OnePlus Ace 5 vs Xiaomi 15 Ultra
The OnePlus Ace 5 (2024) runs on the Qualcomm Snapdragon 8 Gen 3, while the Xiaomi 15 Ultra (2025) runs on the Qualcomm Snapdragon 8 Elite. By overall MobileRank rating, the Xiaomi 15 Ultra leads — 85/100 vs 66/100 (a 19-point difference). Key differences: the OnePlus Ace 5 has the bigger battery (6415 mAh vs 6000); the Xiaomi 15 Ultra is faster in AnTuTu (3,030,376 vs 2,224,490); the OnePlus Ace 5 is noticeably lighter (206g vs 225g).
OnePlus Ace 5
Xiaomi 15 Ultra
- Bigger battery: 6415 vs 6000 mAh
- Lighter: 206g vs 225g
- Better portability (54/100 vs 29/100)
- Higher AnTuTu: 3030376 vs 2224490
- Better Geekbench Single: 3050 vs 2205
- Better Geekbench Multi: 10200 vs 7192
- Faster charging: 90W vs 80W
- Higher performance (92/100 vs 82/100)
- Better camera (87/100 vs 35/100)
- Longer battery life (80/100 vs 65/100)
- Better display (90/100 vs 84/100)
Comparing the OnePlus Ace 5 vs the Xiaomi 15 Ultra, the Xiaomi 15 Ultra scores 19 points higher (85/100 vs 66/100). In the "performance" category, the Xiaomi 15 Ultra leads (92/100 vs 82/100). In the "camera" category, the Xiaomi 15 Ultra leads (87/100 vs 35/100). In the "battery" category, the Xiaomi 15 Ultra leads (80/100 vs 65/100). In the "performance" category, the Xiaomi 15 Ultra is a bit better (92/100 vs 82/100). In the "display" category, the Xiaomi 15 Ultra is a bit better (90/100 vs 84/100). In the "camera" category, the Xiaomi 15 Ultra significantly outperforms the OnePlus Ace 5 (87/100 vs 35/100). In the "battery" category, the Xiaomi 15 Ultra notably outperforms the OnePlus Ace 5 (80/100 vs 65/100). In the "portability" category, the OnePlus Ace 5 notably outperforms the Xiaomi 15 Ultra (54/100 vs 29/100).
| Specification | OnePlus Ace 5 | Xiaomi 15 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Gen 3 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 2224490 | 3030376 | |
| Geekbench Single | 2205 | 3050 | |
| Geekbench Multi | 7192 | 10200 | |
| Display | 6.8" LTPO AMOLED | 6.7" LTPO AMOLED | |
| Resolution | 1264x2780 | 3200x1440 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 6415 mAh | 6000 mAh | |
| Charging | 80W | 90W | |
| Wireless charging | 0W | 50W | |
| DXOMark (camera) | — | 159 | |
| 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 | 16GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB / 1TB | |
| OS | Android 15, ColorOS 15 | Android 15 / HyperOS 2 | |
| Brightness (peak) | 4500 nits | 3200 nits | |
| NFC | yes | yes | |
| Protection | IP65 | IP68 | |
| Dimensions | 161.7×75.8×8.1 mm | 161.3×75.3×9.4 mm | |
| Weight | 206 g | 225 g | |
| Launch price | — | $999 |
OnePlus Ace 5
- Main: 50MP f/f/1.8
- Ultrawide: 8MP
- Front: 16MP
Xiaomi 15 Ultra
- Main: 50MP f/f/1.63
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
OnePlus Ace 5
- 6.8" LTPO AMOLED
- Resolution: 1264x2780
- Refresh rate: 120 Hz
Xiaomi 15 Ultra
- 6.7" LTPO AMOLED
- Resolution: 3200x1440
- Refresh rate: 120 Hz
OnePlus Ace 5
- 6415 mAh
- Wired: 80W
- No wireless charging
Xiaomi 15 Ultra
- 6000 mAh
- NanoReview test: web browsing 12:19 hrs, total 30:03 hrs
- Wired: 90W
- Wireless: 50W
We compared OnePlus Ace 5 and Xiaomi 15 Ultra, covering their specs and all relevant benchmarks.
Xiaomi 15 Ultra leads OnePlus Ace 5 by 26.6% in our overall performance rating.
OnePlus Ace 5
Price unknownperformance
In the "performance" category, the Xiaomi 15 Ultra is a bit better (92/100 vs 82/100).
display
In the "display" category, the Xiaomi 15 Ultra is a bit better (90/100 vs 84/100).
camera
In the "camera" category, the Xiaomi 15 Ultra significantly outperforms the OnePlus Ace 5 (87/100 vs 35/100).
battery
In the "battery" category, the Xiaomi 15 Ultra notably outperforms the OnePlus Ace 5 (80/100 vs 65/100).
portability
In the "portability" category, the OnePlus Ace 5 notably outperforms the Xiaomi 15 Ultra (54/100 vs 29/100).
Which is better: the OnePlus Ace 5 or the Xiaomi 15 Ultra?
The Xiaomi 15 Ultra is noticeably better than the OnePlus Ace 5 — the overall rating gap is 19 points.
What is the rating of the OnePlus Ace 5 and the Xiaomi 15 Ultra?
The OnePlus Ace 5 has a MobileRank rating of 66/100, the Xiaomi 15 Ultra — 85/100.
Which has the better camera: the OnePlus Ace 5 or the Xiaomi 15 Ultra?
The Xiaomi 15 Ultra leads on camera score (87/100 vs 35/100).
Which is more powerful: the OnePlus Ace 5 or the Xiaomi 15 Ultra?
The Xiaomi 15 Ultra leads on performance (92/100 vs 82/100).
Should you choose the OnePlus Ace 5 over the Xiaomi 15 Ultra?
The OnePlus Ace 5 is a better fit for gamers and power users. The Xiaomi 15 Ultra is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.