Oppo R15 vs Vivo X300 Ultra
The Oppo R15 (2018) runs on the MediaTek Helio P60, while the Vivo X300 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5. By overall MobileRank rating, the Vivo X300 Ultra leads — 91/100 vs 29/100 (a 62-point difference). Key differences: the Vivo X300 Ultra has the bigger battery (7000 mAh vs 3450); the main camera is 16 MP vs 200 MP; the Vivo X300 Ultra is faster in AnTuTu (4,247,433 vs 314,537); the Vivo X300 Ultra has NFC for contactless payments, the Oppo R15 doesn't; the Oppo R15 is noticeably lighter (175g vs 230g).
Profile comparison
Category scores
Oppo R15
Vivo X300 Ultra
What makes Oppo R15 better?
- Lighter: 175g vs 230g
- Better portability (80/100 vs 39/100)
What makes Vivo X300 Ultra better?
- Higher AnTuTu: 4247433 vs 314537
- Better Geekbench Single: 3639 vs 341
- Better Geekbench Multi: 11047 vs 779
- Bigger battery: 7000 vs 3450 mAh
- Better main camera: 200MP vs 16MP
- Higher performance (99/100 vs 20/100)
- Better camera (96/100 vs 16/100)
- Longer battery life (85/100 vs 12/100)
- Better display (89/100 vs 82/100)
Comparison verdict
Comparing the Oppo R15 vs the Vivo X300 Ultra, the Vivo X300 Ultra scores 62 points higher (91/100 vs 29/100). In the "performance" category, the Vivo X300 Ultra leads (99/100 vs 20/100). In the "camera" category, the Vivo X300 Ultra leads (96/100 vs 16/100). In the "battery" category, the Vivo X300 Ultra leads (85/100 vs 12/100). In the "performance" category, the Vivo X300 Ultra significantly outperforms the Oppo R15 (99/100 vs 20/100). In the "display" category, the Vivo X300 Ultra is a bit better (89/100 vs 82/100). In the "camera" category, the Vivo X300 Ultra significantly outperforms the Oppo R15 (96/100 vs 16/100). In the "battery" category, the Vivo X300 Ultra significantly outperforms the Oppo R15 (85/100 vs 12/100). In the "portability" category, the Oppo R15 significantly outperforms the Vivo X300 Ultra (80/100 vs 39/100).
Specs comparison
| Specification | Oppo R15 | Vivo X300 Ultra | |
|---|---|---|---|
| Processor | MediaTek Helio P60 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 314537 | 4247433 | |
| Geekbench Single | 341 | 3639 | |
| Geekbench Multi | 779 | 11047 | |
| Display | 6.3" AMOLED | 6.8" LTPO OLED | |
| Resolution | 1080x2280 | 3168x1440 | |
| Refresh rate | — | 120 Hz | |
| Battery | 3450 mAh | 7000 mAh | |
| Charging | — | 100W | |
| Wireless charging | 0W | 40W | |
| DXOMark (camera) | — | 170 | |
| Main camera | 16 MP | 200 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 200 MP | |
| Front camera | 20 MP | 32 MP | |
| RAM | 6GB | 12GB / 16GB | |
| Storage | 128GB | 256GB / 512GB / 1TB | |
| OS | Android 8.1 (Oreo); ColorOS 5 | Android 16 | |
| NFC | no | yes | |
| Protection | — | IP69 | |
| Dimensions | 155.1×75.2×7.4 mm | 163.0×76.8×8.2 mm | |
| Weight | 175 g | 230 g | |
| Launch price | — | $950 |
Camera comparison
Oppo R15
- Main: 16MP f/1.7
- Front: 20MP
Vivo X300 Ultra
- Main: 200MP f/1.6
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 32MP
Display comparison
Oppo R15
- 6.3" AMOLED
- Resolution: 1080x2280
- Refresh rate: —
Vivo X300 Ultra
- 6.8" LTPO OLED
- Resolution: 3168x1440
- Refresh rate: 120 Hz
Battery and charging
Oppo R15
- 3450 mAh
- No wireless charging
Vivo X300 Ultra
- 7000 mAh
- NanoReview test: web browsing 10:18 hrs, total 29:11 hrs
- Wired: 100W
- Wireless: 40W
Overall performance score
We compared Oppo R15 and Vivo X300 Ultra, covering their specs and all relevant benchmarks.
Vivo X300 Ultra leads Oppo R15 by 92.6% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Oppo R15
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo X300 Ultra significantly outperforms the Oppo R15 (99/100 vs 20/100).
display
In the "display" category, the Vivo X300 Ultra is a bit better (89/100 vs 82/100).
camera
In the "camera" category, the Vivo X300 Ultra significantly outperforms the Oppo R15 (96/100 vs 16/100).
battery
In the "battery" category, the Vivo X300 Ultra significantly outperforms the Oppo R15 (85/100 vs 12/100).
portability
In the "portability" category, the Oppo R15 significantly outperforms the Vivo X300 Ultra (80/100 vs 39/100).
Frequently asked questions
Which is better: the Oppo R15 or the Vivo X300 Ultra?
The Vivo X300 Ultra significantly outperforms the Oppo R15 by 62 points (91/100 vs 29/100).
What is the rating of the Oppo R15 and the Vivo X300 Ultra?
The Oppo R15 has a MobileRank rating of 29/100, the Vivo X300 Ultra — 91/100.
Which has the better camera: the Oppo R15 or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on camera score (96/100 vs 16/100).
Which is more powerful: the Oppo R15 or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on performance (99/100 vs 20/100).
Should you choose the Oppo R15 over the Vivo X300 Ultra?
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.