REDMI K90 Ultra vs Redmi Note 8
64.4Performance20
78.7Display31.2
43.4Camera29.8
83.2Battery29.4
86.7Features20
13 spec wins — REDMI K90 Ultra2 spec wins — Redmi Note 8
InnoReviews verdict
REDMI K90 Ultra wins this phone face-off, 69.1 to 26.1, pulling ahead mainly in features (+67) and battery (+54). Redmi Note 8 still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the REDMI K90 Ultra
- Stronger performance score: 64 vs 20
- Stronger display score: 79 vs 31
- Stronger camera score: 43 vs 30
- Stronger battery score: 83 vs 29
- Stronger features score: 87 vs 20
Reasons to pick the Redmi Note 8
- 16% lower weight: 190 g vs 227 g
- Has 3.5mm jack — the other doesn't
Display
| Spec | REDMI K90 Ultra | Redmi Note 8 |
|---|---|---|
| Screen size | 6.83 ″+8% | 6.3 ″ |
| Panel type | AMOLED | IPS LCD |
| Resolution | 1280x2772 | 2340x1080 |
| Pixel density | 447 ppi+9% | 409 ppi |
| Refresh rate | 165 Hz+175% | 60 Hz |
| Peak brightness | 3,500 nits | — |
| Screen-to-body | 90.3 % | — |
Performance
| Spec | REDMI K90 Ultra | Redmi Note 8 |
|---|---|---|
| Chipset | Snapdragon 8 Elite | Snapdragon 665 |
| AnTuTu | — | 250,000 |
| Geekbench 6 (single) | — | 330Bottom 1% |
| Geekbench 6 (multi) | — | 1,300Bottom 2% |
| RAM (max) | 16 GB+300% | 4 GB |
| Storage options | 256/512GB | 64GB / 128GB |
| Storage type | UFS 4.1 | eMMC 5.1 |
Camera
| Spec | REDMI K90 Ultra | Redmi Note 8 |
|---|---|---|
| Main camera | 50 MP+4% | 48 MP |
| Main aperture | f/1.7 | f/1.8 |
| Ultra-wide | 8 MP | 8 MP |
| Max video | 8K@30fps | 4K@30fps |
| Front camera | 20 MP+54% | 13 MP |
| OIS | Yes | No |
Battery
| Spec | REDMI K90 Ultra | Redmi Note 8 |
|---|---|---|
| Capacity | 8,550 mAh+114% | 4,000 mAh |
| Wired charging | 100 W+456% | 18 W |
Design
| Spec | REDMI K90 Ultra | Redmi Note 8 |
|---|---|---|
| Weight | 227 g | 190 g+16% |
| Thickness | 8.2 mm+2% | 8.4 mm |
| IP rating | IP68/IP69 | — |
| Frame material | Aluminum | Plastic |
Connectivity
| Spec | REDMI K90 Ultra | Redmi Note 8 |
|---|---|---|
| 5G | Yes | No |
| Wi-Fi | Wi-Fi 7 | Wi-Fi 5 |
| Bluetooth | 5.4 | 4.2 |
| NFC | Yes | No |
| USB | USB-C | USB-C 2.0 |
| eSIM | No | No |
Software
| Spec | REDMI K90 Ultra | Redmi Note 8 |
|---|---|---|
| OS at launch | Android 16 (HyperOS 3) | Android 9 (MIUI 10) |
| OS update pledge | — | 2 years |
Audio
| Spec | REDMI K90 Ultra | Redmi Note 8 |
|---|---|---|
| Stereo speakers | Yes | No |
| 3.5mm jack | No | Yes |