Home Phone comparison Xiaomi 15 Ultra and Realme GT 7 - Which is better?

Xiaomi 15 Ultra vs Realme GT 7

95 out 100
Xiaomi 15 Ultra
VS
88 out 100
Realme GT 7
Xiaomi 15 Ultra
Realme GT 7

Compared 2 smartphones : Xiaomi 15 Ultra Manufactured in February, 2025, with display 6.73 with chipsetQualcomm Snapdragon 8 Elite, vs Realme GT 7, Manufactured in May, 2025 with chipsetMediaTek Dimensity 9400e. 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 15 Ultra
  • Higher pixel density: 522ppi
  • Newer Bluetooth version: 6.0 vs 5.4
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort
  • Supports Dolby Atmos
Reasons to choose Realme GT 7
  • Larger display: 6.78in
  • Lighter design: 206g vs 226g
  • Higher battery capacity: 7000mAh vs 5410mAh

Versions

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

Review

Key Specs Xiaomi 15 Ultra and Realme GT 7
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 15 Ultra
vs
Realme GT 7

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.73 in 6.78 in
Resolution 1440x3200 pixels 1264x2780 pixels
Aspect ratio 20:9 20:9
Pixel density 522 ppi 450 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (1-120 Hz) Yes (1-120 Hz)
Max brightness n/a 1600 nits
HDR support Yes Dolby Vision Yes Dolby Vision
Touch Sampling Rate 300 Hz 360 Hz
Screen-to-body ratio 90 % 89.8 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Xiaomi 15 Ultra
1599 nits
Realme GT 7
1441 nits
sRGB gamut99.7 %n/a
PWM (Flicker)120 Hzn/a
Response time1 msn/a
Contrast∞ Infiniten/a
Sources: NotebookCheck [Xiaomi 15 Ultra]

Design & Build

Design and ergonomics comparison
Height 161.3 mm (6.35 in) 162.42 mm (6.39 in)
Width 75.3 mm (2.96 in) 76.13 mm (3 in)
Thickness 9.35 mm (0.37 in) 8.3 mm (0.33 in)
Weight 226 g (7.97 oz) 206 g (7.27 oz)
Water resistance IP68 IP69
Cooling system Vapor chamber Vapor chamber
Back panel Glass n/a
Frame Metal Metal
Colors - White
- Black
- Silver
- Green		 - Black
- Blue
- Green
Fingerprint sensor Yes In-Display Yes In-Display
Screen-to-body ratio
Xiaomi 15 Ultra
90 %
Realme GT 7
89.8 %

Performance

Testing Xiaomi 15 Ultra and Realme GT 7 In benchmarks
Processor
Chipset Qualcomm Snapdragon 8 Elite MediaTek Dimensity 9400e
Max Frequency 4320 MHz 3400 MHz
CPU Cores 8 (2 + 6) 8 (1 + 3 + 4)
Architecture - 6/3.53 (Oryon (Phoenix M))
- 2/4.32 (Oryon (Phoenix L))		 - 4/2 (Cortex-A720)
- 3/2.85 (Cortex-X4)
- 1/3.4 (Cortex-X4)
Process TSMC TSMC
Transistor Size 3 nm 4 nm
Neural Processor Hexagon MediaTek NPU 790
Graphics Adreno 830 Mali-G720 Immortalis MP12
GPU Cores 1536 1536
GPU Frequency 1100 MHz 1300 MHz
FLOPS 3379.2 GFLOPS 3993.6 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi 15 Ultra
3008
Realme GT 7
2290
Geekbench 6 (Multi-Core)
Xiaomi 15 Ultra
9065
Realme GT 7
7349
Geekbench 6 (Single-Core)30082290
Geekbench 6 (Multi-Core)90657349
Geekbench Compute (GPU)n/a13227
Sources: Geekbench v6 [Xiaomi 15 Ultra], [Realme GT 7]
AnTuTu 10
AnTuTu 10
Xiaomi 15 Ultra
2544373
Realme GT 7
2205940
CPU558586518334
GPU1040161908130
Memory520300403974
UX425326375502
NanoReview Score25443732205940

Memory

RAM
RAM Size 12 GB 8 GB
Memory Type LPDDR5X LPDDR5X
Memory Frequency 5333 MHz n/a
Channels 2 4
Storage
Storage Capacity256 GB256 GB
Storage TypeUFS 4.1UFS 4.0
Memory CardNoNo

