OnePlus Ace 5 Ultra vs Poco X8 Pro Max
The OnePlus Ace 5 Ultra (2025) runs on the MediaTek Dimensity 9400+, while the Poco X8 Pro Max (2026) runs on the MediaTek Dimensity 9500; estimated prices are $350 and $469. By overall MobileRank rating, the Poco X8 Pro Max leads — 62/100 vs 60/100 (a 2-point difference). Key differences: the Poco X8 Pro Max has the bigger battery (8500 mAh vs 6700); the OnePlus Ace 5 Ultra is faster in AnTuTu (2,948,304 vs 2,629,444).
OnePlus Ace 5 Ultra
Poco X8 Pro Max
- Higher AnTuTu: 2948304 vs 2629444
- Higher refresh rate: 144Hz vs 120Hz
- Lighter: 206g vs 218g
- Cheaper: $350 vs $469
- Better design/ergonomics (42/100 vs 27/100)
- Better value for money (86/100 vs 78/100)
- Better Geekbench Single: 3228 vs 2729
- Better Geekbench Multi: 9553 vs 8430
- Bigger battery: 8500 vs 6700 mAh
- Higher performance (65/100 vs 62/100)
- Better camera (32/100 vs 31/100)
- Longer battery life (77/100 vs 68/100)
Comparing the OnePlus Ace 5 Ultra vs the Poco X8 Pro Max, the Poco X8 Pro Max scores 2 points higher (62/100 vs 60/100). In the "performance" category, the Poco X8 Pro Max and the OnePlus Ace 5 Ultra are nearly equal (65/100 vs 62/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Poco X8 Pro Max and the OnePlus Ace 5 Ultra are nearly equal (32/100 vs 31/100). In the "battery" category, the Poco X8 Pro Max is a bit better (77/100 vs 68/100). In the "design" category, the OnePlus Ace 5 Ultra notably outperforms the Poco X8 Pro Max (42/100 vs 27/100). In the "value for money" category, the OnePlus Ace 5 Ultra is a bit better (86/100 vs 78/100).
| Specification | OnePlus Ace 5 Ultra | Poco X8 Pro Max | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9400+ | MediaTek Dimensity 9500 | |
| AnTuTu | 2948304 | 2629444 | |
| Geekbench Single | 2729 | 3228 | |
| Geekbench Multi | 8430 | 9553 | |
| Display | 6.8" AMOLED | 6.8" AMOLED | |
| Resolution | 1272x2800 | 2772x1280 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 6700 mAh | 8500 mAh | |
| Charging | 100W | 100W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 8 MP | |
| Front camera | 16 MP | 20 MP | |
| RAM | 12GB / 16GB | 12GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB | |
| OS | Android 15, ColorOS 15 | Android 16 | |
| Brightness (peak) | 1400 nits | 3500 nits | |
| NFC | yes | yes | |
| Protection | IP65 | IP68 | |
| Dimensions | 163.4×77.0×8.1 mm | 162.9×77.9×8.2 mm | |
| Weight | 206 g | 218 g | |
| Price | $350 | $469 |
OnePlus Ace 5 Ultra
- Main: 50MP f/f/1.8
- Ultrawide: 8MP
- Front: 16MP
Poco X8 Pro Max
- Main: 50MP f/f/1.5
- Ultrawide: 8MP
- Front: 20MP
OnePlus Ace 5 Ultra
- 6.8" AMOLED
- Resolution: 1272x2800
- Refresh rate: 144 Hz
Poco X8 Pro Max
- 6.8" AMOLED
- Resolution: 2772x1280
- Refresh rate: 120 Hz
OnePlus Ace 5 Ultra
- 6700 mAh
- Wired: 100W
- No wireless charging
Poco X8 Pro Max
- 8500 mAh
- Wired: 100W
- No wireless charging
We compared OnePlus Ace 5 Ultra and Poco X8 Pro Max, covering their specs and all relevant benchmarks.
OnePlus Ace 5 Ultra leads Poco X8 Pro Max by 12.1% in our overall performance rating.
Price difference: $119. OnePlus Ace 5 Ultra is cheaper by $119.
performance
In the "performance" category, the Poco X8 Pro Max and the OnePlus Ace 5 Ultra are nearly equal (65/100 vs 62/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the Poco X8 Pro Max and the OnePlus Ace 5 Ultra are nearly equal (32/100 vs 31/100).
battery
In the "battery" category, the Poco X8 Pro Max is a bit better (77/100 vs 68/100).
design
In the "design" category, the OnePlus Ace 5 Ultra notably outperforms the Poco X8 Pro Max (42/100 vs 27/100).
value for money
In the "value for money" category, the OnePlus Ace 5 Ultra is a bit better (86/100 vs 78/100).
Which is better: the OnePlus Ace 5 Ultra or the Poco X8 Pro Max?
The Poco X8 Pro Max edges out the OnePlus Ace 5 Ultra by just 2 points — the two devices are very close in overall level.
What is the rating of the OnePlus Ace 5 Ultra and the Poco X8 Pro Max?
The OnePlus Ace 5 Ultra has a MobileRank rating of 60/100, the Poco X8 Pro Max — 62/100.
Should you choose the OnePlus Ace 5 Ultra over the Poco X8 Pro Max?
The OnePlus Ace 5 Ultra is a better fit for active users, budget-conscious buyers. The Poco X8 Pro Max is a better fit for active users, those who care about battery life, budget-conscious buyers.