OPPO Find X8s vs REDMI K90 Ultra
64.4Performance64.4
53.6Display78.7
66.5Camera43.4
76.4Battery83.2
86.7Features86.7
5 spec wins — OPPO Find X8s5 spec wins — REDMI K90 Ultra
InnoReviews verdict
REDMI K90 Ultra wins this phone face-off, 69.1 to 67.3, pulling ahead mainly in display (+25) and battery (+7). OPPO Find X8s still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the OPPO Find X8s
- Stronger camera score: 67 vs 43
- 525% higher ultra-wide: 50 MP vs 8 MP
- 60% higher Front camera: 32 MP vs 20 MP
- 21% lower weight: 179 g vs 227 g
Reasons to pick the REDMI K90 Ultra
- Stronger display score: 79 vs 54
- Stronger battery score: 83 vs 76
- 119% higher Peak brightness: 3,500 nits vs 1,600 nits
- 50% higher capacity: 8,550 mAh vs 5,700 mAh
- 38% higher Refresh rate: 165 Hz vs 120 Hz
Display
| Spec | OPPO Find X8s | REDMI K90 Ultra |
|---|---|---|
| Screen size | 6.32 ″ | 6.83 ″+8% |
| Panel type | AMOLED | AMOLED |
| Resolution | 2640x1216 | 1280x2772 |
| Pixel density | 460 ppi+3% | 447 ppi |
| Refresh rate | 120 Hz | 165 Hz+38% |
| Peak brightness | 1,600 nits | 3,500 nits+119% |
| Screen-to-body | — | 90.3 % |
Performance
| Spec | OPPO Find X8s | REDMI K90 Ultra |
|---|---|---|
| Chipset | MediaTek Dimensity 9400+ | Snapdragon 8 Elite |
| RAM (max) | 16 GB | 16 GB |
| Storage options | 256GB / 512GB / 1TB | 256/512GB |
| Storage type | UFS 4.1 | UFS 4.1 |
Camera
| Spec | OPPO Find X8s | REDMI K90 Ultra |
|---|---|---|
| Main camera | 50 MP | 50 MP |
| Main aperture | f/1.8 | f/1.7 |
| Ultra-wide | 50 MP+525% | 8 MP |
| Telephoto | 50 MP | — |
| Optical zoom | 3.5 x | — |
| Max video | 4K@60fps | 8K@30fps |
| Front camera | 32 MP+60% | 20 MP |
| OIS | Yes | Yes |
Battery
| Spec | OPPO Find X8s | REDMI K90 Ultra |
|---|---|---|
| Capacity | 5,700 mAh | 8,550 mAh+50% |
| Wired charging | 80 W | 100 W+25% |
| Wireless charging | 50 W | — |
Design
| Spec | OPPO Find X8s | REDMI K90 Ultra |
|---|---|---|
| Weight | 179 g+21% | 227 g |
| Thickness | 7.7 mm+6% | 8.2 mm |
| IP rating | IP68/IP69 | IP68/IP69 |
| Frame material | Aluminum | Aluminum |
Connectivity
| Spec | OPPO Find X8s | REDMI K90 Ultra |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 7 | Wi-Fi 7 |
| Bluetooth | 5.4 | 5.4 |
| NFC | Yes | Yes |
| USB | USB-C | USB-C |
| eSIM | — | No |
Software
| Spec | OPPO Find X8s | REDMI K90 Ultra |
|---|---|---|
| OS at launch | Android 15 (ColorOS 15) | Android 16 (HyperOS 3) |
Audio
| Spec | OPPO Find X8s | REDMI K90 Ultra |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | No | No |