OnePlus Ace 6 Ultra vs Vivo Y51 Pro
The OnePlus Ace 6 Ultra (2026) runs on the MediaTek Dimensity 9500, while the Vivo Y51 Pro (2026) runs on the MediaTek Dimensity 7360 Turbo; estimated prices are $555 and $230. By overall MobileRank rating, the OnePlus Ace 6 Ultra leads — 66/100 vs 33/100 (a 33-point difference). Key differences: the OnePlus Ace 6 Ultra has the bigger battery (8600 mAh vs 7200); the OnePlus Ace 6 Ultra is faster in AnTuTu (3,429,868 vs 877,641); the OnePlus Ace 6 Ultra has NFC for contactless payments, the Vivo Y51 Pro doesn't.
OnePlus Ace 6 Ultra
Vivo Y51 Pro
- Higher AnTuTu: 3429868 vs 877641
- Better Geekbench Single: 3228 vs 1011
- Better Geekbench Multi: 9553 vs 2813
- Bigger battery: 8600 vs 7200 mAh
- Faster charging: 120W vs 44W
- Higher refresh rate: 165Hz vs 120Hz
- Lighter: 217g vs 219g
- Higher performance (76/100 vs 2/100)
- Better camera (31/100 vs 24/100)
- Longer battery life (82/100 vs 57/100)
- Better design/ergonomics (28/100 vs 26/100)
- Cheaper: $230 vs $555
- Better value for money (94/100 vs 72/100)
Comparing the OnePlus Ace 6 Ultra vs the Vivo Y51 Pro, the OnePlus Ace 6 Ultra scores 33 points higher (66/100 vs 33/100). In the "performance" category, the OnePlus Ace 6 Ultra leads (76/100 vs 2/100). In the "battery" category, the OnePlus Ace 6 Ultra leads (82/100 vs 57/100). In the "value for money" category, the Vivo Y51 Pro leads (94/100 vs 72/100). In the "performance" category, the OnePlus Ace 6 Ultra significantly outperforms the Vivo Y51 Pro (76/100 vs 2/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the OnePlus Ace 6 Ultra is a bit better (31/100 vs 24/100). In the "battery" category, the OnePlus Ace 6 Ultra notably outperforms the Vivo Y51 Pro (82/100 vs 57/100). In the "design" category, the OnePlus Ace 6 Ultra and the Vivo Y51 Pro are nearly equal (28/100 vs 26/100). In the "value for money" category, the Vivo Y51 Pro notably outperforms the OnePlus Ace 6 Ultra (94/100 vs 72/100).
| Specification | OnePlus Ace 6 Ultra | Vivo Y51 Pro | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9500 | MediaTek Dimensity 7360 Turbo | |
| AnTuTu | 3429868 | 877641 | |
| Geekbench Single | 3228 | 1011 | |
| Geekbench Multi | 9553 | 2813 | |
| Display | 6.8" AMOLED | 6.8" IPS LCD | |
| Resolution | 1272x2772 | 720x1570 | |
| Refresh rate | 165 Hz | 120 Hz | |
| Battery | 8600 mAh | 7200 mAh | |
| Charging | 120W | 44W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 0 MP | |
| Front camera | 16 MP | 8 MP | |
| RAM | 12GB / 16GB | 8GB | |
| Storage | 256GB / 512GB / 1TB | 128GB / 256GB | |
| OS | Android 16 | Android 16 | |
| Brightness (peak) | 1800 nits | 1250 nits | |
| NFC | yes | no | |
| Protection | IP66 | IP68 | |
| Dimensions | 162.5×77.5×8.5 mm | 166.6×78.4×8.4 mm | |
| Weight | 217 g | 219 g | |
| Price | $555 | $230 |
OnePlus Ace 6 Ultra
- Main: 50MP f/f/1.8
- Ultrawide: 8MP
- Front: 16MP
Vivo Y51 Pro
- Main: 50MP f/2.0
- Front: 8MP
OnePlus Ace 6 Ultra
- 6.8" AMOLED
- Resolution: 1272x2772
- Refresh rate: 165 Hz
Vivo Y51 Pro
- 6.8" IPS LCD
- Resolution: 720x1570
- Refresh rate: 120 Hz
OnePlus Ace 6 Ultra
- 8600 mAh
- Wired: 120W
- No wireless charging
Vivo Y51 Pro
- 7200 mAh
- Wired: 44W
- No wireless charging
We compared OnePlus Ace 6 Ultra and Vivo Y51 Pro, covering their specs and all relevant benchmarks.
OnePlus Ace 6 Ultra leads Vivo Y51 Pro by 290.8% in our overall performance rating.
Price difference: $325. Vivo Y51 Pro is cheaper by $325.
performance
In the "performance" category, the OnePlus Ace 6 Ultra significantly outperforms the Vivo Y51 Pro (76/100 vs 2/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the OnePlus Ace 6 Ultra is a bit better (31/100 vs 24/100).
battery
In the "battery" category, the OnePlus Ace 6 Ultra notably outperforms the Vivo Y51 Pro (82/100 vs 57/100).
design
In the "design" category, the OnePlus Ace 6 Ultra and the Vivo Y51 Pro are nearly equal (28/100 vs 26/100).
value for money
In the "value for money" category, the Vivo Y51 Pro notably outperforms the OnePlus Ace 6 Ultra (94/100 vs 72/100).
Which is better: the OnePlus Ace 6 Ultra or the Vivo Y51 Pro?
The OnePlus Ace 6 Ultra significantly outperforms the Vivo Y51 Pro by 33 points (66/100 vs 33/100).
What is the rating of the OnePlus Ace 6 Ultra and the Vivo Y51 Pro?
The OnePlus Ace 6 Ultra has a MobileRank rating of 66/100, the Vivo Y51 Pro — 33/100.
Which has the better camera: the OnePlus Ace 6 Ultra or the Vivo Y51 Pro?
The OnePlus Ace 6 Ultra leads on camera score (31/100 vs 24/100).
Which is more powerful: the OnePlus Ace 6 Ultra or the Vivo Y51 Pro?
The OnePlus Ace 6 Ultra leads on performance (76/100 vs 2/100).
Should you choose the OnePlus Ace 6 Ultra over the Vivo Y51 Pro?
The OnePlus Ace 6 Ultra is a better fit for active users, those who care about battery life. The Vivo Y51 Pro is a better fit for budget-conscious buyers.