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 424,216); the Redmi 10C is noticeably lighter (190g vs 227g).
Profile comparison
Category scores
Redmi 10C
Redmi K90 Ultra
What makes Redmi 10C better?
- Lighter: 190g vs 227g
- Cheaper at launch: $150 vs $420
- Better portability (62/100 vs 40/100)
What makes Redmi K90 Ultra better?
- Higher AnTuTu: 3233695 vs 424216
- Better Geekbench Single: 3013 vs 412
- Better Geekbench Multi: 9287 vs 1423
- 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)
Comparison verdict
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 — 42/100, Redmi K90 Ultra — 72/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. 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).
Specs comparison
| Specification | Redmi 10C | Redmi K90 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 680 4G | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 424216 | 3233695 | |
| Geekbench Single | 412 | 3013 | |
| Geekbench Multi | 1423 | 9287 | |
| 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 |
Camera comparison
Redmi 10C
- Main: 50MP f/1.8
- Front: 5MP
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Display comparison
Redmi 10C
- 6.7" IPS LCD
- Resolution: 720x1650
- Refresh rate: 60 Hz
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Battery and charging
Redmi 10C
- 5000 mAh
- Wired: 18W
- No wireless charging
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- No wireless charging
Overall performance score
We compared Redmi 10C and Redmi K90 Ultra, covering their specs and all relevant benchmarks.
Redmi K90 Ultra leads Redmi 10C by 86.9% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $270. Redmi 10C was $270 cheaper at launch.
Detailed category analysis
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).
Frequently asked questions
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 K90 Ultra is a better fit for gamers and power users, those who care about battery life.