OnePlus Ace 6 vs Vivo iQOO 15 Ultra
The OnePlus Ace 6 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Vivo iQOO 15 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5; estimated prices are $399 and $799. By overall MobileRank rating, the Vivo iQOO 15 Ultra leads — 84/100 vs 65/100 (a 19-point difference). Key differences: the OnePlus Ace 6 has the bigger battery (7800 mAh vs 7400); the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 3,391,399).
OnePlus Ace 6
Vivo iQOO 15 Ultra
- Bigger battery: 7800 vs 7400 mAh
- Higher refresh rate: 165Hz vs 144Hz
- Lighter: 213g vs 227g
- Cheaper: $399 vs $799
- Better design/ergonomics (33/100 vs 16/100)
- Better value for money (82/100 vs 55/100)
- Higher AnTuTu: 4602290 vs 3391399
- Better Geekbench Single: 3640 vs 3050
- Better Geekbench Multi: 11033 vs 9300
- Higher performance (97/100 vs 73/100)
- Better camera (74/100 vs 31/100)
- Longer battery life (86/100 vs 79/100)
Comparing the OnePlus Ace 6 vs the Vivo iQOO 15 Ultra, the Vivo iQOO 15 Ultra scores 19 points higher (84/100 vs 65/100). In the "performance" category, the Vivo iQOO 15 Ultra leads (97/100 vs 73/100). In the "camera" category, the Vivo iQOO 15 Ultra leads (74/100 vs 31/100). In the "value for money" category, the OnePlus Ace 6 leads (82/100 vs 55/100). In the "performance" category, the Vivo iQOO 15 Ultra notably outperforms the OnePlus Ace 6 (97/100 vs 73/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the OnePlus Ace 6 (74/100 vs 31/100). In the "battery" category, the Vivo iQOO 15 Ultra is a bit better (86/100 vs 79/100). In the "design" category, the OnePlus Ace 6 notably outperforms the Vivo iQOO 15 Ultra (33/100 vs 16/100). In the "value for money" category, the OnePlus Ace 6 notably outperforms the Vivo iQOO 15 Ultra (82/100 vs 55/100).
| Specification | OnePlus Ace 6 | Vivo iQOO 15 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 3391399 | 4602290 | |
| Geekbench Single | 3050 | 3640 | |
| Geekbench Multi | 9300 | 11033 | |
| Display | 6.8" OLED | 6.8" LTPO AMOLED | |
| Resolution | 2800x1272 | 1440x3168 | |
| Refresh rate | 165 Hz | 144 Hz | |
| Battery | 7800 mAh | 7400 mAh | |
| Charging | 120W | 120W | |
| Wireless charging | 0W | 50W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 16 MP | 32 MP | |
| RAM | 12GB / 16GB | 12GB / 16GB / 24GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB / 1TB | |
| OS | Android 15 | Android 16 | |
| Brightness (peak) | 1800 nits | 8000 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 163.4×77.0×8.3 mm | 163.7×76.8×8.7 mm | |
| Weight | 213 g | 227 g | |
| Price | $399 | $799 |
OnePlus Ace 6
- Main: 50MP f/f/1.8
- Ultrawide: 8MP
- Front: 16MP
Vivo iQOO 15 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
OnePlus Ace 6
- 6.8" OLED
- Resolution: 2800x1272
- Refresh rate: 165 Hz
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
OnePlus Ace 6
- 7800 mAh
- Wired: 120W
- No wireless charging
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
We compared OnePlus Ace 6 and Vivo iQOO 15 Ultra, covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads OnePlus Ace 6 by 26.3% in our overall performance rating.
Price difference: $400. OnePlus Ace 6 is cheaper by $400.
performance
In the "performance" category, the Vivo iQOO 15 Ultra notably outperforms the OnePlus Ace 6 (97/100 vs 73/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the OnePlus Ace 6 (74/100 vs 31/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra is a bit better (86/100 vs 79/100).
design
In the "design" category, the OnePlus Ace 6 notably outperforms the Vivo iQOO 15 Ultra (33/100 vs 16/100).
value for money
In the "value for money" category, the OnePlus Ace 6 notably outperforms the Vivo iQOO 15 Ultra (82/100 vs 55/100).
Which is better: the OnePlus Ace 6 or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra is noticeably better than the OnePlus Ace 6 — the overall rating gap is 19 points.
What is the rating of the OnePlus Ace 6 and the Vivo iQOO 15 Ultra?
The OnePlus Ace 6 has a MobileRank rating of 65/100, the Vivo iQOO 15 Ultra — 84/100.
Which has the better camera: the OnePlus Ace 6 or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on camera score (74/100 vs 31/100).
Which is more powerful: the OnePlus Ace 6 or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on performance (97/100 vs 73/100).
Should you choose the OnePlus Ace 6 over the Vivo iQOO 15 Ultra?
The OnePlus Ace 6 is a better fit for active users, those who care about battery life, budget-conscious buyers. The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life.