Oppo Reno15 Pro Mini vs Vivo X300 Ultra
The Oppo Reno15 Pro Mini (2026) runs on the MediaTek Dimensity 8450, 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 79/100 (a 12-point difference). Key differences: the Vivo X300 Ultra has the bigger battery (7000 mAh vs 6200); the Vivo X300 Ultra is faster in AnTuTu (4,247,433 vs 2,031,580); the Oppo Reno15 Pro Mini is noticeably lighter (187g vs 230g).
Oppo Reno15 Pro Mini
Vivo X300 Ultra
- Lighter: 187g vs 230g
- Better portability (67/100 vs 39/100)
- Higher AnTuTu: 4247433 vs 2031580
- Better Geekbench Single: 3640 vs 1608
- Better Geekbench Multi: 11033 vs 6321
- Bigger battery: 7000 vs 6200 mAh
- Faster charging: 100W vs 80W
- Higher performance (99/100 vs 77/100)
- Better camera (96/100 vs 94/100)
- Longer battery life (85/100 vs 64/100)
- Better display (89/100 vs 85/100)
Comparing the Oppo Reno15 Pro Mini vs the Vivo X300 Ultra, the Vivo X300 Ultra scores 12 points higher (91/100 vs 79/100). In the "performance" category, the Vivo X300 Ultra leads (99/100 vs 77/100). In the "battery" category, the Vivo X300 Ultra leads (85/100 vs 64/100). In the "performance" category, the Vivo X300 Ultra notably outperforms the Oppo Reno15 Pro Mini (99/100 vs 77/100). In the "display" category, the Vivo X300 Ultra and the Oppo Reno15 Pro Mini are nearly equal (89/100 vs 85/100). In the "camera" category, the Vivo X300 Ultra and the Oppo Reno15 Pro Mini are nearly equal (96/100 vs 94/100). In the "battery" category, the Vivo X300 Ultra notably outperforms the Oppo Reno15 Pro Mini (85/100 vs 64/100). In the "portability" category, the Oppo Reno15 Pro Mini notably outperforms the Vivo X300 Ultra (67/100 vs 39/100).
| Specification | Oppo Reno15 Pro Mini | Vivo X300 Ultra | |
|---|---|---|---|
| Processor | MediaTek Dimensity 8450 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 2031580 | 4247433 | |
| Geekbench Single | 1608 | 3640 | |
| Geekbench Multi | 6321 | 11033 | |
| Display | 6.3" AMOLED | 6.8" LTPO OLED | |
| Resolution | 1216x2640 | 3168x1440 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 6200 mAh | 7000 mAh | |
| Charging | 80W | 100W | |
| Wireless charging | 0W | 40W | |
| DXOMark (camera) | — | 170 | |
| Main camera | 200 MP | 200 MP | |
| Ultrawide | 50 MP | 50 MP | |
| Telephoto | 50 MP | 200 MP | |
| Front camera | 50 MP | 32 MP | |
| RAM | 12GB | 12GB / 16GB | |
| Storage | 256GB / 512GB | 256GB / 512GB / 1TB | |
| OS | Android 16, ColorOS 16 | Android 16 | |
| Brightness (peak) | 1800 nits | — | |
| NFC | yes | yes | |
| Protection | IP68 | IP69 | |
| Dimensions | 151.2×72.4×8.0 mm | 163.0×76.8×8.2 mm | |
| Weight | 187 g | 230 g | |
| Launch price | — | $950 |
Oppo Reno15 Pro Mini
- Main: 200MP f/f/1.8
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 50MP
Vivo X300 Ultra
- Main: 200MP f/f/1.6
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 32MP
Oppo Reno15 Pro Mini
- 6.3" AMOLED
- Resolution: 1216x2640
- Refresh rate: 120 Hz
Vivo X300 Ultra
- 6.8" LTPO OLED
- Resolution: 3168x1440
- Refresh rate: 120 Hz
Oppo Reno15 Pro Mini
- 6200 mAh
- 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 Oppo Reno15 Pro Mini and Vivo X300 Ultra, covering their specs and all relevant benchmarks.
Vivo X300 Ultra leads Oppo Reno15 Pro Mini by 52.2% in our overall performance rating.
Oppo Reno15 Pro Mini
Price unknownperformance
In the "performance" category, the Vivo X300 Ultra notably outperforms the Oppo Reno15 Pro Mini (99/100 vs 77/100).
display
In the "display" category, the Vivo X300 Ultra and the Oppo Reno15 Pro Mini are nearly equal (89/100 vs 85/100).
camera
In the "camera" category, the Vivo X300 Ultra and the Oppo Reno15 Pro Mini are nearly equal (96/100 vs 94/100).
battery
In the "battery" category, the Vivo X300 Ultra notably outperforms the Oppo Reno15 Pro Mini (85/100 vs 64/100).
portability
In the "portability" category, the Oppo Reno15 Pro Mini notably outperforms the Vivo X300 Ultra (67/100 vs 39/100).
Which is better: the Oppo Reno15 Pro Mini or the Vivo X300 Ultra?
The Vivo X300 Ultra is noticeably better than the Oppo Reno15 Pro Mini — the overall rating gap is 12 points.
What is the rating of the Oppo Reno15 Pro Mini and the Vivo X300 Ultra?
The Oppo Reno15 Pro Mini has a MobileRank rating of 79/100, the Vivo X300 Ultra — 91/100.
Which is more powerful: the Oppo Reno15 Pro Mini or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on performance (99/100 vs 77/100).
Should you choose the Oppo Reno15 Pro Mini over the Vivo X300 Ultra?
The Oppo Reno15 Pro Mini is a better fit for active users, mobile photography enthusiasts. 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.