OnePlus 15s vs Xiaomi Mi 11 Ultra
The OnePlus 15s (2026) 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 15s leads — 83/100 vs 69/100 (a 14-point difference). Key differences: the OnePlus 15s has the bigger battery (7500 mAh vs 5000); the OnePlus 15s is faster in AnTuTu (3,950,082 vs 1,100,336); the OnePlus 15s is noticeably lighter (195g vs 234g).
Profile comparison
Category scores
OnePlus 15s
Xiaomi Mi 11 Ultra
What makes OnePlus 15s better?
- Higher AnTuTu: 3950082 vs 1100336
- Better Geekbench Single: 3639 vs 1500
- Better Geekbench Multi: 11047 vs 3537
- Bigger battery: 7500 vs 5000 mAh
- Faster charging: 100W vs 67W
- Higher refresh rate: 165Hz vs 120Hz
- Lighter: 195g vs 234g
- Higher performance (98/100 vs 64/100)
- Longer battery life (89/100 vs 68/100)
- Better display (95/100 vs 89/100)
- Better portability (64/100 vs 34/100)
What makes Xiaomi Mi 11 Ultra better?
- Faster wireless charging: 67W vs 50W
- Better camera (73/100 vs 53/100)
Comparison verdict
Comparing the OnePlus 15s vs the Xiaomi Mi 11 Ultra, the OnePlus 15s scores 14 points higher (83/100 vs 69/100). In the "performance" category, the OnePlus 15s leads (98/100 vs 64/100). In the "camera" category, the Xiaomi Mi 11 Ultra leads (73/100 vs 53/100). In the "battery" category, the OnePlus 15s leads (89/100 vs 68/100). In the "performance" category, the OnePlus 15s significantly outperforms the Xiaomi Mi 11 Ultra (98/100 vs 64/100). In the "display" category, the OnePlus 15s is a bit better (95/100 vs 89/100). In the "camera" category, the Xiaomi Mi 11 Ultra notably outperforms the OnePlus 15s (73/100 vs 53/100). In the "battery" category, the OnePlus 15s notably outperforms the Xiaomi Mi 11 Ultra (89/100 vs 68/100). In the "portability" category, the OnePlus 15s significantly outperforms the Xiaomi Mi 11 Ultra (64/100 vs 34/100).
Specs comparison
| Specification | OnePlus 15s | Xiaomi Mi 11 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 888 | |
| AnTuTu | 3950082 | 1100336 | |
| Geekbench Single | 3639 | 1500 | |
| Geekbench Multi | 11047 | 3537 | |
| Display | 6.3" AMOLED | 6.8" AMOLED | |
| Resolution | 2640x1216 | 1440x3200 | |
| Refresh rate | 165 Hz | 120 Hz | |
| Battery | 7500 mAh | 5000 mAh | |
| Charging | 100W | 67W | |
| Wireless charging | 50W | 67W | |
| DXOMark (camera) | — | 141 | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 0 MP | 48 MP | |
| Telephoto | 50 MP | 48 MP | |
| Front camera | 16 MP | 20 MP | |
| RAM | 12GB | 8GB / 12GB | |
| Storage | 256GB / 512GB | 256GB / 512GB | |
| OS | Android 16 | Android 11, MIUI 12.5 | |
| Brightness (peak) | — | 1700 nits | |
| NFC | — | yes | |
| Protection | — | IP68 | |
| Dimensions | — | 164.3×74.6×8.4 mm | |
| Weight | 195 g | 234 g | |
| Launch price | $700 | — |
Camera comparison
OnePlus 15s
- Main: 50MP f/1.8
- Telephoto: 50MP
- Front: 16MP
Xiaomi Mi 11 Ultra
- Main: 50MP f/2.0
- Ultrawide: 48MP
- Telephoto: 48MP
- Front: 20MP
Display comparison
OnePlus 15s
- 6.3" AMOLED
- Resolution: 2640x1216
- Refresh rate: 165 Hz
Xiaomi Mi 11 Ultra
- 6.8" AMOLED
- Resolution: 1440x3200
- Refresh rate: 120 Hz
Battery and charging
OnePlus 15s
- 7500 mAh
- Wired: 100W
- Wireless: 50W
Xiaomi Mi 11 Ultra
- 5000 mAh
- Wired: 67W
- Wireless: 67W
Overall performance score
We compared OnePlus 15s and Xiaomi Mi 11 Ultra, covering their specs and all relevant benchmarks.
OnePlus 15s leads Xiaomi Mi 11 Ultra by 259.0% 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 15s significantly outperforms the Xiaomi Mi 11 Ultra (98/100 vs 64/100).
display
In the "display" category, the OnePlus 15s is a bit better (95/100 vs 89/100).
camera
In the "camera" category, the Xiaomi Mi 11 Ultra notably outperforms the OnePlus 15s (73/100 vs 53/100).
battery
In the "battery" category, the OnePlus 15s notably outperforms the Xiaomi Mi 11 Ultra (89/100 vs 68/100).
portability
In the "portability" category, the OnePlus 15s significantly outperforms the Xiaomi Mi 11 Ultra (64/100 vs 34/100).
Frequently asked questions
Which is better: the OnePlus 15s or the Xiaomi Mi 11 Ultra?
The OnePlus 15s is noticeably better than the Xiaomi Mi 11 Ultra — the overall rating gap is 14 points.
What is the rating of the OnePlus 15s and the Xiaomi Mi 11 Ultra?
The OnePlus 15s has a MobileRank rating of 83/100, the Xiaomi Mi 11 Ultra — 69/100.
Which has the better camera: the OnePlus 15s or the Xiaomi Mi 11 Ultra?
The Xiaomi Mi 11 Ultra leads on camera score (73/100 vs 53/100).
Which is more powerful: the OnePlus 15s or the Xiaomi Mi 11 Ultra?
The OnePlus 15s leads on performance (98/100 vs 64/100).
Should you choose the OnePlus 15s over the Xiaomi Mi 11 Ultra?
The OnePlus 15s 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.