Home Phone comparison Realme GT 6 and Xiaomi 12S Ultra - Which is better?

Realme GT 6 vs Xiaomi 12S Ultra

79 out 100
Realme GT 6
VS
74 out 100
Xiaomi 12S Ultra
Realme GT 6
Xiaomi 12S Ultra

Compared 2 smartphones : Realme GT 6 Manufactured in June, 2024, with display 6.78 with chipsetQualcomm Snapdragon 8s 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 Realme GT 6
  • Larger display: 6.78in
  • Lighter design: 199g vs 225g
  • Higher battery capacity: 5500mAh vs 4860mAh
  • Newer Bluetooth version: 5.4 vs 5.2
Reasons to choose Xiaomi 12S Ultra
  • Higher pixel density: 521ppi
  • Supports Dolby Atmos

Versions

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

Review

Key Specs Realme GT 6 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:
Realme GT 6
vs
Xiaomi 12S Ultra

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.78 in 6.73 in
Resolution 1264x2780 pixels 1440x3200 pixels
Aspect ratio 20:9 20:9
Pixel density 450 ppi 521 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (1-120 Hz) Yes (60-120 Hz)
Max brightness 6000 nits 1000 nits
HDR support Yes Dolby Vision Yes HDR10+
Touch Sampling Rate 360 Hz 240 Hz
Screen-to-body ratio 91.2 % 89.4 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Realme GT 6
1469 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 162 mm (6.38 in) 163.17 mm (6.42 in)
Width 75.1 mm (2.96 in) 74.92 mm (2.95 in)
Thickness 8.65 mm (0.34 in) 9.06 mm (0.36 in)
Weight 199 g (7.02 oz) 225 g (7.94 oz)
Water resistance IP65 IP68
Cooling system Vapor chamber Vapor chamber
Back panel Glass n/a
Frame Plastic Metal
Colors - Silver
- Green		 - Black
- Green
Fingerprint sensor Yes In-Display Yes In-Display
Screen-to-body ratio
Realme GT 6
91.2 %
Xiaomi 12S Ultra
89.4 %

Performance

Testing Realme GT 6 and Xiaomi 12S Ultra In benchmarks
Processor
Chipset Qualcomm Snapdragon 8s Gen 3 Qualcomm Snapdragon 8 Plus Gen 1
Max Frequency 3000 MHz 3190 MHz
CPU Cores 8 (1 + 4 + 3) 8 (1 + 3 + 4)
Architecture - 3/2 (Cortex-A520)
- 4/2.8 (Cortex-A720)
- 1/3 (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 735 Adreno 730
GPU Cores 768 1024
GPU Frequency 1100 MHz 900 MHz
FLOPS 1689.6 GFLOPS 1843.2 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Realme GT 6
1944
Xiaomi 12S Ultra
1458
Geekbench 6 (Multi-Core)
Realme GT 6
4865
Xiaomi 12S Ultra
3970
Geekbench 6 (Single-Core)19441458
Geekbench 6 (Multi-Core)48653970
Sources: Geekbench v6 [Realme GT 6], [Xiaomi 12S Ultra]
AnTuTu 10
AnTuTu 10
Realme GT 6
1467421
Xiaomi 12S Ultra
1234229
CPU386132331276
GPU492486485862
Memory317799182917
UX271004234174
NanoReview Score14674211234229
3DMark Wild Life
3DMark Wild Life
Realme GT 6
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
Realme GT 6
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
- 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		- 256 GB
- 512 GB
Storage TypeUFS 4.0UFS 3.1
Memory CardNoNo

Software

OS Android 14 (Upgradeable to Android 15) Android 12
OS Size n/a 32 GB
UI Skin Realme UI 6.0 MIUI 13

Battery

Volume 5500 mAh 4860 mAh
Max Charging Power 120 W 67 W
Battery Type Li-Po Li-Po
Removable No No
Wireless Charging No Yes (50 W)
Reverse Charging n/a Yes (Wireless)
Fast Charging Yes (66% in 15 min) Yes (73% in 30 min)
Full Charge Time 0:28 h 0:50 h
Battery Life Test
Battery Life
Realme GT 6
25:51
Xiaomi 12S Ultra
21:00
Web Browsing10:56 h08:46 h
Video Playback16:54 h13:01 h
Games06:11 h05:25 h
Standby Mode114 h96 h

Main camera

Matrix 50 MP 50 MP
Photo resolution 8192x6144 pixels n/a
Zoom Optical, 2x Optical, 5x
Flash Dual LED Dual LED
Stabilization Optical Optical
8K Recording No 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 240 fps (1080p) 3840 fps (720p)
Wide-angle lens 112 ° 128 °
Lenses count Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 8 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
Matrix50 MP50 MP
Aperturef/1.7f/1.9
Focal length26 mm23 mm
SensorSony LYTIA-808Sony IMX989
Sensor size1/1.431/1
Pixel size1.12 μm1.6 μm
AutofocusPhase autofocusLaser autofocus
StabilizationOpticalOptical
Telephoto
Matrix50 MP48 MP
Aperturef/2.0f/4.1
Focal length47 mm120 mm
SensorSamsung S5KJN5Sony IMX586
Sensor size1/2.751/2.0
Pixel size0.64 μm0.8 μm
StabilizationDigitalOptical
Ultra-wide lens
Matrix8 MP48 MP
Aperturef/2.2f/2.2
Focal length16 mm13 mm
SensorSony IMX355Sony IMX586
Sensor size1/4.01/2.0
Pixel size1.14 μm0.8 μm
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
Realme GT 6
n/a
Xiaomi 12S Ultra
137
Video quality
Realme GT 6
n/a
Xiaomi 12S Ultra
129
Overall camera score
Realme GT 6
n/a
Xiaomi 12S Ultra
136
Bokehn/a65
Previewn/a63
Zoomn/a136
Sources: DxOMark [Xiaomi 12S Ultra]

Front camera

Matrix 32 MP 32 MP
Photo resolution n/a 6528x4896 pixels
Aperture f/2.5 f/2.5
Focal length 22 mm 26 mm
Sensor Sony IMX615 Omnivision OV32C
Sensor size 1/2.74 1/3.2
Pixel size 0.8 μm 0.7 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
Selfie camera DxOMark results
Photo quality
Realme GT 6
n/a
Xiaomi 12S Ultra
103
Video quality
Realme GT 6
n/a
Xiaomi 12S Ultra
132

Connectivity

Wi-Fi version Wi-Fi 6 (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 5.4 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
DisplayPort No 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 850/900/1800/1900n/a
3G BandsWCDMA B1/B2/B4/B5/B6/B8/B19n/a
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B26/B28/B66)n/a
LTE category1820
5G SupportYesYes

Sound

Speakers Stereo Stereo
3.5 mm Jack No No
FM Radio No No
Dolby Atmos n/a Yes
Speaker Test
Max Volume
Realme GT 6
n/a
Xiaomi 12S Ultra
83.2 dB

Other

Class Flagship Flagship
Announced June, 2024 yr July, 2022 yr
Release Date June, 2024 yr July, 2022 yr
Launch Price ($) 599 890
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 120 W Yes 67 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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