Redmi 15 vs Redmi K90
21.8Performance84.3
50.5Display65.4
29Camera53.1
66.7Battery83.2
28Features86.7
2 spec wins — Redmi 1511 spec wins — Redmi K90
InnoReviews verdict
Redmi K90 wins this phone face-off, 74.3 to 38.6, pulling ahead mainly in performance (+63) and features (+59). Redmi 15 still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the Redmi 15
- 20% higher Refresh rate: 144 Hz vs 120 Hz
Reasons to pick the Redmi K90
- Stronger performance score: 84 vs 22
- Stronger display score: 65 vs 51
- Stronger camera score: 53 vs 29
- Stronger battery score: 83 vs 67
- Stronger features score: 87 vs 28
Display
| Spec | Redmi 15 | Redmi K90 |
|---|---|---|
| Screen size | 6.9 ″+5% | 6.59 ″ |
| Panel type | IPS LCD | AMOLED |
| Resolution | 1080x2340 | 2510x1156 |
| Pixel density | 374 ppi | 419 ppi+12% |
| Refresh rate | 144 Hz+20% | 120 Hz |
| Peak brightness | 850 nits | 3,500 nits+312% |
| Screen-to-body | — | 89.8 % |
Performance
| Spec | Redmi 15 | Redmi K90 |
|---|---|---|
| Chipset | Snapdragon 685 | Snapdragon 8 Elite |
| AnTuTu | — | 3,106,623Top 13% |
| AnTuTu 11 (CPU) | — | 872,376Top 16% |
| AnTuTu 11 (GPU) | — | 1,143,259Top 14% |
| AnTuTu 11 (Memory) | — | 462,601Top 7% |
| AnTuTu 11 (UX) | — | 628,387Top 14% |
| Geekbench 6 (single) | 474Bottom 10% | — |
| Geekbench 6 (multi) | 1,620Bottom 10% | — |
| Wild Life Extreme stability | 99 %Top 40% | — |
| RAM (max) | 8 GB | 16 GB+100% |
| Storage options | 128/256GB | 256GB / 512GB / 1TB |
| Storage type | UFS 2.2 | UFS |
Camera
| Spec | Redmi 15 | Redmi K90 |
|---|---|---|
| Main camera | 50 MP | 50 MP |
| Main aperture | f/1.8 | f/1.88 |
| Ultra-wide | — | 8 MP |
| Telephoto | — | 50 MP |
| Optical zoom | — | 2.5 x |
| Max video | 1080p@30fps | 8K@30fps |
| Front camera | 8 MP | 20 MP+150% |
| OIS | No | Yes |
Battery
| Spec | Redmi 15 | Redmi K90 |
|---|---|---|
| Capacity | 7,000 mAh | 7,100 mAh+1% |
| Wired charging | 33 W | 100 W+203% |
Design
| Spec | Redmi 15 | Redmi K90 |
|---|---|---|
| Weight | 214 g | 206 g+4% |
| Thickness | 8.4 mm | 8 mm+5% |
| IP rating | IP64 | IP68 |
| Frame material | Plastic | Aluminum |
Connectivity
| Spec | Redmi 15 | Redmi K90 |
|---|---|---|
| 5G | No | Yes |
| Wi-Fi | Wi-Fi 5 | Wi-Fi 7 |
| Bluetooth | 5.0 | 5.4 |
| NFC | Yes | Yes |
| USB | USB-C 2.0 | USB-C |
| eSIM | No | No |
Software
| Spec | Redmi 15 | Redmi K90 |
|---|---|---|
| OS at launch | Android 15 (HyperOS 2) | Android 16 (HyperOS 3) |
| OS update pledge | 2 years | — |
Audio
| Spec | Redmi 15 | Redmi K90 |
|---|---|---|
| Stereo speakers | No | Yes |
| 3.5mm jack | No | No |