OPPO K15 Pro+ vs Xiaomi Mi 11 Ultra
The OPPO K15 Pro+ (2026) runs on the MediaTek Dimensity 9500s, while the Xiaomi Mi 11 Ultra (2021) runs on the Qualcomm Snapdragon 888. By overall MobileRank rating, the OPPO K15 Pro+ leads — 71/100 vs 68/100 (a 3-point difference). Key differences: the OPPO K15 Pro+ has the bigger battery (8000 mAh vs 5000); the OPPO K15 Pro+ is faster in AnTuTu (3,121,723 vs 1,037,544); the OPPO K15 Pro+ is noticeably lighter (219g vs 234g).
OPPO K15 Pro+
Xiaomi Mi 11 Ultra
- Higher AnTuTu: 3121723 vs 1037544
- Better Geekbench Single: 2680 vs 1488
- Better Geekbench Multi: 8358 vs 3373
- Bigger battery: 8000 vs 5000 mAh
- Faster charging: 100W vs 67W
- Higher refresh rate: 165Hz vs 120Hz
- Lighter: 219g vs 234g
- Higher performance (89/100 vs 62/100)
- Longer battery life (75/100 vs 68/100)
- Better display (94/100 vs 89/100)
- Better portability (44/100 vs 34/100)
- Better camera (73/100 vs 35/100)
Comparing the OPPO K15 Pro+ vs the Xiaomi Mi 11 Ultra, the OPPO K15 Pro+ scores 3 points higher (71/100 vs 68/100). In the "performance" category, the OPPO K15 Pro+ leads (89/100 vs 62/100). In the "camera" category, the Xiaomi Mi 11 Ultra leads (73/100 vs 35/100). In the "performance" category, the OPPO K15 Pro+ notably outperforms the Xiaomi Mi 11 Ultra (89/100 vs 62/100). In the "display" category, the OPPO K15 Pro+ is a bit better (94/100 vs 89/100). In the "camera" category, the Xiaomi Mi 11 Ultra significantly outperforms the OPPO K15 Pro+ (73/100 vs 35/100). In the "battery" category, the OPPO K15 Pro+ is a bit better (75/100 vs 68/100). In the "portability" category, the OPPO K15 Pro+ is a bit better (44/100 vs 34/100).
| Specification | OPPO K15 Pro+ | Xiaomi Mi 11 Ultra | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9500s | Qualcomm Snapdragon 888 | |
| AnTuTu | 3121723 | 1037544 | |
| Geekbench Single | 2680 | 1488 | |
| Geekbench Multi | 8358 | 3373 | |
| Display | 6.8" AMOLED | 6.8" AMOLED | |
| Resolution | 2772x1272 | 1440x3200 | |
| Refresh rate | 165 Hz | 120 Hz | |
| Battery | 8000 mAh | 5000 mAh | |
| Charging | 100W | 67W | |
| Wireless charging | 0W | 67W | |
| DXOMark (camera) | — | 141 | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 48 MP | |
| Telephoto | 0 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) | 1800 nits | 1700 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 162.4×77.5×8.3 mm | 164.3×74.6×8.4 mm | |
| Weight | 219 g | 234 g | |
| Launch price | $509 | — |
OPPO K15 Pro+
- Main: 50MP f/f/1.8
- Ultrawide: 8MP
- Front: 16MP
Xiaomi Mi 11 Ultra
- Main: 50MP f/f/2.0
- Ultrawide: 48MP
- Telephoto: 48MP
- Front: 20MP
OPPO K15 Pro+
- 6.8" AMOLED
- Resolution: 2772x1272
- Refresh rate: 165 Hz
Xiaomi Mi 11 Ultra
- 6.8" AMOLED
- Resolution: 1440x3200
- Refresh rate: 120 Hz
OPPO K15 Pro+
- 8000 mAh
- Wired: 100W
- No wireless charging
Xiaomi Mi 11 Ultra
- 5000 mAh
- Wired: 67W
- Wireless: 67W
We compared OPPO K15 Pro+ and Xiaomi Mi 11 Ultra, covering their specs and all relevant benchmarks.
OPPO K15 Pro+ leads Xiaomi Mi 11 Ultra by 200.9% in our overall performance rating.
Xiaomi Mi 11 Ultra
Price unknownperformance
In the "performance" category, the OPPO K15 Pro+ notably outperforms the Xiaomi Mi 11 Ultra (89/100 vs 62/100).
display
In the "display" category, the OPPO K15 Pro+ is a bit better (94/100 vs 89/100).
camera
In the "camera" category, the Xiaomi Mi 11 Ultra significantly outperforms the OPPO K15 Pro+ (73/100 vs 35/100).
battery
In the "battery" category, the OPPO K15 Pro+ is a bit better (75/100 vs 68/100).
portability
In the "portability" category, the OPPO K15 Pro+ is a bit better (44/100 vs 34/100).
Which is better: the OPPO K15 Pro+ or the Xiaomi Mi 11 Ultra?
The OPPO K15 Pro+ edges out the Xiaomi Mi 11 Ultra by just 3 points — the two devices are very close in overall level.
What is the rating of the OPPO K15 Pro+ and the Xiaomi Mi 11 Ultra?
The OPPO K15 Pro+ has a MobileRank rating of 71/100, the Xiaomi Mi 11 Ultra — 68/100.
Which has the better camera: the OPPO K15 Pro+ or the Xiaomi Mi 11 Ultra?
The Xiaomi Mi 11 Ultra leads on camera score (73/100 vs 35/100).
Which is more powerful: the OPPO K15 Pro+ or the Xiaomi Mi 11 Ultra?
The OPPO K15 Pro+ leads on performance (89/100 vs 62/100).
Should you choose the OPPO K15 Pro+ over the Xiaomi Mi 11 Ultra?
The OPPO K15 Pro+ is a better fit for gamers and power users, those who care about battery life. The Xiaomi Mi 11 Ultra is a better fit for active users.