OnePlus 15 vs Xiaomi 13 Ultra
The OnePlus 15 (2025) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Xiaomi 13 Ultra (2023) runs on the Qualcomm Snapdragon 8 Gen 2; launch prices were $799 and $900. By overall MobileRank rating, the OnePlus 15 leads — 86/100 vs 74/100 (a 12-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 1,796,720); the OnePlus 15 is thinner (8.1mm vs 9.1mm).
Profile comparison
Category scores
OnePlus 15
Xiaomi 13 Ultra
What makes OnePlus 15 better?
- Higher AnTuTu: 3606149 vs 1796720
- Better Geekbench Single: 3639 vs 2004
- Better Geekbench Multi: 11047 vs 5311
- Bigger battery: 6500 vs 5000 mAh
- Faster charging: 120W vs 90W
- Lighter: 213g vs 227g
- Cheaper at launch: $799 vs $900
- Higher performance (97/100 vs 76/100)
- Better camera (78/100 vs 73/100)
- Longer battery life (89/100 vs 73/100)
- Better portability (50/100 vs 31/100)
What makes Xiaomi 13 Ultra better?
- Better display (90/100 vs 84/100)
Comparison verdict
Comparing the OnePlus 15 vs the Xiaomi 13 Ultra, the OnePlus 15 scores 12 points higher (86/100 vs 74/100). In the "performance" category, the OnePlus 15 leads (97/100 vs 76/100). In the "battery" category, the OnePlus 15 leads (89/100 vs 73/100). Value score: OnePlus 15 — 86/100, Xiaomi 13 Ultra — 60/100; 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, the OnePlus 15 notably outperforms the Xiaomi 13 Ultra (97/100 vs 76/100). In the "display" category, the Xiaomi 13 Ultra is a bit better (90/100 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 13 Ultra (89/100 vs 73/100). In the "portability" category, the OnePlus 15 notably outperforms the Xiaomi 13 Ultra (50/100 vs 31/100).
Specs comparison
| Specification | OnePlus 15 | Xiaomi 13 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 8 Gen 2 | |
| AnTuTu | 3606149 | 1796720 | |
| Geekbench Single | 3639 | 2004 | |
| Geekbench Multi | 11047 | 5311 | |
| Display | 6.8" AMOLED | 6.7" AMOLED | |
| Resolution | 1272x2772 | 3200x1440 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 6500 mAh | 5000 mAh | |
| Charging | 120W | 90W | |
| Wireless charging | 50W | 50W | |
| DXOMark (camera) | — | 140 | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 50 MP | 50 MP | |
| Telephoto | 50 MP | 50 MP | |
| Front camera | 32 MP | 32 MP | |
| RAM | 12GB / 16GB | 12GB / 16GB | |
| Storage | 256GB / 512GB | 256GB / 512GB | |
| OS | Android 16, OxygenOS 16 (Global), ColorOS 16 (China) | Android 13 | |
| Brightness (peak) | 1800 nits | 2600 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 161.4×76.7×8.1 mm | 163.2×74.6×9.1 mm | |
| Weight | 213 g | 227 g | |
| Launch price | $799 | $900 |
Camera comparison
OnePlus 15
- Main: 50MP f/1.8
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Xiaomi 13 Ultra
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Display comparison
OnePlus 15
- 6.8" AMOLED
- Resolution: 1272x2772
- Refresh rate: 120 Hz
Xiaomi 13 Ultra
- 6.7" AMOLED
- Resolution: 3200x1440
- Refresh rate: 120 Hz
Battery and charging
OnePlus 15
- 6500 mAh
- Wired: 120W
- Wireless: 50W
Xiaomi 13 Ultra
- 5000 mAh
- Wired: 90W
- Wireless: 50W
Overall performance score
We compared OnePlus 15 and Xiaomi 13 Ultra, covering their specs and all relevant benchmarks.
OnePlus 15 leads Xiaomi 13 Ultra by 100.7% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $101. OnePlus 15 was $101 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the OnePlus 15 notably outperforms the Xiaomi 13 Ultra (97/100 vs 76/100).
display
In the "display" category, the Xiaomi 13 Ultra is a bit better (90/100 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 13 Ultra (89/100 vs 73/100).
portability
In the "portability" category, the OnePlus 15 notably outperforms the Xiaomi 13 Ultra (50/100 vs 31/100).
Frequently asked questions
Which is better: the OnePlus 15 or the Xiaomi 13 Ultra?
The OnePlus 15 is noticeably better than the Xiaomi 13 Ultra — the overall rating gap is 12 points.
What is the rating of the OnePlus 15 and the Xiaomi 13 Ultra?
The OnePlus 15 has a MobileRank rating of 86/100, the Xiaomi 13 Ultra — 74/100.
Which has the better camera: the OnePlus 15 or the Xiaomi 13 Ultra?
The OnePlus 15 leads on camera score (78/100 vs 73/100).
Which is more powerful: the OnePlus 15 or the Xiaomi 13 Ultra?
The OnePlus 15 leads on performance (97/100 vs 76/100).
Should you choose the OnePlus 15 over the Xiaomi 13 Ultra?
The OnePlus 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The Xiaomi 13 Ultra is a better fit for active users.