OnePlus Ace 6 Ultra vs Vivo X51 5G
The OnePlus Ace 6 Ultra (2026) runs on the MediaTek Dimensity 9500, while the Vivo X51 5G (2020) runs on the Qualcomm Snapdragon 765G. By overall MobileRank rating, the OnePlus Ace 6 Ultra leads — 74/100 vs 46/100 (a 28-point difference). Key differences: the OnePlus Ace 6 Ultra has the bigger battery (8600 mAh vs 4315); the main camera is 50 MP vs 48 MP; the OnePlus Ace 6 Ultra is faster in AnTuTu (3,429,868 vs 597,974); the Vivo X51 5G is noticeably lighter (181g vs 217g).
OnePlus Ace 6 Ultra
Vivo X51 5G
- Higher AnTuTu: 3429868 vs 597974
- Better Geekbench Single: 3228 vs 799
- Better Geekbench Multi: 9553 vs 1836
- Bigger battery: 8600 vs 4315 mAh
- Faster charging: 120W vs 33W
- Better main camera: 50MP vs 48MP
- Higher refresh rate: 165Hz vs 90Hz
- Higher performance (93/100 vs 44/100)
- Longer battery life (82/100 vs 31/100)
- Better display (94/100 vs 68/100)
- Lighter: 181g vs 217g
- Better camera (42/100 vs 35/100)
- Better portability (70/100 vs 43/100)
Comparing the OnePlus Ace 6 Ultra vs the Vivo X51 5G, the OnePlus Ace 6 Ultra scores 28 points higher (74/100 vs 46/100). In the "performance" category, the OnePlus Ace 6 Ultra leads (93/100 vs 44/100). In the "battery" category, the OnePlus Ace 6 Ultra leads (82/100 vs 31/100). In the "performance" category, the OnePlus Ace 6 Ultra significantly outperforms the Vivo X51 5G (93/100 vs 44/100). In the "display" category, the OnePlus Ace 6 Ultra notably outperforms the Vivo X51 5G (94/100 vs 68/100). In the "camera" category, the Vivo X51 5G is a bit better (42/100 vs 35/100). In the "battery" category, the OnePlus Ace 6 Ultra significantly outperforms the Vivo X51 5G (82/100 vs 31/100). In the "portability" category, the Vivo X51 5G notably outperforms the OnePlus Ace 6 Ultra (70/100 vs 43/100).
| Specification | OnePlus Ace 6 Ultra | Vivo X51 5G | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9500 | Qualcomm Snapdragon 765G | |
| AnTuTu | 3429868 | 597974 | |
| Geekbench Single | 3228 | 799 | |
| Geekbench Multi | 9553 | 1836 | |
| Display | 6.8" AMOLED | 6.6" AMOLED | |
| Resolution | 1272x2772 | 1080x2376 | |
| Refresh rate | 165 Hz | 90 Hz | |
| Battery | 8600 mAh | 4315 mAh | |
| Charging | 120W | 33W | |
| Main camera | 50 MP | 48 MP | |
| Ultrawide | 8 MP | 8 MP | |
| Telephoto | 0 MP | 8 MP | |
| Front camera | 16 MP | 32 MP | |
| RAM | 12GB / 16GB | 8GB | |
| Storage | 256GB / 512GB / 1TB | 256GB | |
| OS | Android 16 | Android 10, Funtouch 10.0 | |
| Brightness (peak) | 1800 nits | — | |
| NFC | yes | yes | |
| Protection | IP66 | — | |
| Dimensions | 162.5×77.5×8.5 mm | 158.5×72.8×8.0 mm | |
| Weight | 217 g | 181 g | |
| Launch price | $555 | — |
OnePlus Ace 6 Ultra
- Main: 50MP f/f/1.8
- Ultrawide: 8MP
- Front: 16MP
Vivo X51 5G
- Main: 48MP f/f/1.6
- Ultrawide: 8MP
- Telephoto: 8MP
- Front: 32MP
OnePlus Ace 6 Ultra
- 6.8" AMOLED
- Resolution: 1272x2772
- Refresh rate: 165 Hz
Vivo X51 5G
- 6.6" AMOLED
- Resolution: 1080x2376
- Refresh rate: 90 Hz
OnePlus Ace 6 Ultra
- 8600 mAh
- Wired: 120W
- No wireless charging
Vivo X51 5G
- 4315 mAh
- Wired: 33W
- No wireless charging
We compared OnePlus Ace 6 Ultra and Vivo X51 5G, covering their specs and all relevant benchmarks.
OnePlus Ace 6 Ultra leads Vivo X51 5G by 473.6% in our overall performance rating.
Vivo X51 5G
Price unknownperformance
In the "performance" category, the OnePlus Ace 6 Ultra significantly outperforms the Vivo X51 5G (93/100 vs 44/100).
display
In the "display" category, the OnePlus Ace 6 Ultra notably outperforms the Vivo X51 5G (94/100 vs 68/100).
camera
In the "camera" category, the Vivo X51 5G is a bit better (42/100 vs 35/100).
battery
In the "battery" category, the OnePlus Ace 6 Ultra significantly outperforms the Vivo X51 5G (82/100 vs 31/100).
portability
In the "portability" category, the Vivo X51 5G notably outperforms the OnePlus Ace 6 Ultra (70/100 vs 43/100).
Which is better: the OnePlus Ace 6 Ultra or the Vivo X51 5G?
The OnePlus Ace 6 Ultra significantly outperforms the Vivo X51 5G by 28 points (74/100 vs 46/100).
What is the rating of the OnePlus Ace 6 Ultra and the Vivo X51 5G?
The OnePlus Ace 6 Ultra has a MobileRank rating of 74/100, the Vivo X51 5G — 46/100.
Which has the better camera: the OnePlus Ace 6 Ultra or the Vivo X51 5G?
The Vivo X51 5G leads on camera score (42/100 vs 35/100).
Which is more powerful: the OnePlus Ace 6 Ultra or the Vivo X51 5G?
The OnePlus Ace 6 Ultra leads on performance (93/100 vs 44/100).
Should you choose the OnePlus Ace 6 Ultra over the Vivo X51 5G?
The OnePlus Ace 6 Ultra is a better fit for gamers and power users, those who care about battery life. The Vivo X51 5G is a better fit for everyday use.