OPPO Find X9 vs REDMI K90 Ultra
64.4Performance64.4
72.7Display78.7
65.5Camera43.4
88.7Battery83.2
84Features86.7
8 spec wins — OPPO Find X94 spec wins — REDMI K90 Ultra
InnoReviews verdict
OPPO Find X9 wins this phone face-off, 73.1 to 69.1, pulling ahead mainly in camera (+22) and battery (+6). REDMI K90 Ultra 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 X9
- Stronger camera score: 66 vs 43
- Stronger battery score: 89 vs 83
- 525% higher ultra-wide: 50 MP vs 8 MP
- 60% higher Front camera: 32 MP vs 20 MP
- 11% lower weight: 203 g vs 227 g
Reasons to pick the REDMI K90 Ultra
- Stronger display score: 79 vs 73
- 38% higher Refresh rate: 165 Hz vs 120 Hz
- 25% higher Wired charging: 100 W vs 80 W
- 22% higher capacity: 8,550 mAh vs 7,025 mAh
Display
| Spec | OPPO Find X9 | REDMI K90 Ultra |
|---|---|---|
| Screen size | 6.59 ″ | 6.83 ″+4% |
| Panel type | AMOLED | AMOLED |
| Resolution | 2760x1256 | 1280x2772 |
| Pixel density | 460 ppi+3% | 447 ppi |
| Refresh rate | 120 Hz | 165 Hz+38% |
| Peak brightness | 3,600 nits+3% | 3,500 nits |
| Screen-to-body | 95.4 %+6% | 90.3 % |
Performance
| Spec | OPPO Find X9 | REDMI K90 Ultra |
|---|---|---|
| Chipset | Dimensity 9500 | 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 X9 | REDMI K90 Ultra |
|---|---|---|
| Main camera | 50 MP | 50 MP |
| Main aperture | f/1.6 | f/1.7 |
| Ultra-wide | 50 MP+525% | 8 MP |
| Telephoto | 50 MP | — |
| Optical zoom | 3 x | — |
| Max video | 4K@120fps | 8K@30fps |
| Front camera | 32 MP+60% | 20 MP |
| OIS | Yes | Yes |
Battery
| Spec | OPPO Find X9 | REDMI K90 Ultra |
|---|---|---|
| Capacity | 7,025 mAh | 8,550 mAh+22% |
| Wired charging | 80 W | 100 W+25% |
| Wireless charging | 50 W | — |
Design
| Spec | OPPO Find X9 | REDMI K90 Ultra |
|---|---|---|
| Weight | 203 g+11% | 227 g |
| Thickness | 8 mm+3% | 8.2 mm |
| IP rating | IP66/IP68/IP69 | IP68/IP69 |
| Frame material | Aluminum | Aluminum |
Connectivity
| Spec | OPPO Find X9 | REDMI K90 Ultra |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 7 | Wi-Fi 7 |
| Bluetooth | 6.0 | 5.4 |
| NFC | Yes | Yes |
| USB | USB-C | USB-C |
| eSIM | Yes | No |
Software
| Spec | OPPO Find X9 | REDMI K90 Ultra |
|---|---|---|
| OS at launch | Android 16 (ColorOS 16) | Android 16 (HyperOS 3) |
| OS update pledge | 5 years | — |
Audio
| Spec | OPPO Find X9 | REDMI K90 Ultra |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | No | No |