OnePlus 12 vs Xiaomi 15 Ultra
63.5Performance79.1
75.5Display69.1
66Camera73.2
77.5Battery79
70.7Features78.7
5 spec wins — OnePlus 1212 spec wins — Xiaomi 15 Ultra
InnoReviews verdict
Xiaomi 15 Ultra wins this phone face-off, 75.9 to 69.9, pulling ahead mainly in performance (+16) and features (+8). OnePlus 12 still makes sense if its price or standout specs fit your needs better.
Key differences
Reasons to pick the OnePlus 12
- Stronger display score: 76 vs 69
- 41% higher Peak brightness: 4,500 nits vs 3,200 nits
- Lower launch price: $800 vs $1,499
Reasons to pick the Xiaomi 15 Ultra
- Stronger performance score: 79 vs 64
- Stronger camera score: 73 vs 66
- Stronger features score: 79 vs 71
- 213% higher telephoto: 200 MP vs 64 MP
- 60% higher Wireless charging: 80 W vs 50 W
Display
| Spec | OnePlus 12 | Xiaomi 15 Ultra |
|---|---|---|
| Screen size | 6.82 ″+1% | 6.73 ″ |
| Panel type | LTPO AMOLED | LTPO AMOLED |
| Resolution | 1440x3168 | 1440x3200 |
| Pixel density | 510 ppi | 522 ppi+2% |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 4,500 nits+41% | 3,200 nits |
| Screen-to-body | 89.6 % | 90 % |
Performance
| Spec | OnePlus 12 | Xiaomi 15 Ultra |
|---|---|---|
| Chipset | Snapdragon 8 Gen 3 | Snapdragon 8 Elite |
| AnTuTu 10 | 1,850,000 | 2,650,000+43% |
| Geekbench 6 (single) | 2,260 | 3,050+35% |
| Geekbench 6 (multi) | 7,100 | 9,600+35% |
| RAM (max) | 16 GB | 16 GB |
| Storage options | 256/512GB | 256/512GB/1TB |
| Storage type | UFS 4.0 | UFS 4.1 |
Camera
| Spec | OnePlus 12 | Xiaomi 15 Ultra |
|---|---|---|
| Main camera | 50 MP | 50 MP |
| Main aperture | f/1.6 | f/1.63 |
| Ultra-wide | 48 MP | 50 MP+4% |
| Telephoto | 64 MP | 200 MP+213% |
| Optical zoom | 3 x | 4.3 x+43% |
| Max video | 8K@24fps | 8K@30fps |
| Front camera | 32 MP | 32 MP |
| OIS | Yes | Yes |
Battery
| Spec | OnePlus 12 | Xiaomi 15 Ultra |
|---|---|---|
| Capacity | 5,400 mAh | 5,410 mAh |
| Wired charging | 80 W | 90 W+13% |
| Wireless charging | 50 W | 80 W+60% |
| Active use endurance | 13 h+8% | 12 h |
Design
| Spec | OnePlus 12 | Xiaomi 15 Ultra |
|---|---|---|
| Weight | 220 g+3% | 226 g |
| Thickness | 9.2 mm+2% | 9.4 mm |
| IP rating | IP65 | IP68 |
| Frame material | Aluminum | Aluminum |
Connectivity
| Spec | OnePlus 12 | Xiaomi 15 Ultra |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 7 | Wi-Fi 7 |
| Bluetooth | 5.4 | 6.0 |
| NFC | Yes | Yes |
| USB | USB-C 3.2 | USB-C 3.2 |
| eSIM | No | Yes |
Software
| Spec | OnePlus 12 | Xiaomi 15 Ultra |
|---|---|---|
| OS at launch | Android 14 (OxygenOS 14) | Android 15 (HyperOS 2) |
| OS update pledge | 4 years | 4 years |
Audio
| Spec | OnePlus 12 | Xiaomi 15 Ultra |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | No | No |