OnePlus 15 vs Xiaomi 17 Ultra (China)
The OnePlus 15 (2025) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Xiaomi 17 Ultra (China) (2025) runs on the Snapdragon 8 Elite Gen 5; launch prices were $799 and $892. By overall MobileRank rating, the Xiaomi 17 Ultra (China) leads — 87/100 vs 86/100 (a 1-point difference). Key differences: the Xiaomi 17 Ultra (China) has the bigger battery (6800 mAh vs 6500); the Xiaomi 17 Ultra (China) is faster in AnTuTu (3,942,923 vs 3,621,671).
OnePlus 15
Xiaomi 17 Ultra (China)
- Faster charging: 120W vs 90W
- Lighter: 213g vs 224g
- Cheaper at launch: $799 vs $892
- Longer battery life (89/100 vs 83/100)
- Better display (84/100 vs 81/100)
- Better portability (50/100 vs 42/100)
- Higher AnTuTu: 3942923 vs 3621671
- Bigger battery: 6800 vs 6500 mAh
- Higher performance (98/100 vs 97/100)
- Better camera (87/100 vs 78/100)
Comparing the OnePlus 15 vs the Xiaomi 17 Ultra (China), the Xiaomi 17 Ultra (China) scores 1 points higher (87/100 vs 86/100). Value score: OnePlus 15 — 84/100, Xiaomi 17 Ultra (China) — 86/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Xiaomi 17 Ultra (China) and the OnePlus 15 are nearly equal (98/100 vs 97/100). In the "display" category, the OnePlus 15 and the Xiaomi 17 Ultra (China) are nearly equal (84/100 vs 81/100). In the "camera" category, the Xiaomi 17 Ultra (China) is a bit better (87/100 vs 78/100). In the "battery" category, the OnePlus 15 is a bit better (89/100 vs 83/100). In the "portability" category, the OnePlus 15 is a bit better (50/100 vs 42/100).
| Specification | OnePlus 15 | Xiaomi 17 Ultra (China) | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 3621671 | 3942923 | |
| Geekbench Single | 3640 | 3640 | |
| Geekbench Multi | 11033 | 11033 | |
| Display | 6.8" AMOLED | 6.9" LTPO AMOLED | |
| Resolution | 1272x2772 | 1200x2608 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 6500 mAh | 6800 mAh | |
| Charging | 120W | 90W | |
| Wireless charging | 50W | 50W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 50 MP | 50 MP | |
| Telephoto | 50 MP | 200 MP | |
| Front camera | 32 MP | 50 MP | |
| RAM | 12GB / 16GB | 12GB / 16GB | |
| Storage | 256GB / 512GB | 512GB / 1TB | |
| OS | Android 16, OxygenOS 16 (Global), ColorOS 16 (China) | Android 16 | |
| Brightness (peak) | 1800 nits | — | |
| NFC | yes | yes | |
| Protection | IP68 | IP68/IP69 | |
| Dimensions | 161.4×76.7×8.1 mm | 162.9×77.6×8.3 mm | |
| Weight | 213 g | 224 g | |
| Launch price | $799 | $892 |
OnePlus 15
- Main: 50MP
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Xiaomi 17 Ultra (China)
- Main: 50MP f/f/1.7
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 50MP
OnePlus 15
- 6.8" AMOLED
- Resolution: 1272x2772
- Refresh rate: 120 Hz
Xiaomi 17 Ultra (China)
- 6.9" LTPO AMOLED
- Resolution: 1200x2608
- Refresh rate: 120 Hz
OnePlus 15
- 6500 mAh
- Wired: 120W
- Wireless: 50W
Xiaomi 17 Ultra (China)
- 6800 mAh
- Wired: 90W
- Wireless: 50W
We compared OnePlus 15 and Xiaomi 17 Ultra (China), covering their specs and all relevant benchmarks.
Xiaomi 17 Ultra (China) leads OnePlus 15 by 8.1% in our overall performance rating.
Launch price difference: $93. OnePlus 15 was $93 cheaper at launch.
performance
In the "performance" category, the Xiaomi 17 Ultra (China) and the OnePlus 15 are nearly equal (98/100 vs 97/100).
display
In the "display" category, the OnePlus 15 and the Xiaomi 17 Ultra (China) are nearly equal (84/100 vs 81/100).
camera
In the "camera" category, the Xiaomi 17 Ultra (China) is a bit better (87/100 vs 78/100).
battery
In the "battery" category, the OnePlus 15 is a bit better (89/100 vs 83/100).
portability
In the "portability" category, the OnePlus 15 is a bit better (50/100 vs 42/100).
Which is better: the OnePlus 15 or the Xiaomi 17 Ultra (China)?
The Xiaomi 17 Ultra (China) edges out the OnePlus 15 by just 1 points — the two devices are very close in overall level.
What is the rating of the OnePlus 15 and the Xiaomi 17 Ultra (China)?
The OnePlus 15 has a MobileRank rating of 86/100, the Xiaomi 17 Ultra (China) — 87/100.
Which has the better camera: the OnePlus 15 or the Xiaomi 17 Ultra (China)?
The Xiaomi 17 Ultra (China) leads on camera score (87/100 vs 78/100).
Should you choose the OnePlus 15 over the Xiaomi 17 Ultra (China)?
The OnePlus 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The Xiaomi 17 Ultra (China) is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.