ASUS Asus Zenfone 12 Ultra vs OnePlus Ace 6 Ultra
The ASUS Asus Zenfone 12 Ultra (2025) runs on the Qualcomm Snapdragon 8 Elite, while the OnePlus Ace 6 Ultra (2026) runs on the MediaTek Dimensity 9500. By overall MobileRank rating, the OnePlus Ace 6 Ultra leads — 66/100 vs 62/100 (a 4-point difference). Key differences: the OnePlus Ace 6 Ultra has the bigger battery (8600 mAh vs 5500); the OnePlus Ace 6 Ultra is faster in AnTuTu (3,429,868 vs 2,760,000).
ASUS Asus Zenfone 12 Ultra
OnePlus Ace 6 Ultra
- Better camera (52/100 vs 31/100)
- Higher AnTuTu: 3429868 vs 2760000
- Better Geekbench Single: 3228 vs 3050
- Better Geekbench Multi: 9553 vs 9300
- Bigger battery: 8600 vs 5500 mAh
- Faster charging: 120W vs 65W
- Higher refresh rate: 165Hz vs 144Hz
- Lighter: 217g vs 220g
- Higher performance (76/100 vs 65/100)
- Longer battery life (82/100 vs 57/100)
- Better design/ergonomics (28/100 vs 25/100)
- Better value for money (72/100 vs 55/100)
Comparing the ASUS Asus Zenfone 12 Ultra vs the OnePlus Ace 6 Ultra, the OnePlus Ace 6 Ultra scores 4 points higher (66/100 vs 62/100). In the "performance" category, the OnePlus Ace 6 Ultra leads (76/100 vs 65/100). In the "camera" category, the ASUS Asus Zenfone 12 Ultra leads (52/100 vs 31/100). In the "battery" category, the OnePlus Ace 6 Ultra leads (82/100 vs 57/100). In the "value for money" category, the OnePlus Ace 6 Ultra leads (72/100 vs 55/100). In the "performance" category, the OnePlus Ace 6 Ultra is a bit better (76/100 vs 65/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the ASUS Asus Zenfone 12 Ultra notably outperforms the OnePlus Ace 6 Ultra (52/100 vs 31/100). In the "battery" category, the OnePlus Ace 6 Ultra notably outperforms the ASUS Asus Zenfone 12 Ultra (82/100 vs 57/100). In the "design" category, the OnePlus Ace 6 Ultra and the ASUS Asus Zenfone 12 Ultra are nearly equal (28/100 vs 25/100). In the "value for money" category, the OnePlus Ace 6 Ultra notably outperforms the ASUS Asus Zenfone 12 Ultra (72/100 vs 55/100).
| Specification | ASUS Asus Zenfone 12 Ultra | OnePlus Ace 6 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | MediaTek Dimensity 9500 | |
| AnTuTu | 2760000 | 3429868 | |
| Geekbench Single | 3050 | 3228 | |
| Geekbench Multi | 9300 | 9553 | |
| Display | 6.8" LTPO AMOLED | 6.8" AMOLED | |
| Resolution | 1080x2400 | 1272x2772 | |
| Refresh rate | 144 Hz | 165 Hz | |
| Battery | 5500 mAh | 8600 mAh | |
| Charging | 65W | 120W | |
| Wireless charging | 15W | 0W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 13 MP | 8 MP | |
| Telephoto | 32 MP | 0 MP | |
| Front camera | 32 MP | 16 MP | |
| RAM | 12GB / 16GB | 12GB / 16GB | |
| Storage | 256GB / 512GB | 256GB / 512GB / 1TB | |
| OS | Android 15, up to 2 major Android upgrades | Android 16 | |
| Brightness (peak) | 2500 nits | 1800 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP66 | |
| Dimensions | 163.8×77.0×8.9 mm | 162.5×77.5×8.5 mm | |
| Weight | 220 g | 217 g | |
| Price | — | $555 |
ASUS Asus Zenfone 12 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 13MP
- Telephoto: 32MP
- Front: 32MP
OnePlus Ace 6 Ultra
- Main: 50MP f/f/1.8
- Ultrawide: 8MP
- Front: 16MP
ASUS Asus Zenfone 12 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1080x2400
- Refresh rate: 144 Hz
OnePlus Ace 6 Ultra
- 6.8" AMOLED
- Resolution: 1272x2772
- Refresh rate: 165 Hz
ASUS Asus Zenfone 12 Ultra
- 5500 mAh
- Wired: 65W
- Wireless: 15W
OnePlus Ace 6 Ultra
- 8600 mAh
- Wired: 120W
- No wireless charging
We compared ASUS Asus Zenfone 12 Ultra and OnePlus Ace 6 Ultra, covering their specs and all relevant benchmarks.
OnePlus Ace 6 Ultra leads ASUS Asus Zenfone 12 Ultra by 19.5% in our overall performance rating.
ASUS Asus Zenfone 12 Ultra
Price unknownperformance
In the "performance" category, the OnePlus Ace 6 Ultra is a bit better (76/100 vs 65/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the ASUS Asus Zenfone 12 Ultra notably outperforms the OnePlus Ace 6 Ultra (52/100 vs 31/100).
battery
In the "battery" category, the OnePlus Ace 6 Ultra notably outperforms the ASUS Asus Zenfone 12 Ultra (82/100 vs 57/100).
design
In the "design" category, the OnePlus Ace 6 Ultra and the ASUS Asus Zenfone 12 Ultra are nearly equal (28/100 vs 25/100).
value for money
In the "value for money" category, the OnePlus Ace 6 Ultra notably outperforms the ASUS Asus Zenfone 12 Ultra (72/100 vs 55/100).
Which is better: the ASUS Asus Zenfone 12 Ultra or the OnePlus Ace 6 Ultra?
The OnePlus Ace 6 Ultra edges out the ASUS Asus Zenfone 12 Ultra by just 4 points — the two devices are very close in overall level.
What is the rating of the ASUS Asus Zenfone 12 Ultra and the OnePlus Ace 6 Ultra?
The ASUS Asus Zenfone 12 Ultra has a MobileRank rating of 62/100, the OnePlus Ace 6 Ultra — 66/100.
Which has the better camera: the ASUS Asus Zenfone 12 Ultra or the OnePlus Ace 6 Ultra?
The ASUS Asus Zenfone 12 Ultra leads on camera score (52/100 vs 31/100).
Which is more powerful: the ASUS Asus Zenfone 12 Ultra or the OnePlus Ace 6 Ultra?
The OnePlus Ace 6 Ultra leads on performance (76/100 vs 65/100).
Should you choose the ASUS Asus Zenfone 12 Ultra over the OnePlus Ace 6 Ultra?
The ASUS Asus Zenfone 12 Ultra is a better fit for active users. The OnePlus Ace 6 Ultra is a better fit for active users, those who care about battery life.