OPPO Find X8 Ultra vs Redmi K90
84Performance84.3
56.7Display65.4
71.5Camera53.1
83.5Battery83.2
60Features86.7
5 spec wins — OPPO Find X8 Ultra4 spec wins — Redmi K90
InnoReviews verdict
This one is close to a dead heat: OPPO Find X8 Ultra scores 73.5 against 74.3 for Redmi K90. Pick by the categories that matter to you — Redmi K90 edges ahead in features and display, or by price.
Which would you pick?
Key differences
Reasons to pick the OPPO Find X8 Ultra
- Stronger camera score: 72 vs 53
- 525% higher ultra-wide: 50 MP vs 8 MP
- 140% higher Optical zoom: 6 x vs 2.5 x
- 60% higher Front camera: 32 MP vs 20 MP
- 22% higher Pixel density: 510 ppi vs 419 ppi
Reasons to pick the Redmi K90
- Stronger display score: 65 vs 57
- Stronger features score: 87 vs 60
- 119% higher Peak brightness: 3,500 nits vs 1,600 nits
- 16% higher capacity: 7,100 mAh vs 6,100 mAh
Display
| Spec | OPPO Find X8 Ultra | Redmi K90 |
|---|---|---|
| Screen size | 6.82 ″+3% | 6.59 ″ |
| Panel type | AMOLED | AMOLED |
| Resolution | 3168x1440 | 2510x1156 |
| Pixel density | 510 ppi+22% | 419 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 1,600 nits | 3,500 nits+119% |
| Screen-to-body | — | 89.8 % |
Performance
| Spec | OPPO Find X8 Ultra | Redmi K90 |
|---|---|---|
| Chipset | Snapdragon 8 Elite | Snapdragon 8 Elite |
| AnTuTuDifferent AnTuTu versions — not compared | 3,068,318 | 3,106,623Top 11% |
| AnTuTu 11 (CPU) | — | 872,376Top 15% |
| AnTuTu 11 (GPU) | — | 1,143,259Top 13% |
| AnTuTu 11 (Memory) | — | 462,601Top 6% |
| AnTuTu 11 (UX) | — | 628,387Top 13% |
| RAM (max) | 16 GB | 16 GB |
| Storage options | 256GB / 512GB / 1TB | 256GB / 512GB / 1TB |
| Storage type | UFS 4.1 | UFS |
Camera
| Spec | OPPO Find X8 Ultra | Redmi K90 |
|---|---|---|
| Main camera | 50 MP | 50 MP |
| Main aperture | f/1.8 | f/1.88 |
| Ultra-wide | 50 MP+525% | 8 MP |
| Telephoto | 50 MP | 50 MP |
| Optical zoom | 6 x+140% | 2.5 x |
| Max video | 4K@120fps | 8K@30fps |
| Front camera | 32 MP+60% | 20 MP |
| OIS | Yes | Yes |
Battery
| Spec | OPPO Find X8 Ultra | Redmi K90 |
|---|---|---|
| Capacity | 6,100 mAh | 7,100 mAh+16% |
| Wired charging | 100 W | 100 W |
| Wireless charging | 50 W | — |
Design
| Spec | OPPO Find X8 Ultra | Redmi K90 |
|---|---|---|
| Weight | 226 g | 206 g+9% |
| Thickness | 8.8 mm | 8 mm+9% |
| IP rating | IP68/IP69 | IP68 |
| Frame material | Aluminum | Aluminum |
Connectivity
| Spec | OPPO Find X8 Ultra | Redmi K90 |
|---|---|---|
| 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 X8 Ultra | Redmi K90 |
|---|---|---|
| OS at launch | Android 15 (ColorOS 15) | Android 16 (HyperOS 3) |
Audio
| Spec | OPPO Find X8 Ultra | Redmi K90 |
|---|---|---|
| Stereo speakers | — | Yes |
| 3.5mm jack | No | No |