OnePlus 15T vs Vivo X300 Ultra
Which one should you buy?
Who leads where?
- DisplayOnePlus 15T
- PerformanceVivo X300 Ultra
- CameraVivo X300 Ultra
- Battery and ChargingOnePlus 15T
Wins are counted from the official values in the table below; the BUY / CONSIDER / WAIT call comes from each product's own decision box. We do not predict prices.
The differences in short
Processor is the same on both: Snapdragon 8 Elite Gen 5. Screen Size: OnePlus 15T 6.32", Vivo X300 Ultra 6.83". Vivo X300 Ultra leads on Main Camera: 200 MP against 50 MP. OnePlus 15T leads on Battery: 7500 mAh against 6600 mAh. Fast Charging is the same on both: 100 W.
Which one for what you do?
Gaming
Even
85% – 87%
Photo / Video
Vivo X300 Ultra
88% – 76%
Battery Life
OnePlus 15T
85% – 67%
Daily Use
OnePlus 15T
73% – 69%
The percentages are Kacbu Match scores: computed from official specifications for that use, with no price in them.
 OnePlusOnePlus 15TNo reviews yet |  VivoVivo X300 UltraNo reviews yet | |
|---|---|---|
| Key Differences | ||
| Processor | Snapdragon 8 Elite Gen 5 | Snapdragon 8 Elite Gen 5 |
| Screen Size | 6.32" | 6.83" |
| Main Camera | 50 MP | 200 MP |
| Battery | 7500 mAh | 6600 mAh |
| Fast Charging | 100 W | 100 W |
| Display | ||
| Size | 6.32" | 6.83" |
| Panel | AMOLED | LTPO AMOLED |
| Resolution | 1216x2640 | 1440x3168 |
| Refresh Rate | 165 Hz | 144 Hz |
| Peak Brightness | 3600 nit | 1935 nit |
| Performance | ||
| Chipset | Snapdragon 8 Elite Gen 5 | Snapdragon 8 Elite Gen 5 |
| Graphics Processor | Adreno 840 | Adreno 840 |
| RAM | 12 GB | 16 GB |
| Storage | 256 GB | 512 GB |
| Storage type | UFS 4.1 | UFS 4.1 |
| Manufacturing Technology | 3 nm | 3 nm |
| Camera | ||
| Main Camera | 50 MP | 200 MP |
| Main Aperture | f/1.8 | f/1.9 |
| Ultra Wide | No data | 50 MP |
| Telephoto | 50 MP 3.5x 85mm | 3.7x periscope |
| Telephoto Resolution | No data | 200 MP |
| Front Camera | 16 MP | 50 MP |
| Battery and Charging | ||
| Capacity | 7500 mAh | 6600 mAh |
| Cell Type | Si/C Li-Ion | Silicon-carbon |
| Wired Charging | 100 W | 100 W |
| Wireless Charging | 50 W | 40 W |
| Wireless Charging Support | Yes | Yes |
| Design | ||
| Weight | 194 g | 232 g |
| Thickness | 8.4 mm | 8.2 mm |
| Frame | Aluminum | Aluminum |
| Back Surface | Glass fiber reinforced plastic | Glass |
| Connectivity | ||
| 5G | Yes | Yes |
| SIM | Dual Nano-SIM + eSIM | Dual SIM |
| Satellite Connectivity | No data | Yes (16GB+1TB) |
| Wi-Fi | Wi-Fi 7 | Wi-Fi 7 |
| Bluetooth | 6.0 | 5.4 |
| NFC | Yes | Yes |
| Durability and security | ||
| IP Certification | IP68/IP69K | IP68/IP69 |
| Biometrics | Ultrasonic in-display fingerprint | Ultrasonic In-Display Fingerprint |
| Software | ||
| Operating System | Android | Android |
| Version | Android 16 | Android 16 |
| Interface | OxygenOS 16 | OriginOS 6 |
| Multimedia and ports | ||
| Speaker | Stereo | Stereo |
| USB | USB Type-C 2.0 | USB Type-C |
OnePlus 15T leads on 6 of 11 compared specs.
This table is based on manufacturers official specifications. Winning on paper does not always mean a difference in everyday use.