OnePlus 15T vs Vivo X300 Ultra
The OnePlus 15T (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Vivo X300 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5; estimated prices are $799 and $950. By overall MobileRank rating, the Vivo X300 Ultra leads — 87/100 vs 80/100 (a 7-point difference). Key differences: the Vivo X300 Ultra has the bigger battery (7000 mAh vs 6400); the main camera is 50 MP vs 200 MP; the Vivo X300 Ultra is faster in AnTuTu (4,247,433 vs 3,676,955); the OnePlus 15T is noticeably lighter (206g vs 230g).
OnePlus 15T
Vivo X300 Ultra
- Faster wireless charging: 50W vs 40W
- Lighter: 206g vs 230g
- Cheaper: $799 vs $950
- Better design/ergonomics (42/100 vs 12/100)
- Better value for money (55/100 vs 44/100)
- Higher AnTuTu: 4247433 vs 3676955
- Bigger battery: 7000 vs 6400 mAh
- Better main camera: 200MP vs 50MP
- Higher performance (96/100 vs 88/100)
- Better camera (96/100 vs 74/100)
- Longer battery life (77/100 vs 76/100)
Comparing the OnePlus 15T vs the Vivo X300 Ultra, the Vivo X300 Ultra scores 7 points higher (87/100 vs 80/100). In the "camera" category, the Vivo X300 Ultra leads (96/100 vs 74/100). In the "value for money" category, the OnePlus 15T leads (55/100 vs 44/100). In the "performance" category, the Vivo X300 Ultra is a bit better (96/100 vs 88/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Vivo X300 Ultra notably outperforms the OnePlus 15T (96/100 vs 74/100). In the "battery" category, the Vivo X300 Ultra and the OnePlus 15T are nearly equal (77/100 vs 76/100). In the "design" category, the OnePlus 15T significantly outperforms the Vivo X300 Ultra (42/100 vs 12/100). In the "value for money" category, the OnePlus 15T is a bit better (55/100 vs 44/100).
| Specification | OnePlus 15T | Vivo X300 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 3676955 | 4247433 | |
| Geekbench Single | 3640 | 3640 | |
| Geekbench Multi | 11033 | 11033 | |
| Display | 6.8" LTPO AMOLED | 6.8" LTPO OLED | |
| Resolution | 3168x1440 | 3168x1440 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 6400 mAh | 7000 mAh | |
| Charging | 100W | 100W | |
| Wireless charging | 50W | 40W | |
| DXOMark (camera) | — | 170 | |
| Main camera | 50 MP | 200 MP | |
| Ultrawide | 50 MP | 50 MP | |
| Telephoto | 50 MP | 200 MP | |
| Front camera | 32 MP | 32 MP | |
| RAM | 12GB / 16GB | 12GB / 16GB | |
| Storage | 256GB / 512GB | 256GB / 512GB / 1TB | |
| OS | Android 16 | Android 16 | |
| Brightness (peak) | 3600 nits | — | |
| NFC | yes | yes | |
| Protection | IP68 | IP69 | |
| Dimensions | 150.6×71.8×8.4 mm | 163.0×76.8×8.2 mm | |
| Weight | 206 g | 230 g | |
| Price | $799 | $950 |
OnePlus 15T
- Main: 50MP f/1.6
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Vivo X300 Ultra
- Main: 200MP f/f/1.6
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 32MP
OnePlus 15T
- 6.8" LTPO AMOLED
- Resolution: 3168x1440
- Refresh rate: 120 Hz
Vivo X300 Ultra
- 6.8" LTPO OLED
- Resolution: 3168x1440
- Refresh rate: 120 Hz
OnePlus 15T
- 6400 mAh
- Wired: 100W
- Wireless: 50W
Vivo X300 Ultra
- 7000 mAh
- NanoReview test: web browsing 10:18 hrs, total 29:11 hrs
- Wired: 100W
- Wireless: 40W
We compared OnePlus 15T and Vivo X300 Ultra, covering their specs and all relevant benchmarks.
Vivo X300 Ultra leads OnePlus 15T by 13.4% in our overall performance rating.
Price difference: $151. OnePlus 15T is cheaper by $151.
performance
In the "performance" category, the Vivo X300 Ultra is a bit better (96/100 vs 88/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the Vivo X300 Ultra notably outperforms the OnePlus 15T (96/100 vs 74/100).
battery
In the "battery" category, the Vivo X300 Ultra and the OnePlus 15T are nearly equal (77/100 vs 76/100).
design
In the "design" category, the OnePlus 15T significantly outperforms the Vivo X300 Ultra (42/100 vs 12/100).
value for money
In the "value for money" category, the OnePlus 15T is a bit better (55/100 vs 44/100).
Which is better: the OnePlus 15T or the Vivo X300 Ultra?
The Vivo X300 Ultra edges out the OnePlus 15T by just 7 points — the two devices are very close in overall level.
What is the rating of the OnePlus 15T and the Vivo X300 Ultra?
The OnePlus 15T has a MobileRank rating of 80/100, the Vivo X300 Ultra — 87/100.
Which has the better camera: the OnePlus 15T or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on camera score (96/100 vs 74/100).
Which is more powerful: the OnePlus 15T or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on performance (96/100 vs 88/100).
Should you choose the OnePlus 15T over the Vivo X300 Ultra?
The OnePlus 15T is a better fit for gamers and power users, those who care about battery life. The Vivo X300 Ultra is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life.