nubia NaviX Ultra vs REDMI K90 Ultra
64.4Performance64.4
79.4Display78.7
75.2Camera43.4
90.4Battery83.2
86.7Features86.7
8 spec wins — nubia NaviX Ultra4 spec wins — REDMI K90 Ultra
InnoReviews verdict
nubia NaviX Ultra wins this phone face-off, 77 to 69.1, pulling ahead mainly in camera (+32) and battery (+7). 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 nubia NaviX Ultra
- Stronger camera score: 75 vs 43
- Stronger battery score: 90 vs 83
- 525% higher ultra-wide: 50 MP vs 8 MP
- 300% higher Main camera: 200 MP vs 50 MP
- 60% higher Front camera: 32 MP vs 20 MP
Reasons to pick the REDMI K90 Ultra
- 20% higher capacity: 8,550 mAh vs 7,100 mAh
- 15% higher Refresh rate: 165 Hz vs 144 Hz
- 11% higher Wired charging: 100 W vs 90 W
Display
| Spec | nubia NaviX Ultra | REDMI K90 Ultra |
|---|---|---|
| Screen size | 6.78 ″ | 6.83 ″+1% |
| Panel type | LTPO OLED | AMOLED |
| Resolution | 1260x2800 | 1280x2772 |
| Pixel density | 453 ppi+1% | 447 ppi |
| Refresh rate | 144 Hz | 165 Hz+15% |
| Peak brightness | 4,500 nits+29% | 3,500 nits |
| Screen-to-body | 90.4 % | 90.3 % |
Performance
| Spec | nubia NaviX Ultra | REDMI K90 Ultra |
|---|---|---|
| Chipset | Snapdragon 8 Elite Gen 5 | Snapdragon 8 Elite |
| RAM (max) | 16 GB | 16 GB |
| Storage options | 512GB/1TB | 256/512GB |
| Storage type | UFS 4.1 | UFS 4.1 |
Camera
| Spec | nubia NaviX Ultra | REDMI K90 Ultra |
|---|---|---|
| Main camera | 200 MP+300% | 50 MP |
| Main aperture | f/1.6 | f/1.7 |
| Ultra-wide | 50 MP+525% | 8 MP |
| Telephoto | 64 MP | — |
| Optical zoom | 3 x | — |
| Max video | — | 8K@30fps |
| Front camera | 32 MP+60% | 20 MP |
| OIS | Yes | Yes |
Battery
| Spec | nubia NaviX Ultra | REDMI K90 Ultra |
|---|---|---|
| Capacity | 7,100 mAh | 8,550 mAh+20% |
| Wired charging | 90 W | 100 W+11% |
| Wireless charging | 50 W | — |
Design
| Spec | nubia NaviX Ultra | REDMI K90 Ultra |
|---|---|---|
| Weight | 208 g+8% | 227 g |
| Thickness | 7.6 mm+7% | 8.2 mm |
| IP rating | — | IP68/IP69 |
| Frame material | Aluminum | Aluminum |
Connectivity
| Spec | nubia NaviX Ultra | 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 | No | No |
Software
| Spec | nubia NaviX Ultra | REDMI K90 Ultra |
|---|---|---|
| OS at launch | Android 16 (Nebula AIOS 2) | Android 16 (HyperOS 3) |
Audio
| Spec | nubia NaviX Ultra | REDMI K90 Ultra |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | No | No |