OnePlus Ace 6 Ultra vs Xiaomi 12S Pro
The OnePlus Ace 6 Ultra (2026) runs on the MediaTek Dimensity 9500, while the Xiaomi 12S Pro (2022) runs on the Qualcomm Snapdragon 8+ Gen 1. Both devices score the same overall rating of 74/100. Key differences: the OnePlus Ace 6 Ultra has the bigger battery (8600 mAh vs 4600); the OnePlus Ace 6 Ultra is faster in AnTuTu (3,429,868 vs 1,425,446).
OnePlus Ace 6 Ultra
Xiaomi 12S Pro
- Higher AnTuTu: 3429868 vs 1425446
- Better Geekbench Single: 3228 vs 1761
- Better Geekbench Multi: 9553 vs 4688
- Bigger battery: 8600 vs 4600 mAh
- Higher refresh rate: 165Hz vs 120Hz
- Higher performance (93/100 vs 71/100)
- Longer battery life (82/100 vs 71/100)
- Better display (94/100 vs 90/100)
- Lighter: 203g vs 217g
- Better camera (78/100 vs 35/100)
- Better portability (55/100 vs 43/100)
The OnePlus Ace 6 Ultra and the Xiaomi 12S Pro received the same MobileRank rating — 74/100. In the "performance" category, the OnePlus Ace 6 Ultra leads (93/100 vs 71/100). In the "camera" category, the Xiaomi 12S Pro leads (78/100 vs 35/100). In the "battery" category, the OnePlus Ace 6 Ultra leads (82/100 vs 71/100). In the "performance" category, the OnePlus Ace 6 Ultra notably outperforms the Xiaomi 12S Pro (93/100 vs 71/100). In the "display" category, the OnePlus Ace 6 Ultra and the Xiaomi 12S Pro are nearly equal (94/100 vs 90/100). In the "camera" category, the Xiaomi 12S Pro significantly outperforms the OnePlus Ace 6 Ultra (78/100 vs 35/100). In the "battery" category, the OnePlus Ace 6 Ultra is a bit better (82/100 vs 71/100). In the "portability" category, the Xiaomi 12S Pro is a bit better (55/100 vs 43/100).
| Specification | OnePlus Ace 6 Ultra | Xiaomi 12S Pro | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9500 | Qualcomm Snapdragon 8+ Gen 1 | |
| AnTuTu | 3429868 | 1425446 | |
| Geekbench Single | 3228 | 1761 | |
| Geekbench Multi | 9553 | 4688 | |
| Display | 6.8" AMOLED | 6.7" LTPO AMOLED | |
| Resolution | 1272x2772 | 1440x3200 | |
| Refresh rate | 165 Hz | 120 Hz | |
| Battery | 8600 mAh | 4600 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 | 8GB / 12GB | |
| Storage | 256GB / 512GB / 1TB | 128GB / 256GB / 512GB | |
| OS | Android 16 | Android 12, MIUI 13 | |
| Brightness (peak) | 1800 nits | 1500 nits | |
| NFC | yes | yes | |
| Protection | IP66 | — | |
| Dimensions | 162.5×77.5×8.5 mm | 163.6×74.6×8.2 mm | |
| Weight | 217 g | 203 g | |
| Launch price | $555 | — |
OnePlus Ace 6 Ultra
- Main: 50MP f/f/1.8
- Ultrawide: 8MP
- Front: 16MP
Xiaomi 12S Pro
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
OnePlus Ace 6 Ultra
- 6.8" AMOLED
- Resolution: 1272x2772
- Refresh rate: 165 Hz
Xiaomi 12S Pro
- 6.7" LTPO AMOLED
- Resolution: 1440x3200
- Refresh rate: 120 Hz
OnePlus Ace 6 Ultra
- 8600 mAh
- Wired: 120W
- No wireless charging
Xiaomi 12S Pro
- 4600 mAh
- Wired: 120W
- Wireless: 50W
We compared OnePlus Ace 6 Ultra and Xiaomi 12S Pro, covering their specs and all relevant benchmarks.
OnePlus Ace 6 Ultra leads Xiaomi 12S Pro by 140.6% in our overall performance rating.
Xiaomi 12S Pro
Price unknownperformance
In the "performance" category, the OnePlus Ace 6 Ultra notably outperforms the Xiaomi 12S Pro (93/100 vs 71/100).
display
In the "display" category, the OnePlus Ace 6 Ultra and the Xiaomi 12S Pro are nearly equal (94/100 vs 90/100).
camera
In the "camera" category, the Xiaomi 12S Pro significantly outperforms the OnePlus Ace 6 Ultra (78/100 vs 35/100).
battery
In the "battery" category, the OnePlus Ace 6 Ultra is a bit better (82/100 vs 71/100).
portability
In the "portability" category, the Xiaomi 12S Pro is a bit better (55/100 vs 43/100).
Which is better: the OnePlus Ace 6 Ultra or the Xiaomi 12S Pro?
Both devices scored 74/100. The choice depends on your priorities: if performance matters more — go with the OnePlus Ace 6 Ultra.
What is the rating of the OnePlus Ace 6 Ultra and the Xiaomi 12S Pro?
The OnePlus Ace 6 Ultra has a MobileRank rating of 74/100, the Xiaomi 12S Pro — 74/100.
Which has the better camera: the OnePlus Ace 6 Ultra or the Xiaomi 12S Pro?
The Xiaomi 12S Pro leads on camera score (78/100 vs 35/100).
Which is more powerful: the OnePlus Ace 6 Ultra or the Xiaomi 12S Pro?
The OnePlus Ace 6 Ultra leads on performance (93/100 vs 71/100).
Should you choose the OnePlus Ace 6 Ultra over the Xiaomi 12S Pro?
The OnePlus Ace 6 Ultra is a better fit for gamers and power users, those who care about battery life. The Xiaomi 12S Pro is a better fit for active users.