OnePlus 15s vs Xiaomi 17 Ultra (China)
The OnePlus 15s (2026) 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 $700 and $892. By overall MobileRank rating, the Xiaomi 17 Ultra (China) leads — 87/100 vs 83/100 (a 4-point difference). Key differences: the OnePlus 15s has the bigger battery (7500 mAh vs 6800); the OnePlus 15s is noticeably lighter (195g vs 224g).
Profile comparison
Category scores
OnePlus 15s
Xiaomi 17 Ultra (China)
What makes OnePlus 15s better?
- Bigger battery: 7500 vs 6800 mAh
- Faster charging: 100W vs 90W
- Higher refresh rate: 165Hz vs 120Hz
- Lighter: 195g vs 224g
- Cheaper at launch: $700 vs $892
- Longer battery life (89/100 vs 83/100)
- Better display (95/100 vs 81/100)
- Better portability (64/100 vs 42/100)
What makes Xiaomi 17 Ultra (China) better?
- Better camera (87/100 vs 53/100)
Comparison verdict
Comparing the OnePlus 15s vs the Xiaomi 17 Ultra (China), the Xiaomi 17 Ultra (China) scores 4 points higher (87/100 vs 83/100). In the "camera" category, the Xiaomi 17 Ultra (China) leads (87/100 vs 53/100). Value score: OnePlus 15s — 80/100, Xiaomi 17 Ultra (China) — 88/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. In the "performance" category, both devices are on the same level — 98/100. In the "display" category, the OnePlus 15s is a bit better (95/100 vs 81/100). In the "camera" category, the Xiaomi 17 Ultra (China) significantly outperforms the OnePlus 15s (87/100 vs 53/100). In the "battery" category, the OnePlus 15s is a bit better (89/100 vs 83/100). In the "portability" category, the OnePlus 15s notably outperforms the Xiaomi 17 Ultra (China) (64/100 vs 42/100).
Specs comparison
| Specification | OnePlus 15s | Xiaomi 17 Ultra (China) | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 3950082 | 3950082 | |
| Geekbench Single | 3639 | 3639 | |
| Geekbench Multi | 11047 | 11047 | |
| Display | 6.3" AMOLED | 6.9" LTPO AMOLED | |
| Resolution | 2640x1216 | 1200x2608 | |
| Refresh rate | 165 Hz | 120 Hz | |
| Battery | 7500 mAh | 6800 mAh | |
| Charging | 100W | 90W | |
| Wireless charging | 50W | 50W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 50 MP | 200 MP | |
| Front camera | 16 MP | 50 MP | |
| RAM | 12GB | 12GB / 16GB | |
| Storage | 256GB / 512GB | 512GB / 1TB | |
| OS | Android 16 | Android 16 | |
| NFC | — | yes | |
| Protection | — | IP68/IP69 | |
| Dimensions | — | 162.9×77.6×8.3 mm | |
| Weight | 195 g | 224 g | |
| Launch price | $700 | $892 |
Camera comparison
OnePlus 15s
- Main: 50MP f/1.8
- Telephoto: 50MP
- Front: 16MP
Xiaomi 17 Ultra (China)
- Main: 50MP f/1.7
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 50MP
Display comparison
OnePlus 15s
- 6.3" AMOLED
- Resolution: 2640x1216
- Refresh rate: 165 Hz
Xiaomi 17 Ultra (China)
- 6.9" LTPO AMOLED
- Resolution: 1200x2608
- Refresh rate: 120 Hz
Battery and charging
OnePlus 15s
- 7500 mAh
- Wired: 100W
- Wireless: 50W
Xiaomi 17 Ultra (China)
- 6800 mAh
- Wired: 90W
- Wireless: 50W
Overall performance score
We compared OnePlus 15s and Xiaomi 17 Ultra (China), covering their specs and all relevant benchmarks.
Equal performance based on benchmark results.
Benchmarks
Launch prices and where to check today's
Launch price difference: $192. OnePlus 15s was $192 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, both devices are on the same level — 98/100.
display
In the "display" category, the OnePlus 15s is a bit better (95/100 vs 81/100).
camera
In the "camera" category, the Xiaomi 17 Ultra (China) significantly outperforms the OnePlus 15s (87/100 vs 53/100).
battery
In the "battery" category, the OnePlus 15s is a bit better (89/100 vs 83/100).
portability
In the "portability" category, the OnePlus 15s notably outperforms the Xiaomi 17 Ultra (China) (64/100 vs 42/100).
Frequently asked questions
Which is better: the OnePlus 15s or the Xiaomi 17 Ultra (China)?
The Xiaomi 17 Ultra (China) edges out the OnePlus 15s by just 4 points — the two devices are very close in overall level.
What is the rating of the OnePlus 15s and the Xiaomi 17 Ultra (China)?
The OnePlus 15s has a MobileRank rating of 83/100, the Xiaomi 17 Ultra (China) — 87/100.
Which has the better camera: the OnePlus 15s or the Xiaomi 17 Ultra (China)?
The Xiaomi 17 Ultra (China) leads on camera score (87/100 vs 53/100).
Should you choose the OnePlus 15s over the Xiaomi 17 Ultra (China)?
The OnePlus 15s 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.