Redmi 12 vs REDMI K90 Ultra
21.1Performance64.4
45.1Display78.7
29Camera43.4
38.8Battery83.2
28Features86.7
2 spec wins — Redmi 1210 spec wins — REDMI K90 Ultra
InnoReviews verdict
REDMI K90 Ultra wins this phone face-off, 69.1 to 31.7, pulling ahead mainly in features (+59) and battery (+44). Redmi 12 still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the Redmi 12
- 12% lower weight: 199 g vs 227 g
- Has 3.5mm jack — the other doesn't
Reasons to pick the REDMI K90 Ultra
- Stronger performance score: 64 vs 21
- Stronger display score: 79 vs 45
- Stronger camera score: 43 vs 29
- Stronger battery score: 83 vs 39
- Stronger features score: 87 vs 28
Display
| Spec | Redmi 12 | REDMI K90 Ultra |
|---|---|---|
| Screen size | 6.79 ″ | 6.83 ″+1% |
| Panel type | IPS LCD | AMOLED |
| Resolution | 2460x1080 | 1280x2772 |
| Pixel density | 396 ppi | 447 ppi+13% |
| Refresh rate | 90 Hz | 165 Hz+83% |
| Peak brightness | — | 3,500 nits |
| Screen-to-body | — | 90.3 % |
Performance
| Spec | Redmi 12 | REDMI K90 Ultra |
|---|---|---|
| Chipset | MediaTek Helio G88 | Snapdragon 8 Elite |
| AnTuTu | 275,000 | — |
| Geekbench 6 (single) | 425Bottom 7% | — |
| Geekbench 6 (multi) | 1,360Bottom 5% | — |
| RAM (max) | 8 GB | 16 GB+100% |
| Storage options | 128GB / 256GB | 256/512GB |
| Storage type | eMMC 5.1 | UFS 4.1 |
Camera
| Spec | Redmi 12 | REDMI K90 Ultra |
|---|---|---|
| Main camera | 50 MP | 50 MP |
| Main aperture | f/1.8 | f/1.7 |
| Ultra-wide | 8 MP | 8 MP |
| Max video | 1080p@30fps | 8K@30fps |
| Front camera | 8 MP | 20 MP+150% |
| OIS | No | Yes |
Battery
| Spec | Redmi 12 | REDMI K90 Ultra |
|---|---|---|
| Capacity | 5,000 mAh | 8,550 mAh+71% |
| Wired charging | 18 W | 100 W+456% |
Design
| Spec | Redmi 12 | REDMI K90 Ultra |
|---|---|---|
| Weight | 199 g+12% | 227 g |
| Thickness | 8.2 mm | 8.2 mm |
| IP rating | IP53 | IP68/IP69 |
| Frame material | Plastic | Aluminum |
Connectivity
| Spec | Redmi 12 | REDMI K90 Ultra |
|---|---|---|
| 5G | No | Yes |
| Wi-Fi | Wi-Fi 5 | Wi-Fi 7 |
| Bluetooth | 5.3 | 5.4 |
| NFC | Yes | Yes |
| USB | USB-C 2.0 | USB-C |
| eSIM | No | No |
Software
| Spec | Redmi 12 | REDMI K90 Ultra |
|---|---|---|
| OS at launch | Android 13 (MIUI 14) | Android 16 (HyperOS 3) |
| OS update pledge | 2 years | — |
Audio
| Spec | Redmi 12 | REDMI K90 Ultra |
|---|---|---|
| Stereo speakers | No | Yes |
| 3.5mm jack | Yes | No |