realme GT 8 Pro vs vivo X300 Pro
The realme GT 8 Pro scores 8.8 in our rating, and the vivo X300 Pro scores 9.1. The realme GT 8 Pro leads in display and battery, while the vivo X300 Pro is ahead in software support. The realme GT 8 Pro is the newer phone, announced Oct 21, 2025.
Key differences
Why choose the realme GT 8 Pro
- Bigger battery 7,000 mAh vs 6,510 mAh
- Faster wired charging 120 W vs 90 W
- Bigger screen 6.79 inches vs 6.78 inches
- Brighter screen 7,000 nits vs 4,500 nits
- Higher refresh rate 144 Hz vs 120 Hz
- Newer model Oct 21, 2025 vs Oct 13, 2025
Why choose the vivo X300 Pro
- More storage 256 GB / 512 GB / 1 TB vs 256 GB / 512 GB
- Thinner 7.99 mm vs 8.2 mm
- Faster USB port USB-C 3.x vs USB-C 2.0
PhoneRanked scores
Calculated from specs, relative to phones from the same year and price range. How we rate phones
Value for money marked “est.” is an estimate: that phone has no official US launch price, so it is not highlighted against the others.
Spec
realme GT 8 Provivo X300 Pro
Overall
8.8
9.1
Display
9.2
8.8
Performance
9.0
8.8
Camera
7.9
8.0
Battery
8.7
8.0
Design
9.0
8.8
Software support
3.5
8.4
Value for money
6.0 est.
6.0 est.
Display
Spec
realme GT 8 Provivo X300 Pro
Size
6.79 inches
6.78 inches
Type
OLED, 2K HyperGlow Display (AMOLED)
OLED
Resolution
1440 × 3136 px
1260 × 2800 px
Pixel density
508 ppi
452 ppi
Refresh rate
144 Hz
120 Hz
Adaptive refresh
—
✓ Yes
Peak brightness
7,000 nits
4,500 nits
HDR
—
HDR10, HDR10+, Dolby Vision
Protection
Gorilla Glass 7i
Armor Glass
Performance
Spec
realme GT 8 Provivo X300 Pro
Process
3 nm
3 nm
Max CPU clock
4.6 GHz
4.21 GHz
GPU
Adreno 840
Mali-G1 Ultra MC12
RAM
12 GB / 16 GB
12 GB / 16 GB
Storage
256 GB / 512 GB
256 GB / 512 GB / 1 TB
Storage type
UFS 4.1
UFS 4.1
microSD slot
✕ No
✕ No
Cameras
Spec
realme GT 8 Provivo X300 Pro
Main camera
50 MP, f/1.8, 1/1.56"
50 MP, f/1.57, 1/1.28"
Optical stabilization
✓ Yes
✓ Yes
Ultrawide
50 MP
50 MP
Telephoto
200 MP, 3× optical, periscope
200 MP, periscope
Optical zoom
3×
—
Rear cameras
3
3
Rear video
8K@30
8K@30
Front camera
32 MP
50 MP
Front video
4K@60
4K@60
Battery and charging
Spec
realme GT 8 Provivo X300 Pro
Capacity
7,000 mAh
6,510 mAh
Battery type
—
Silicon-carbon
Wired charging
120 W
90 W
Wireless charging
50 W
40 W
Reverse wireless
—
✕ No
Charger in box
✓ Yes
✓ Yes
Design and build
Spec
realme GT 8 Provivo X300 Pro
Dimensions
161.8 × 76.87 × 8.2 mm
161.98 × 75.48 × 7.99 mm
Thickness
8.2 mm
7.99 mm
Weight
218 g
226 g
Form factor
Bar
Bar
Frame
—
Aluminum
Back
—
Glass
Water resistance
IP68 + IP69
IP68 + IP69
Fingerprint
Under-display ultrasonic
Under-display ultrasonic
3D face unlock
✕ No
✕ No
SIM
Dual Nano-SIM
Dual Nano-SIM + eSIM
Colors
Diary White, Urban Blue
Dune Brown, Phantom Black, Cloud White, Mist Blue
Connectivity and features
Spec
realme GT 8 Provivo X300 Pro
5G
✓ Yes
✓ Yes
Wi-Fi
Wi-Fi 7
Wi-Fi 7
Bluetooth
6.0
6.0
USB
USB-C 2.0
USB-C 3.x
NFC
✓ Yes
✓ Yes
3.5 mm jack
✕ No
✕ No
Stereo speakers
✓ Yes
✓ Yes
Satellite
✕ No
✕ No
IR blaster
✓ Yes
✓ Yes
Software
Spec
realme GT 8 Provivo X300 Pro
OS at launch
Android 16
Android 16
Interface
realme UI 7.0
OriginOS 6
OS updates
—
5 years
Security updates
—
7 years
Launch and price
Spec
realme GT 8 Provivo X300 Pro
Announced
Oct 21, 2025
Oct 13, 2025
Released
Oct 21, 2025
Oct 17, 2025
Status
Released
Released
Green marks the stronger value in a row. Specs come from official manufacturer data, cross-checked with established tech media; each phone page lists its sources. Report an error
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