Redmi 10C vs Redmi K90 Ultra
The Redmi 10C (2022) runs on the Qualcomm Snapdragon 680 4G, while the Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $150 and $420. By overall MobileRank rating, the Redmi K90 Ultra leads — 73/100 vs 34/100 (a 39-point difference). Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 5000); the Redmi K90 Ultra is faster in AnTuTu (3,233,695 vs 421,228); the Redmi 10C is noticeably lighter (190g vs 227g).
Redmi 10C
Redmi K90 Ultra
- Lighter: 190g vs 227g
- Cheaper at launch: $150 vs $420
- Better portability (62/100 vs 40/100)
- Higher AnTuTu: 3233695 vs 421228
- Better Geekbench Single: 3041 vs 412
- Better Geekbench Multi: 9494 vs 1410
- Bigger battery: 8550 vs 5000 mAh
- Faster charging: 100W vs 18W
- Higher refresh rate: 165Hz vs 60Hz
- Higher performance (92/100 vs 31/100)
- Better camera (37/100 vs 30/100)
- Longer battery life (78/100 vs 43/100)
- Better display (94/100 vs 32/100)
Comparing the Redmi 10C vs the Redmi K90 Ultra, the Redmi K90 Ultra scores 39 points higher (73/100 vs 34/100). In the "performance" category, the Redmi K90 Ultra leads (92/100 vs 31/100). In the "battery" category, the Redmi K90 Ultra leads (78/100 vs 43/100). Value score: Redmi 10C — 44/100, Redmi K90 Ultra — 82/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Redmi K90 Ultra significantly outperforms the Redmi 10C (92/100 vs 31/100). In the "display" category, the Redmi K90 Ultra significantly outperforms the Redmi 10C (94/100 vs 32/100). In the "camera" category, the Redmi K90 Ultra is a bit better (37/100 vs 30/100). In the "battery" category, the Redmi K90 Ultra significantly outperforms the Redmi 10C (78/100 vs 43/100). In the "portability" category, the Redmi 10C notably outperforms the Redmi K90 Ultra (62/100 vs 40/100).
| Specification | Redmi 10C | Redmi K90 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 680 4G | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 421228 | 3233695 | |
| Geekbench Single | 412 | 3041 | |
| Geekbench Multi | 1410 | 9494 | |
| Display | 6.7" IPS LCD | 6.8" AMOLED | |
| Resolution | 720x1650 | 1280x2772 | |
| Refresh rate | 60 Hz | 165 Hz | |
| Battery | 5000 mAh | 8550 mAh | |
| Charging | 18W | 100W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 0 MP | 8 MP | |
| Front camera | 5 MP | 20 MP | |
| RAM | 3GB / 4GB | 12GB / 16GB | |
| Storage | 64GB / 128GB | 256GB / 512GB | |
| OS | Android 11, MIUI 13 | Android 16 | |
| Brightness (peak) | — | 3500 nits | |
| NFC | yes | yes | |
| Protection | — | IP68/IP69 | |
| Dimensions | 169.6×76.6×8.3 mm | 162.9×77.9×8.2 mm | |
| Weight | 190 g | 227 g | |
| Launch price | $150 | $420 |
Redmi 10C
- Main: 50MP
- Front: 5MP
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Redmi 10C
- 6.7" IPS LCD
- Resolution: 720x1650
- Refresh rate: 60 Hz
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Redmi 10C
- 5000 mAh
- Wired: 18W
- No wireless charging
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- No wireless charging
We compared Redmi 10C and Redmi K90 Ultra, covering their specs and all relevant benchmarks.
Redmi K90 Ultra leads Redmi 10C by 87.0% in our overall performance rating.
Launch price difference: $270. Redmi 10C was $270 cheaper at launch.
performance
In the "performance" category, the Redmi K90 Ultra significantly outperforms the Redmi 10C (92/100 vs 31/100).
display
In the "display" category, the Redmi K90 Ultra significantly outperforms the Redmi 10C (94/100 vs 32/100).
camera
In the "camera" category, the Redmi K90 Ultra is a bit better (37/100 vs 30/100).
battery
In the "battery" category, the Redmi K90 Ultra significantly outperforms the Redmi 10C (78/100 vs 43/100).
portability
In the "portability" category, the Redmi 10C notably outperforms the Redmi K90 Ultra (62/100 vs 40/100).
Which is better: the Redmi 10C or the Redmi K90 Ultra?
The Redmi K90 Ultra significantly outperforms the Redmi 10C by 39 points (73/100 vs 34/100).
What is the rating of the Redmi 10C and the Redmi K90 Ultra?
The Redmi 10C has a MobileRank rating of 34/100, the Redmi K90 Ultra — 73/100.
Which has the better camera: the Redmi 10C or the Redmi K90 Ultra?
The Redmi K90 Ultra leads on camera score (37/100 vs 30/100).
Which is more powerful: the Redmi 10C or the Redmi K90 Ultra?
The Redmi K90 Ultra leads on performance (92/100 vs 31/100).
Should you choose the Redmi 10C over the Redmi K90 Ultra?
The Redmi 10C is a better fit for everyday use. The Redmi K90 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.