OPPO K15 vs Xiaomi 17 Ultra
46.7Performance87.6
53.6Display67.4
58.6Camera77
79.8Battery81
86.7Features100
3 spec wins — OPPO K157 spec wins — Xiaomi 17 Ultra
InnoReviews verdict
Xiaomi 17 Ultra wins this phone face-off, 81.4 to 61.1, pulling ahead mainly in performance (+41) and camera (+18). OPPO K15 still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the OPPO K15
- 33% higher capacity: 8,000 mAh vs 6,000 mAh
- 11% higher Pixel density: 460 ppi vs 416 ppi
Reasons to pick the Xiaomi 17 Ultra
- Stronger performance score: 88 vs 47
- Stronger display score: 67 vs 54
- Stronger camera score: 77 vs 59
- Stronger features score: 100 vs 87
- 192% higher Peak brightness: 3,500 nits vs 1,200 nits
Display
| Spec | OPPO K15 | Xiaomi 17 Ultra |
|---|---|---|
| Screen size | 6.59 ″ | 6.9 ″+5% |
| Panel type | AMOLED | LTPO AMOLED |
| Resolution | 2760x1256 | 1200x2608 |
| Pixel density | 460 ppi+11% | 416 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 1,200 nits | 3,500 nits+192% |
| Screen-to-body | 88.9 % | 92.3 %+4% |
Performance
| Spec | OPPO K15 | Xiaomi 17 Ultra |
|---|---|---|
| Chipset | Dimensity 7360 Super | Snapdragon 8 Elite Gen 5 |
| AnTuTu | — | 3,600,724Top 6% |
| AnTuTu 11 (CPU) | — | 1,032,276Top 6% |
| AnTuTu 11 (GPU) | — | 1,345,109Top 6% |
| AnTuTu 11 (Memory) | — | 495,988Top 2% |
| AnTuTu 11 (UX) | — | 727,351Top 6% |
| RAM (max) | 12 GB | 16 GB+33% |
| Storage options | 256GB | 512GB/1TB |
| Storage type | UFS 3.1 | UFS 4.1 |
Camera
| Spec | OPPO K15 | Xiaomi 17 Ultra |
|---|---|---|
| Main camera | 50 MP | 50 MP |
| Main aperture | f/1.8 | f/1.67 |
| Ultra-wide | 50 MP | 50 MP |
| Telephoto | — | 200 MP |
| Optical zoom | — | 4.3 x |
| Max video | 4K@30fps | 8K@30fps |
| Front camera | 50 MP | 50 MP |
| OIS | Yes | Yes |
Battery
| Spec | OPPO K15 | Xiaomi 17 Ultra |
|---|---|---|
| Capacity | 8,000 mAh+33% | 6,000 mAh |
| Wired charging | 80 W | 90 W+13% |
| Wireless charging | — | 50 W |
Design
| Spec | OPPO K15 | Xiaomi 17 Ultra |
|---|---|---|
| Weight | 205 g+6% | 219 g |
| Thickness | 8.3 mm | 8.3 mm |
| IP rating | IP68/IP69 | IP68/IP69 |
| Frame material | Aluminum | Aluminum |
Connectivity
| Spec | OPPO K15 | Xiaomi 17 Ultra |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 6 | Wi-Fi 7 |
| Bluetooth | 5.4 | 6.0 |
| NFC | Yes | Yes |
| USB | USB-C 2.0 | USB-C 3.2 |
| eSIM | No | Yes |
Software
| Spec | OPPO K15 | Xiaomi 17 Ultra |
|---|---|---|
| OS at launch | Android 16 (ColorOS 16) | Android 16 (HyperOS 3) |
Audio
| Spec | OPPO K15 | Xiaomi 17 Ultra |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | No | No |