OPPO K15 vs Xiaomi 18 Pro Max
46.7Performance64.4
53.6Display69.8
58.6Camera83.6
79.8Battery92
86.7Features86.7
3 spec wins — OPPO K157 spec wins — Xiaomi 18 Pro Max
InnoReviews verdict
Xiaomi 18 Pro Max wins this phone face-off, 77.1 to 61.1, pulling ahead mainly in camera (+25) and performance (+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
- 13% lower weight: 205 g vs 235 g
- 10% higher Pixel density: 460 ppi vs 418 ppi
Reasons to pick the Xiaomi 18 Pro Max
- Stronger performance score: 64 vs 47
- Stronger display score: 70 vs 54
- Stronger camera score: 84 vs 59
- Stronger battery score: 92 vs 80
- 300% higher Main camera: 200 MP vs 50 MP
Display
| Spec | OPPO K15 | Xiaomi 18 Pro Max |
|---|---|---|
| Screen size | 6.59 ″ | 6.9 ″+5% |
| Panel type | AMOLED | LTPO AMOLED |
| Resolution | 2760x1256 | 1208x2624 |
| Pixel density | 460 ppi+10% | 418 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 1,200 nits | 4,000 nits+233% |
| Screen-to-body | 88.9 % | 91.6 %+3% |
Performance
| Spec | OPPO K15 | Xiaomi 18 Pro Max |
|---|---|---|
| Chipset | Dimensity 7360 Super | Snapdragon 8 Elite Extreme Gen 6 |
| RAM (max) | 12 GB | 16 GB+33% |
| Storage options | 256GB | 256/512GB/1TB |
| Storage type | UFS 3.1 | UFS 4.1 |
Camera
| Spec | OPPO K15 | Xiaomi 18 Pro Max |
|---|---|---|
| Main camera | 50 MP | 200 MP+300% |
| Main aperture | f/1.8 | f/1.7 |
| Ultra-wide | 50 MP | 50 MP |
| Telephoto | — | 200 MP |
| Optical zoom | — | 3.2 x |
| Max video | 4K@30fps | 8K@30fps |
| Front camera | 50 MP | 50 MP |
| OIS | Yes | Yes |
Battery
| Spec | OPPO K15 | Xiaomi 18 Pro Max |
|---|---|---|
| Capacity | 8,000 mAh | 8,500 mAh+6% |
| Wired charging | 80 W | 100 W+25% |
| Wireless charging | — | 50 W |
Design
| Spec | OPPO K15 | Xiaomi 18 Pro Max |
|---|---|---|
| Weight | 205 g+13% | 235 g |
| Thickness | 8.3 mm+1% | 8.4 mm |
| IP rating | IP68/IP69 | IP66/IP68/IP69 |
| Frame material | Aluminum | Aluminum |
Connectivity
| Spec | OPPO K15 | Xiaomi 18 Pro Max |
|---|---|---|
| 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 | No |
Software
| Spec | OPPO K15 | Xiaomi 18 Pro Max |
|---|---|---|
| OS at launch | Android 16 (ColorOS 16) | Android 17 (HyperOS 4) |
Audio
| Spec | OPPO K15 | Xiaomi 18 Pro Max |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | No | No |