OnePlus 15R vs Vivo X300 Ultra
The OnePlus 15R (2026) runs on the Snapdragon 8 Elite Gen 5, while the Vivo X300 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5; launch prices were $599 and $950. By overall MobileRank rating, the Vivo X300 Ultra leads — 91/100 vs 74/100 (a 17-point difference). Key differences: the OnePlus 15R has the bigger battery (7400 mAh vs 7000); the main camera is 50 MP vs 200 MP; the Vivo X300 Ultra is faster in AnTuTu (4,247,433 vs 3,082,388); the OnePlus 15R is noticeably lighter (213g vs 230g).
OnePlus 15R
Vivo X300 Ultra
- Bigger battery: 7400 vs 7000 mAh
- Higher refresh rate: 165Hz vs 120Hz
- Lighter: 213g vs 230g
- Cheaper at launch: $599 vs $950
- Better display (94/100 vs 89/100)
- Better portability (50/100 vs 39/100)
- Higher AnTuTu: 4247433 vs 3082388
- Faster charging: 100W vs 80W
- Better main camera: 200MP vs 50MP
- Higher performance (99/100 vs 95/100)
- Better camera (96/100 vs 40/100)
- Longer battery life (85/100 vs 69/100)
Comparing the OnePlus 15R vs the Vivo X300 Ultra, the Vivo X300 Ultra scores 17 points higher (91/100 vs 74/100). In the "camera" category, the Vivo X300 Ultra leads (96/100 vs 40/100). In the "battery" category, the Vivo X300 Ultra leads (85/100 vs 69/100). Value score: OnePlus 15R — 60/100, Vivo X300 Ultra — 94/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Vivo X300 Ultra and the OnePlus 15R are nearly equal (99/100 vs 95/100). In the "display" category, the OnePlus 15R is a bit better (94/100 vs 89/100). In the "camera" category, the Vivo X300 Ultra significantly outperforms the OnePlus 15R (96/100 vs 40/100). In the "battery" category, the Vivo X300 Ultra notably outperforms the OnePlus 15R (85/100 vs 69/100). In the "portability" category, the OnePlus 15R is a bit better (50/100 vs 39/100).
| Specification | OnePlus 15R | Vivo X300 Ultra | |
|---|---|---|---|
| Processor | Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 3082388 | 4247433 | |
| Geekbench Single | 3640 | 3640 | |
| Geekbench Multi | 11033 | 11033 | |
| Display | 6.8" AMOLED | 6.8" LTPO OLED | |
| Resolution | 2800x1272 | 3168x1440 | |
| Refresh rate | 165 Hz | 120 Hz | |
| Battery | 7400 mAh | 7000 mAh | |
| Charging | 80W | 100W | |
| Wireless charging | 0W | 40W | |
| DXOMark (camera) | — | 170 | |
| Main camera | 50 MP | 200 MP | |
| Ultrawide | 8 MP | 50 MP | |
| Telephoto | 0 MP | 200 MP | |
| Front camera | 32 MP | 32 MP | |
| RAM | 12GB | 12GB / 16GB | |
| Storage | 256GB / 512GB | 256GB / 512GB / 1TB | |
| OS | Android 16 | Android 16 | |
| Brightness (peak) | 3600 nits | — | |
| NFC | yes | yes | |
| Protection | IP68 | IP69 | |
| Dimensions | 163.4×77.0×8.1 mm | 163.0×76.8×8.2 mm | |
| Weight | 213 g | 230 g | |
| Launch price | $599 | $950 |
OnePlus 15R
- Main: 50MP f/f/1.8
- Ultrawide: 8MP
- Front: 32MP
Vivo X300 Ultra
- Main: 200MP f/f/1.6
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 32MP
OnePlus 15R
- 6.8" AMOLED
- Resolution: 2800x1272
- Refresh rate: 165 Hz
Vivo X300 Ultra
- 6.8" LTPO OLED
- Resolution: 3168x1440
- Refresh rate: 120 Hz
OnePlus 15R
- 7400 mAh
- NanoReview test: web browsing 16:57 hrs, total 38:56 hrs
- Wired: 80W
- No wireless charging
Vivo X300 Ultra
- 7000 mAh
- NanoReview test: web browsing 10:18 hrs, total 29:11 hrs
- Wired: 100W
- Wireless: 40W
We compared OnePlus 15R and Vivo X300 Ultra, covering their specs and all relevant benchmarks.
Vivo X300 Ultra leads OnePlus 15R by 27.4% in our overall performance rating.
Launch price difference: $351. OnePlus 15R was $351 cheaper at launch.
performance
In the "performance" category, the Vivo X300 Ultra and the OnePlus 15R are nearly equal (99/100 vs 95/100).
display
In the "display" category, the OnePlus 15R is a bit better (94/100 vs 89/100).
camera
In the "camera" category, the Vivo X300 Ultra significantly outperforms the OnePlus 15R (96/100 vs 40/100).
battery
In the "battery" category, the Vivo X300 Ultra notably outperforms the OnePlus 15R (85/100 vs 69/100).
portability
In the "portability" category, the OnePlus 15R is a bit better (50/100 vs 39/100).
Which is better: the OnePlus 15R or the Vivo X300 Ultra?
The Vivo X300 Ultra is noticeably better than the OnePlus 15R — the overall rating gap is 17 points.
What is the rating of the OnePlus 15R and the Vivo X300 Ultra?
The OnePlus 15R has a MobileRank rating of 74/100, the Vivo X300 Ultra — 91/100.
Which has the better camera: the OnePlus 15R or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on camera score (96/100 vs 40/100).
Should you choose the OnePlus 15R over the Vivo X300 Ultra?
The OnePlus 15R is a better fit for gamers and power users. The Vivo X300 Ultra is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.