Software

OS Android 15 Android 15
OS Size 23.9 GB n/a
UI Skin HyperOS 2.0 Realme UI 6.0

Battery

Volume 5410 mAh 7000 mAh
Max Charging Power 90 W 120 W
Battery Type Silicon Carbon (Si/C) Silicon Carbon (Si/C)
Removable No No
Wireless Charging Yes (80 W) No
Reverse Charging Yes (Wireless) Yes
Fast Charging Yes (72% in 30 min) Yes (56% in 15 min)
Full Charge Time 0:51 h 0:36 h
Battery Life Test
Battery Life
Xiaomi 15 Ultra
30:03
Realme GT 7
34:22
Web Browsing12:19 h18:23 h
Video Playback18:43 h22:53 h
Games06:45 h09:51 h
Standby Mode141 h113 h

Main camera

Matrix 50 MP 50 MP
Photo resolution 8192x6144 pixels 8192x6144 pixels
Zoom Optical, 4.3x Optical, 2x
Flash Dual LED LED
Stabilization Optical Optical
8K Recording Yes (Up to 30 fps) Yes (Up to 30 fps)
4K Recording Yes (Up to 120 fps) Yes (Up to 120 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 120 fps)
Slow Motion 1920 fps (1080p) 240 fps (1080p)
Wide-angle lens 115 ° 112 °
Lenses count Standard: 50 MP
Telephoto: 200 MP
Telephoto: 50 MP
Ultra-wide: 50 MP
Depth		 Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 8 MP
Features - Bokeh effect
- Pro mode
- RAW support		 - Bokeh effect
- Pro mode
Main lens
Matrix50 MP50 MP
Aperturef/1.63f/1.8
Focal length23 mmn/a
SensorSony LYT-900Sony IMX906
Sensor size1/1.01/1.56
Pixel size1.6 μm1 μm
AutofocusLaser autofocusPhase autofocus
StabilizationOpticalOptical
Telephoto
Matrix200 MP50 MP
Aperturef/2.6f/2.0
Focal length100 mm47 mm
SensorSamsung ISOCELL S5KHP9Samsung S5KJN5
Sensor size1/1.41/2.76
Pixel size0.56 μm0.64 μm
StabilizationOpticalDigital
Ultra-wide lens
Matrix50 MP8 MP
Aperturef/2.2f/2.2
Focal length14 mm16 mm
SensorSamsung S5KJN5Omnivision OV08D10
Sensor size1/2.761/4.0
Pixel size0.64 μm1.12 μm
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
Xiaomi 15 Ultra
158
Realme GT 7
n/a
Video quality
Xiaomi 15 Ultra
134
Realme GT 7
n/a
Overall camera score
Xiaomi 15 Ultra
153
Realme GT 7
n/a
Bokeh80n/a
Preview89n/a
Sources: DxOMark [Xiaomi 15 Ultra]

Front camera

Matrix 32 MP 32 MP
Photo resolution 6528x4896 pixels n/a
Aperture f/2.0 f/2.5
Focal length 22 mm 21 mm
Sensor Omnivision OV32B Sony IMX615
Sensor size 1/3.14 1/2.74
Pixel size 0.7 μm 0.8 μm
Autofocus No No
Stabilization Digital Digital
Video resolution 2160p (4K) at 60 fps 2160p (4K) at 60 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be) Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be)
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 6.0 5.4
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 No
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- NAVIC		 - GPS
- GLONASS
- Galileo
- QZSS
NFC* Yes Yes
Infrared Port Yes Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *YesYes
Hybrid SlotNoNo
2G BandsGSM 2/3/5/8GSM 850/900/1800/1900MHz
3G BandsWCDMA 1/2/4/5/6/8/19WCDMA 1/2/4/5/6/8/19
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B17/B18/B19/B20/B26/B28/B34/B38/B39/B40/B41/B42/B48/B66)LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B26/B28/B38/B39/B40/B41/B66/B71)
5G SupportYesYes

Sound

3.5 mm Jack No No
FM Radio No No
Dolby Atmos Yes n/a
Speaker Test
Max Volume
Xiaomi 15 Ultra
92.1 dB
Realme GT 7
n/a

Other

Class Flagship Flagship
Announced February, 2025 yr May, 2025 yr
Release Date February, 2025 yr May, 2025 yr
MSRP ($) 1099 600
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 120 W

Note

Xiaomi 15 Ultra:

The Chinese version of the Xiaomi 15 Ultra has a 6000 mAh battery, while the international model comes with 5410 mAh, leading to a noticeable difference in battery life.

* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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

Survey

Which smartphone would you pick?
2 (40%)
3 (60%)
Total Votes: 5

User comments

Share your opinion or ask questions below