realme C75x vs Redmi K90
28.9Performance84.3
39.6Display65.4
29Camera53.1
58.1Battery83.2
20Features86.7
3 spec wins — realme C75x9 spec wins — Redmi K90
InnoReviews verdict
Redmi K90 wins this phone face-off, 74.3 to 36, pulling ahead mainly in features (+67) and performance (+55). realme C75x still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the realme C75x
No decisive spec advantages — this side competes on price and preference.
Reasons to pick the Redmi K90
- Stronger performance score: 84 vs 29
- Stronger display score: 65 vs 40
- Stronger camera score: 53 vs 29
- Stronger battery score: 83 vs 58
- Stronger features score: 87 vs 20
Display
| Spec | realme C75x | Redmi K90 |
|---|---|---|
| Screen size | 6.67 ″+1% | 6.59 ″ |
| Panel type | IPS LCD | AMOLED |
| Resolution | 720x1604 | 2510x1156 |
| Pixel density | 264 ppi | 419 ppi+59% |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 625 nits | 3,500 nits+460% |
| Screen-to-body | 84.9 % | 89.8 %+6% |
Performance
| Spec | realme C75x | Redmi K90 |
|---|---|---|
| Chipset | MediaTek Helio G81 Ultra | Snapdragon 8 Elite |
| AnTuTu | — | 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) | 8 GB | 16 GB+100% |
| Storage options | 128/256GB | 256GB / 512GB / 1TB |
| Storage type | — | UFS |
Camera
| Spec | realme C75x | 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 | 5 MP | 20 MP+300% |
| OIS | — | Yes |
Battery
| Spec | realme C75x | Redmi K90 |
|---|---|---|
| Capacity | 5,600 mAh | 7,100 mAh+27% |
| Wired charging | 45 W | 100 W+122% |
Design
| Spec | realme C75x | Redmi K90 |
|---|---|---|
| Weight | 196 g+5% | 206 g |
| Thickness | 8 mm | 8 mm |
| IP rating | IP66/IP68/IP69 | IP68 |
| Frame material | — | Aluminum |
Connectivity
| Spec | realme C75x | Redmi K90 |
|---|---|---|
| 5G | No | Yes |
| Wi-Fi | Wi-Fi 5 | Wi-Fi 7 |
| Bluetooth | 5.0 | 5.4 |
| NFC | No | Yes |
| USB | USB Type-C | USB-C |
| eSIM | — | No |
Software
| Spec | realme C75x | Redmi K90 |
|---|---|---|
| OS at launch | Android 15 | Android 16 (HyperOS 3) |
Audio
| Spec | realme C75x | Redmi K90 |
|---|---|---|
| Stereo speakers | — | Yes |
| 3.5mm jack | No | No |