0
Xiaomi Poco X6
n/a
Xiaomi 12S Ultra
13365
Writing scoren/a15792
Web scoren/a11773
Video editingn/a7444
Data manipulationn/a9984
NanoReview Scoren/a13365

Memory

RAM
RAM Size - 8 GB
- 12 GB		 - 8 GB
- 12 GB
Memory Type LPDDR4X LPDDR5
Memory Frequency 2133 MHz 3200 MHz
Channels 2 4
Storage
Storage Capacity- 256 GB
- 512 GB		- 256 GB
- 512 GB
Storage TypeUFS 2.2UFS 3.1
Memory CardNoNo

Software

OS Android 13 (Upgradeable to Android 15) Android 12
OS Size n/a 32 GB
UI Skin HyperOS 2.0 MIUI 13

Battery

Volume 5100 mAh 4860 mAh
Max Charging Power 67 W 67 W
Battery Type Li-Po Li-Po
Removable No No
Wireless Charging No Yes (50 W)
Reverse Charging No Yes (Wireless)
Fast Charging Yes (78% in 30 min) Yes (73% in 30 min)
Full Charge Time 0:48 h 0:50 h
Battery Life Test
Battery Life
Xiaomi Poco X6
18:31
Xiaomi 12S Ultra
21:00
Web Browsing06:45 h08:46 h
Video Playback10:18 h13:01 h
Games04:35 h05:25 h
Standby Mode99 h96 h

Main camera

Matrix 64 MP 50 MP
Photo resolution 9000x7000 pixels n/a
Zoom Digital Optical, 5x
Flash LED Dual LED
Stabilization Optical Optical
8K Recording No Up to 24FPS
4K Recording Yes (Up to 30 fps) Yes (Up to 60 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 120 fps (720p) 3840 fps (720p)
Wide-angle lens 120 ° 128 °
Lenses count Standard: 64 MP
Ultra-wide: 8 MP
Macro: 2 MP		 Standard: 50 MP
Telephoto: 48 MP
Ultra-wide: 48 MP
Depth: 0.3 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix64 MP50 MP
Aperturef/1.8f/1.9
Focal length25 mm23 mm
SensorOmnivision OV64BSony IMX989
Sensor size1/21/1
Pixel size0.7 μm1.6 μm
AutofocusPhase autofocusLaser autofocus
StabilizationOpticalOptical
Telephoto
Matrixn/a48 MP
Aperturen/af/4.1
Focal lengthn/a120 mm
Sensorn/aSony IMX586
Sensor sizen/a1/2.0
Pixel sizen/a0.8 μm
Stabilizationn/aOptical
Ultra-wide lens
Matrix8 MP48 MP
Aperturef/2.2f/2.2
Focal lengthn/a13 mm
SensorSony IMX355Sony IMX586
Sensor size1/41/2.0
Pixel size1.14 μm0.8 μm
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
Xiaomi Poco X6
n/a
Xiaomi 12S Ultra
137
Video quality
Xiaomi Poco X6
n/a
Xiaomi 12S Ultra
129
Overall camera score
Xiaomi Poco X6
n/a
Xiaomi 12S Ultra
136
Bokehn/a65
Previewn/a63
Zoomn/a136
Sources: DxOMark [Xiaomi 12S Ultra]

Front camera

Matrix 16 MP 32 MP
Photo resolution 4608x3456 pixels 6528x4896 pixels
Aperture f/2.4 f/2.5
Focal length n/a 26 mm
Sensor Omnivision OV16A1Q Omnivision OV32C
Sensor size 1/3.06 1/3.2
Pixel size 1 μm 0.7 μm
Autofocus No No
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 60 fps 1080p (Full HD) at 30 fps
TOF 3D sensor No No
Selfie camera DxOMark results
Photo quality
Xiaomi Poco X6
n/a
Xiaomi 12S Ultra
103
Video quality
Xiaomi Poco X6
n/a
Xiaomi 12S Ultra
132

Connectivity

Wi-Fi version Wi-Fi 5 (802.11 a/b/g/n/ac) Wi-Fi 6E (802.11 a/b/g/n/ac/ax)
Wi-Fi features - Dual Band
- 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		 - 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 850/900/1800/1900MHzn/a
3G BandsWCDMA B1/2/4/5/6/8/19n/a
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B26/B28/B32/B66)n/a
LTE category1820
5G SupportYesYes

Sound

Speakers Stereo Stereo
3.5 mm Jack Yes No
FM Radio No No
Dolby Atmos Yes Yes
Speaker Test
Max Volume
Xiaomi Poco X6
n/a
Xiaomi 12S Ultra
83.2 dB

Other

Class Mid-range Flagship
Announced January, 2024 yr July, 2022 yr
Release Date January, 2024 yr July, 2022 yr
Launch Price ($) 249 890
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 67 W Yes 67 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Xiaomi 12S Ultra the clear winner in this comparison.

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