OnePlus 15 vs Xiaomi Mi 11 Ultra
The OnePlus 15 (2025) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Xiaomi Mi 11 Ultra (2021) runs on the Qualcomm Snapdragon 888. By overall MobileRank rating, the OnePlus 15 leads — 86/100 vs 69/100 (a 17-point difference). Key differences: the OnePlus 15 has the bigger battery (6500 mAh vs 5000); the OnePlus 15 is faster in AnTuTu (3,606,149 vs 1,100,336); the OnePlus 15 is noticeably lighter (213g vs 234g).
Profile comparison
Category scores
OnePlus 15
Xiaomi Mi 11 Ultra
What makes OnePlus 15 better?
- Higher AnTuTu: 3606149 vs 1100336
- Better Geekbench Single: 3639 vs 1500
- Better Geekbench Multi: 11047 vs 3537
- Bigger battery: 6500 vs 5000 mAh
- Faster charging: 120W vs 67W
- Lighter: 213g vs 234g
- Higher performance (97/100 vs 64/100)
- Better camera (78/100 vs 73/100)
- Longer battery life (89/100 vs 68/100)
- Better portability (50/100 vs 34/100)
What makes Xiaomi Mi 11 Ultra better?
- Faster wireless charging: 67W vs 50W
- Better display (89/100 vs 84/100)
Comparison verdict
Comparing the OnePlus 15 vs the Xiaomi Mi 11 Ultra, the OnePlus 15 scores 17 points higher (86/100 vs 69/100). In the "performance" category, the OnePlus 15 leads (97/100 vs 64/100). In the "battery" category, the OnePlus 15 leads (89/100 vs 68/100). In the "performance" category, the OnePlus 15 significantly outperforms the Xiaomi Mi 11 Ultra (97/100 vs 64/100). In the "display" category, the Xiaomi Mi 11 Ultra is a bit better (89/100 vs 84/100). In the "camera" category, the OnePlus 15 is a bit better (78/100 vs 73/100). In the "battery" category, the OnePlus 15 notably outperforms the Xiaomi Mi 11 Ultra (89/100 vs 68/100). In the "portability" category, the OnePlus 15 notably outperforms the Xiaomi Mi 11 Ultra (50/100 vs 34/100).
Specs comparison
| Specification | OnePlus 15 | Xiaomi Mi 11 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 888 | |
| AnTuTu | 3606149 | 1100336 | |
| Geekbench Single | 3639 | 1500 | |
| Geekbench Multi | 11047 | 3537 | |
| Display | 6.8" AMOLED | 6.8" AMOLED | |
| Resolution | 1272x2772 | 1440x3200 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 6500 mAh | 5000 mAh | |
| Charging | 120W | 67W | |
| Wireless charging | 50W | 67W | |
| DXOMark (camera) | — | 141 | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 50 MP | 48 MP | |
| Telephoto | 50 MP | 48 MP | |
| Front camera | 32 MP | 20 MP | |
| RAM | 12GB / 16GB | 8GB / 12GB | |
| Storage | 256GB / 512GB | 256GB / 512GB | |
| OS | Android 16, OxygenOS 16 (Global), ColorOS 16 (China) | Android 11, MIUI 12.5 | |
| Brightness (peak) | 1800 nits | 1700 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 161.4×76.7×8.1 mm | 164.3×74.6×8.4 mm | |
| Weight | 213 g | 234 g | |
| Launch price | $799 | — |
Camera comparison
OnePlus 15
- Main: 50MP f/1.8
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Xiaomi Mi 11 Ultra
- Main: 50MP f/2.0
- Ultrawide: 48MP
- Telephoto: 48MP
- Front: 20MP
Display comparison
OnePlus 15
- 6.8" AMOLED
- Resolution: 1272x2772
- Refresh rate: 120 Hz
Xiaomi Mi 11 Ultra
- 6.8" AMOLED
- Resolution: 1440x3200
- Refresh rate: 120 Hz
Battery and charging
OnePlus 15
- 6500 mAh
- Wired: 120W
- Wireless: 50W
Xiaomi Mi 11 Ultra
- 5000 mAh
- Wired: 67W
- Wireless: 67W
Overall performance score
We compared OnePlus 15 and Xiaomi Mi 11 Ultra, covering their specs and all relevant benchmarks.
OnePlus 15 leads Xiaomi Mi 11 Ultra by 227.7% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Xiaomi Mi 11 Ultra
Price unknownDetailed category analysis
performance
In the "performance" category, the OnePlus 15 significantly outperforms the Xiaomi Mi 11 Ultra (97/100 vs 64/100).
display
In the "display" category, the Xiaomi Mi 11 Ultra is a bit better (89/100 vs 84/100).
camera
In the "camera" category, the OnePlus 15 is a bit better (78/100 vs 73/100).
battery
In the "battery" category, the OnePlus 15 notably outperforms the Xiaomi Mi 11 Ultra (89/100 vs 68/100).
portability
In the "portability" category, the OnePlus 15 notably outperforms the Xiaomi Mi 11 Ultra (50/100 vs 34/100).
Frequently asked questions
Which is better: the OnePlus 15 or the Xiaomi Mi 11 Ultra?
The OnePlus 15 is noticeably better than the Xiaomi Mi 11 Ultra — the overall rating gap is 17 points.
What is the rating of the OnePlus 15 and the Xiaomi Mi 11 Ultra?
The OnePlus 15 has a MobileRank rating of 86/100, the Xiaomi Mi 11 Ultra — 69/100.
Which has the better camera: the OnePlus 15 or the Xiaomi Mi 11 Ultra?
The OnePlus 15 leads on camera score (78/100 vs 73/100).
Which is more powerful: the OnePlus 15 or the Xiaomi Mi 11 Ultra?
The OnePlus 15 leads on performance (97/100 vs 64/100).
Should you choose the OnePlus 15 over the Xiaomi Mi 11 Ultra?
The OnePlus 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The Xiaomi Mi 11 Ultra is a better fit for active users.