OnePlus Ace 6 Ultra vs Redmi K70 Ultra
The OnePlus Ace 6 Ultra (2026) runs on the MediaTek Dimensity 9500, while the Redmi K70 Ultra (2024) runs on the MediaTek Dimensity 9300+; estimated prices are $555 and $375. By overall MobileRank rating, the OnePlus Ace 6 Ultra leads — 66/100 vs 54/100 (a 12-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 2,384,849).
OnePlus Ace 6 Ultra
Redmi K70 Ultra
- Higher AnTuTu: 3429868 vs 2384849
- Better Geekbench Single: 3228 vs 2250
- Better Geekbench Multi: 9553 vs 7315
- Bigger battery: 8600 vs 5500 mAh
- Higher refresh rate: 165Hz vs 144Hz
- Higher performance (76/100 vs 46/100)
- Longer battery life (82/100 vs 68/100)
- Lighter: 213g vs 217g
- Cheaper: $375 vs $555
- Better camera (32/100 vs 31/100)
- Better design/ergonomics (33/100 vs 28/100)
- Better value for money (84/100 vs 72/100)
Comparing the OnePlus Ace 6 Ultra vs the Redmi K70 Ultra, the OnePlus Ace 6 Ultra scores 12 points higher (66/100 vs 54/100). In the "performance" category, the OnePlus Ace 6 Ultra leads (76/100 vs 46/100). In the "battery" category, the OnePlus Ace 6 Ultra leads (82/100 vs 68/100). In the "value for money" category, the Redmi K70 Ultra leads (84/100 vs 72/100). In the "performance" category, the OnePlus Ace 6 Ultra significantly outperforms the Redmi K70 Ultra (76/100 vs 46/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Redmi K70 Ultra and the OnePlus Ace 6 Ultra are nearly equal (32/100 vs 31/100). In the "battery" category, the OnePlus Ace 6 Ultra is a bit better (82/100 vs 68/100). In the "design" category, the Redmi K70 Ultra is a bit better (33/100 vs 28/100). In the "value for money" category, the Redmi K70 Ultra is a bit better (84/100 vs 72/100).
| Specification | OnePlus Ace 6 Ultra | Redmi K70 Ultra | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9500 | MediaTek Dimensity 9300+ | |
| AnTuTu | 3429868 | 2384849 | |
| Geekbench Single | 3228 | 2250 | |
| Geekbench Multi | 9553 | 7315 | |
| Display | 6.8" AMOLED | 6.7" OLED | |
| Resolution | 1272x2772 | 1220x2712 | |
| Refresh rate | 165 Hz | 144 Hz | |
| Battery | 8600 mAh | 5500 mAh | |
| Charging | 120W | 120W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 8 MP | |
| Front camera | 16 MP | 20 MP | |
| RAM | 12GB / 16GB | 12GB / 16GB / 24GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB / 1TB | |
| OS | Android 16 | Android 14 | |
| Brightness (peak) | 1800 nits | 4000 nits | |
| NFC | yes | yes | |
| Protection | IP66 | IP68 | |
| Dimensions | 162.5×77.5×8.5 mm | 160.4×75.1×8.4 mm | |
| Weight | 217 g | 213 g | |
| Price | $555 | $375 |
OnePlus Ace 6 Ultra
- Main: 50MP f/f/1.8
- Ultrawide: 8MP
- Front: 16MP
Redmi K70 Ultra
- Main: 50MP f/f/1.7
- Ultrawide: 8MP
- Front: 20MP
OnePlus Ace 6 Ultra
- 6.8" AMOLED
- Resolution: 1272x2772
- Refresh rate: 165 Hz
Redmi K70 Ultra
- 6.7" OLED
- Resolution: 1220x2712
- Refresh rate: 144 Hz
OnePlus Ace 6 Ultra
- 8600 mAh
- Wired: 120W
- No wireless charging
Redmi K70 Ultra
- 5500 mAh
- Wired: 120W
- No wireless charging
We compared OnePlus Ace 6 Ultra and Redmi K70 Ultra, covering their specs and all relevant benchmarks.
OnePlus Ace 6 Ultra leads Redmi K70 Ultra by 43.8% in our overall performance rating.
Price difference: $180. Redmi K70 Ultra is cheaper by $180.
performance
In the "performance" category, the OnePlus Ace 6 Ultra significantly outperforms the Redmi K70 Ultra (76/100 vs 46/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the Redmi K70 Ultra and the OnePlus Ace 6 Ultra are nearly equal (32/100 vs 31/100).
battery
In the "battery" category, the OnePlus Ace 6 Ultra is a bit better (82/100 vs 68/100).
design
In the "design" category, the Redmi K70 Ultra is a bit better (33/100 vs 28/100).
value for money
In the "value for money" category, the Redmi K70 Ultra is a bit better (84/100 vs 72/100).
Which is better: the OnePlus Ace 6 Ultra or the Redmi K70 Ultra?
The OnePlus Ace 6 Ultra is noticeably better than the Redmi K70 Ultra — the overall rating gap is 12 points.
What is the rating of the OnePlus Ace 6 Ultra and the Redmi K70 Ultra?
The OnePlus Ace 6 Ultra has a MobileRank rating of 66/100, the Redmi K70 Ultra — 54/100.
Which is more powerful: the OnePlus Ace 6 Ultra or the Redmi K70 Ultra?
The OnePlus Ace 6 Ultra leads on performance (76/100 vs 46/100).
Should you choose the OnePlus Ace 6 Ultra over the Redmi K70 Ultra?
The OnePlus Ace 6 Ultra is a better fit for active users, those who care about battery life. The Redmi K70 Ultra is a better fit for budget-conscious buyers.