OnePlus 15 vs Xiaomi 15 Ultra
92.9Performance79.1
68Display69.1
66.5Camera73.2
94.7Battery79
78.7Features78.7
9 spec wins — OnePlus 155 spec wins — Xiaomi 15 Ultra
InnoReviews verdict
OnePlus 15 wins this phone face-off, 81.6 to 75.9, pulling ahead mainly in battery (+16) and performance (+14). Xiaomi 15 Ultra still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the OnePlus 15
- Stronger performance score: 93 vs 79
- Stronger battery score: 95 vs 79
- 38% higher Refresh rate: 165 Hz vs 120 Hz
- 38% higher AnTuTu 10: 3,646,161 vs 2,650,000
- 35% higher capacity: 7,300 mAh vs 5,410 mAh
- Lower launch price: $899 vs $1,499
Reasons to pick the Xiaomi 15 Ultra
- Stronger camera score: 73 vs 67
- 300% higher telephoto: 200 MP vs 50 MP
- 78% higher Peak brightness: 3,200 nits vs 1,800 nits
- 60% higher Wireless charging: 80 W vs 50 W
- 23% higher Optical zoom: 4.3 x vs 3.5 x
Display
| Spec | OnePlus 15 | Xiaomi 15 Ultra |
|---|---|---|
| Screen size | 6.78 ″+1% | 6.73 ″ |
| Panel type | LTPO AMOLED | LTPO AMOLED |
| Resolution | 2772x1272 | 1440x3200 |
| Pixel density | 450 ppi | 522 ppi+16% |
| Refresh rate | 165 Hz+38% | 120 Hz |
| Peak brightness | 1,800 nits | 3,200 nits+78% |
| Screen-to-body | — | 90 % |
| AnTuTu 10 (CPU) | 1,084,061Top 4% | — |
| AnTuTu 10 (GPU) | 1,342,827Top 7% | — |
| AnTuTu 10 (Memory) | 425,901Top 4% | — |
| AnTuTu 10 (UX) | 793,372Top 4% | — |
Performance
| Spec | OnePlus 15 | Xiaomi 15 Ultra |
|---|---|---|
| Chipset | Snapdragon 8 Elite Gen 5 | Snapdragon 8 Elite |
| AnTuTu 10 | 3,646,161+38%Top 1% | 2,650,000Top 4% |
| Geekbench 6 (single) | 3,850+26%Top 1% | 3,050Top 7% |
| Geekbench 6 (multi) | 11,900+24%Top 1% | 9,600Top 5% |
| RAM (max) | 16 GB | 16 GB |
| Storage options | 256GB / 512GB / 1TB | 256/512GB/1TB |
| Storage type | UFS 4.1 | UFS 4.1 |
Camera
| Spec | OnePlus 15 | Xiaomi 15 Ultra |
|---|---|---|
| Main camera | 50 MP | 50 MP |
| Main aperture | f/1.8 | f/1.63 |
| Ultra-wide | 50 MP | 50 MP |
| Telephoto | 50 MP | 200 MP+300% |
| Optical zoom | 3.5 x | 4.3 x+23% |
| Max video | 8K@30fps | 8K@30fps |
| Front camera | 32 MP | 32 MP |
| OIS | Yes | Yes |
Battery
| Spec | OnePlus 15 | Xiaomi 15 Ultra |
|---|---|---|
| Capacity | 7,300 mAh+35% | 5,410 mAh |
| Wired charging | 120 W+33% | 90 W |
| Wireless charging | 50 W | 80 W+60% |
| Active use endurance | — | 12 h |
Design
| Spec | OnePlus 15 | Xiaomi 15 Ultra |
|---|---|---|
| Weight | 211 g+7% | 226 g |
| Thickness | 8.2 mm+12% | 9.4 mm |
| IP rating | IP69 | IP68 |
| Frame material | Aluminum | Aluminum |
Connectivity
| Spec | OnePlus 15 | Xiaomi 15 Ultra |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 7 | Wi-Fi 7 |
| Bluetooth | 6.0 | 6.0 |
| NFC | Yes | Yes |
| USB | USB-C 3.2 | USB-C 3.2 |
| eSIM | Yes | Yes |
Software
| Spec | OnePlus 15 | Xiaomi 15 Ultra |
|---|---|---|
| OS at launch | Android 16 (OxygenOS 16) | Android 15 (HyperOS 2) |
| OS update pledge | 4 years | 4 years |
Audio
| Spec | OnePlus 15 | Xiaomi 15 Ultra |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | No | No |