Home Phone comparison Realme GT 7 and Vivo X300 Ultra - Which is better?

Realme GT 7 vs Vivo X300 Ultra

88 out 100
Realme GT 7
VS
94 out 100
Vivo X300 Ultra
Realme GT 7
Vivo X300 Ultra

Compared 2 smartphones : Realme GT 7 Manufactured in May, 2025, with display 6.78 with chipsetMediaTek Dimensity 9400e, vs Vivo X300 Ultra, Manufactured in April, 2026with chipsetQualcomm Snapdragon 8 Elite Gen 5. 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
  • Lighter design: 206g vs 232g
  • Higher battery capacity: 7000mAh vs 6600mAh
  • Built-in eSIM
Reasons to choose Vivo X300 Ultra
  • Larger display: 6.82in
  • Higher pixel density: 510ppi
  • Higher refresh rate: 144Hz
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort
  • Supports Dolby Atmos

Versions

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

Review

Key Specs Realme GT 7 and Vivo X300 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
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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
vs
Vivo X300 Ultra

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.78 in 6.82 in
Resolution 1264x2780 pixels 1440x3168 pixels
Aspect ratio 20:9 19.8:9
Pixel density 450 ppi 510 ppi
Refresh rate 120 Hz 144 Hz
Adaptive refresh rate Yes (1-120 Hz) Yes
Max brightness 1600 nits 1800 nits
HDR support Yes Dolby Vision Yes, Dolby Vision
Touch Sampling Rate 360 Hz n/a
Screen-to-body ratio 89.8 % 90.3 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Realme GT 7
1441 nits
Vivo X300 Ultra
n/a

Design & Build

Design and ergonomics comparison
Height 162.42 mm (6.39 in) 162.98 mm (6.42 in)
Width 76.13 mm (3 in) 76.81 mm (3.02 in)
Thickness 8.3 mm (0.33 in) 8.49 mm (0.33 in)
Weight 206 g (7.27 oz) 232 g (8.18 oz)
Water resistance IP69 IP69
Cooling system Vapor chamber Vapor chamber
Back panel n/a Glass
Frame Metal Metal
Colors - Black
- Blue
- Green		 - Black
- Silver
- Green
Fingerprint sensor Yes In-Display Yes, In-Display
Screen-to-body ratio
Realme GT 7
89.8 %
Vivo X300 Ultra
90.3 %

Performance

Testing Realme GT 7 and Vivo X300 Ultra In benchmarks
Processor
Chipset MediaTek Dimensity 9400e Qualcomm Snapdragon 8 Elite Gen 5
Max Frequency 3400 MHz 4600 MHz
CPU Cores 8 (1 + 3 + 4) 8 (2 + 6)
Architecture - 4/2 (Cortex-A720)
- 3/2.85 (Cortex-X4)
- 1/3.4 (Cortex-X4)		 - 6/3.63 (Oryon Gen 3 Performance)
- 2/4.61 (Oryon Gen 3 Prime)
Process TSMC TSMC
Transistor Size 4 nm 3 nm
Neural Processor MediaTek NPU 790 Hexagon
Graphics Mali-G720 Immortalis MP12 n/a
GPU Cores 1536 n/a
GPU Frequency 1300 MHz n/a
FLOPS 3993.6 GFLOPS n/a
GeekBench v6
Geekbench 6 (Single-Core)
Realme GT 7
2290
Vivo X300 Ultra
3621
Geekbench 6 (Multi-Core)
Realme GT 7
7349
Vivo X300 Ultra
10653
Geekbench 6 (Single-Core)22903621
Geekbench 6 (Multi-Core)734910653
Geekbench Compute (GPU)13227n/a
Sources: Geekbench v6 [Realme GT 7], [Vivo X300 Ultra]
AnTuTu 10
AnTuTu 10
Realme GT 7
2205940
Vivo X300 Ultra
4247433
CPU5183341192014
GPU9081301543938
Memory403974525105
UX375502986376
NanoReview Score22059404247433

Memory

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

Software

OS Android 15 Android 16
UI Skin Realme UI 6.0 OriginOS 6

Battery

Volume 7000 mAh 6600 mAh
Max Charging Power 120 W 100 W
Battery Type Silicon Carbon (Si/C) Silicon Carbon (Si/C)
Removable No No
Wireless Charging No Yes (40 W)
Reverse Charging Yes Yes
Fast Charging Yes (56% in 15 min) Yes
Full Charge Time 0:36 h n/a
Battery Life Test
Battery Life
Realme GT 7
34:22
Vivo X300 Ultra
n/a
Web Browsing18:23 hn/a
Video Playback22:53 hn/a
Games09:51 hn/a
Standby Mode113 hn/a

Main camera

Matrix 50 MP 200 MP
Photo resolution 8192x6144 pixels n/a
Zoom Optical, 2x Optical, 3.7x
Flash LED Dual 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 120 fps) Yes (Up to 60 fps)
Slow Motion 240 fps (1080p) 240 fps (1080p)
Wide-angle lens 112 ° 116 °
Lenses count Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 8 MP		 Standard: 200 MP
Telephoto: 200 MP
Ultra-wide: 50 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix50 MP200 MP
Aperturef/1.8f/1.9
Focal lengthn/a35 mm
SensorSony IMX906Sony LYT-901
Sensor size1/1.561/1.12 (0.89)
Pixel size1 μm0.7 μm
AutofocusPhase autofocusLaser autofocus
StabilizationOpticalOptical
Telephoto
Matrix50 MP200 MP
Aperturef/2.0f/2.7
Focal length47 mm85 mm
SensorSamsung S5KJN5Samsung ISOCELL HPB
Sensor size1/2.761/1.4 (0.71)
Pixel size0.64 μm0.56 μm
StabilizationDigitalOptical
Ultra-wide lens
Matrix8 MP50 MP
Aperturef/2.2f/2.0
Focal length16 mm14 mm
SensorOmnivision OV08D10Sony LYT-818
Sensor size1/4.01/1.28 (0.78)
Pixel size1.12 μm1.22 μm
StabilizationDigitalOptical

Front camera

Matrix 32 MP 50 MP
Photo resolution n/a 8192x6144 pixels
Aperture f/2.5 f/2.5
Focal length 21 mm 24 mm
Sensor Sony IMX615 Samsung ISOCELL JN1
Sensor size 1/2.74 1/2.76 (0.36)
Pixel size 0.8 μm 0.64 μm
Autofocus No Phase autofocus
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 5.4 5.4
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 2 3.2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort No Yes
GPS - GPS
- GLONASS
- Galileo
- QZSS		 - 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 *YesNo
Hybrid SlotNoNo
2G BandsGSM 850/900/1800/1900MHzn/a
3G BandsWCDMA 1/2/4/5/6/8/19n/a
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B26/B28/B38/B39/B40/B41/B66/B71)n/a
5G SupportYesYes

Sound

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

Other

Class Flagship Flagship
Announced May, 2025 yr March, 2026 yr
Release Date May, 2025 yr April, 2026 yr
MSRP ($) 600 1199
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, 80 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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