Home Phone comparison Realme GT 7 (China) and Xiaomi 15T - Which is better?

Realme GT 7 (China) vs Xiaomi 15T

88 out 100
Realme GT 7 (China)
VS
82 out 100
Xiaomi 15T
Realme GT 7 (China)
Xiaomi 15T

Compared 2 smartphones : Realme GT 7 (China) Manufactured in April, 2025, with display 6.8 with chipsetMediaTek Dimensity 9400+, vs Xiaomi 15T, Manufactured in September, 2025 with chipsetMediaTek Dimensity 8400 Ultra. 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 7 (China)
  • Higher pixel density: 453ppi
  • Higher refresh rate: 144Hz
  • Higher battery capacity: 7200mAh vs 5500mAh
  • Includes charger
Reasons to choose Xiaomi 15T
  • Larger display: 6.83in
  • Lighter design: 194g vs 203g
  • Newer Bluetooth version: 6.0 vs 5.4
  • Supports Dolby Atmos
  • Built-in eSIM

Versions

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

Review

Key Specs Realme GT 7 (China) and Xiaomi 15T
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
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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 7 (China)
vs
Xiaomi 15T

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.8 in 6.83 in
Resolution 1280x2800 pixels 1280x2772 pixels
Aspect ratio 19.5:9 19.5:9
Pixel density 453 ppi 447 ppi
Refresh rate 144 Hz 120 Hz
Adaptive refresh rate Yes Yes
Max brightness 1800 nits n/a
HDR support Yes Dolby Vision Yes, Dolby Vision
Touch Sampling Rate n/a 480 Hz
Screen-to-body ratio 92 % 89.9 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
- DC dimming

Design & Build

Design and ergonomics comparison
Height 162.4 mm (6.39 in) 163.2 mm (6.43 in)
Width 76 mm (2.99 in) 78 mm (3.07 in)
Thickness 8.3 mm (0.33 in) 7.5 mm (0.3 in)
Weight 203 g (7.16 oz) 194 g (6.84 oz)
Water resistance IP69 IP68
Cooling system Vapor chamber Vapor chamber
Frame Metal Plastic
Colors - White
- Black
- Blue		 - Black
- Gray
- Rose Gold
Fingerprint sensor Yes In-Display Yes, In-Display
Screen-to-body ratio
Realme GT 7 (China)
92 %
Xiaomi 15T
89.9 %

Performance

Testing Realme GT 7 (China) and Xiaomi 15T In benchmarks
Processor
Chipset MediaTek Dimensity 9400+ MediaTek Dimensity 8400 Ultra
Max Frequency 3730 MHz 3250 MHz
CPU Cores 8 (1 + 3 + 4) 8 (1 + 3 + 4)
Architecture - 4/2.4 (Cortex-A720)
- 3/3.3 (Cortex-X4)
- 1/3.73 (Cortex-X925)		 - 4/2.1 (Cortex-A725)
- 3/3 (Cortex-A725)
- 1/3.25 (Cortex-A725)
Process TSMC TSMC
Transistor Size 3 nm 4 nm
Neural Processor MediaTek NPU 890 MediaTek NPU 880
Graphics Mali-G925 Immortalis MP12 Mali-G720 MP7
GPU Cores 1536 896
GPU Frequency 1612 MHz 1300 MHz
FLOPS 4952.1 GFLOPS 2329.6 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Realme GT 7 (China)
2674
Xiaomi 15T
1603
Geekbench 6 (Multi-Core)
Realme GT 7 (China)
8411
Xiaomi 15T
6413
Geekbench 6 (Single-Core)26741603
Geekbench 6 (Multi-Core)84116413
Geekbench Compute (GPU)2274811228
Sources: Geekbench v6 [Realme GT 7 (China)], [Xiaomi 15T]
AnTuTu 10
AnTuTu 10
Realme GT 7 (China)
2928912
Xiaomi 15T
1872827
CPU610899448609
GPU1336310683486
Memory540921396486
UX440782344246
NanoReview Score29289121872827

Memory

RAM
RAM Size 12 GB 12 GB
Memory Type LPDDR5X LPDDR5X
Memory Frequency 5333 MHz n/a
Channels 4 4
Storage
Storage Capacity256 GB256 GB
Storage TypeUFS 4.0UFS 4.1
Memory CardNoNo

Software

OS Android 15 Android 15
UI Skin Realme UI 6.0 HyperOS 2.0

Battery

Volume 7200 mAh 5500 mAh
Max Charging Power 100 W 67 W
Battery Type Silicon Carbon (Si/C) Li-Po
Removable No No
Wireless Charging No No
Reverse Charging n/a No
Fast Charging Yes Yes (50% in 22 min)
Full Charge Time n/a 0:50 h

Main camera

Matrix 50 MP 50 MP
Photo resolution 8192x6144 pixels 8192x6144 pixels
Zoom Digital Optical, 2x
Flash LED Dual LED
Stabilization Optical Optical
8K Recording No No
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) 240 fps (1080p)
Wide-angle lens 112 ° 120 °
Lenses count Standard: 50 MP
Ultra-wide: 8 MP		 Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 12 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix50 MP50 MP
Aperturef/1.9f/1.7
Focal length24 mm23 mm
SensorSony IMX906Omnivision OV50 Light Hunter 800
Sensor size1/1.561/1.55
Pixel size1 μm1 μm
AutofocusPhase autofocusPhase autofocus
StabilizationOpticalOptical
Telephoto
Matrixn/a50 MP
Aperturen/af/1.9
Focal lengthn/a46 mm
Sensorn/aSamsung S5KJN5
Sensor sizen/a1/2.76
Pixel sizen/a0.64 μm
Stabilizationn/aDigital
Ultra-wide lens
Matrix8 MP12 MP
Aperturef/2.2f/2.2
Focal length16 mm15 mm
SensorSony IMX355n/a
Sensor size1/2.81/3.06
Pixel size1.14 μm1.12 μm
StabilizationDigitalDigital

Front camera

Matrix 16 MP 32 MP
Aperture f/2.5 f/2.2
Focal length 23 mm 21 mm
Sensor CMOS CMOS
Sensor size 1/3.0 1/3.44
Pixel size 1 μm 0.64 μm
Autofocus No No
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 60 fps 2160p (4K) at 30 fps
TOF 3D sensor No No

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 6.0
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 No
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- NAVIC		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Yes Yes
Infrared Port Yes Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoYes
Hybrid SlotNoNo
2G Bandsn/aGSM 2/3/5/8
3G Bandsn/aWCDMA B1/2/4/5/8/6/19
LTE Bands*n/aLTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B26/B28/B32/B66/B71)
5G SupportYesYes

Sound

3.5 mm Jack No No
FM Radio No No
Dolby Atmos n/a Yes

Other

Class Flagship Mid-range
Announced April, 2025 yr September, 2025 yr
Release Date April, 2025 yr September, 2025 yr
MSRP ($) n/a 650
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 100 W No
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

No clear favorite identified yet; updates may follow as new data arrives.

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