Redmi K90 Ultra vs Redmi Note 10S
The Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite, while the Redmi Note 10S (2021) runs on the MediaTek Helio G95; estimated prices are $420 and $250. By overall MobileRank rating, the Redmi K90 Ultra leads — 75/100 vs 45/100 (a 30-point difference). Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 5000); the main camera is 50 MP vs 64 MP; the Redmi K90 Ultra is faster in AnTuTu (3,119,308 vs 534,895); the Redmi Note 10S is noticeably lighter (179g vs 227g).
Redmi K90 Ultra
Redmi Note 10S
- Higher AnTuTu: 3119308 vs 534895
- Better Geekbench Single: 3041 vs 673
- Better Geekbench Multi: 9494 vs 1881
- Bigger battery: 8550 vs 5000 mAh
- Higher refresh rate: 165Hz vs 60Hz
- Higher performance (92/100 vs 41/100)
- Longer battery life (92/100 vs 52/100)
- Better display (94/100 vs 51/100)
- Better value for money (86/100 vs 42/100)
- Better main camera: 64MP vs 50MP
- Lighter: 179g vs 227g
- Cheaper: $250 vs $420
- Better camera (39/100 vs 37/100)
- Better portability (68/100 vs 40/100)
Comparing the Redmi K90 Ultra vs the Redmi Note 10S, the Redmi K90 Ultra scores 30 points higher (75/100 vs 45/100). In the "performance" category, the Redmi K90 Ultra leads (92/100 vs 41/100). In the "battery" category, the Redmi K90 Ultra leads (92/100 vs 52/100). In the "value for money" category, the Redmi K90 Ultra leads (86/100 vs 42/100). In the "performance" category, the Redmi K90 Ultra significantly outperforms the Redmi Note 10S (92/100 vs 41/100). In the "display" category, the Redmi K90 Ultra significantly outperforms the Redmi Note 10S (94/100 vs 51/100). In the "camera" category, the Redmi Note 10S and the Redmi K90 Ultra are nearly equal (39/100 vs 37/100). In the "battery" category, the Redmi K90 Ultra significantly outperforms the Redmi Note 10S (92/100 vs 52/100). In the "portability" category, the Redmi Note 10S notably outperforms the Redmi K90 Ultra (68/100 vs 40/100). In the "value for money" category, the Redmi K90 Ultra significantly outperforms the Redmi Note 10S (86/100 vs 42/100).
| Specification | Redmi K90 Ultra | Redmi Note 10S | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | MediaTek Helio G95 | |
| AnTuTu | 3119308 | 534895 | |
| Geekbench Single | 3041 | 673 | |
| Geekbench Multi | 9494 | 1881 | |
| Display | 6.8" AMOLED | 6.4" AMOLED | |
| Resolution | 1280x2772 | — | |
| Refresh rate | 165 Hz | 60 Hz | |
| Battery | 8550 mAh | 5000 mAh | |
| Charging | 100W | — | |
| Main camera | 50 MP | 64 MP | |
| Ultrawide | 8 MP | 0 MP | |
| Front camera | 20 MP | 13 MP | |
| RAM | 12GB / 16GB | 6GB / 8GB | |
| Storage | 256GB / 512GB | 64GB / 128GB | |
| OS | Android 16 | — | |
| Brightness (peak) | 3500 nits | 1100 nits | |
| NFC | yes | yes | |
| Protection | IP68/IP69 | IP53 | |
| Dimensions | 162.9×77.9×8.2 mm | 160.5×74.5×8.3 mm | |
| Weight | 227 g | 179 g | |
| Price | $420 | $250 |
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Redmi Note 10S
- Main: 64MP
- Front: 13MP
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Redmi Note 10S
- 6.4" AMOLED
- Refresh rate: 60 Hz
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- Wireless charging: no data
Redmi Note 10S
- 5000 mAh
- No wireless charging
We compared Redmi K90 Ultra and Redmi Note 10S, covering their specs and all relevant benchmarks.
Redmi K90 Ultra leads Redmi Note 10S by 483.2% in our overall performance rating.
Price difference: $170. Redmi Note 10S is cheaper by $170.
performance
In the "performance" category, the Redmi K90 Ultra significantly outperforms the Redmi Note 10S (92/100 vs 41/100).
display
In the "display" category, the Redmi K90 Ultra significantly outperforms the Redmi Note 10S (94/100 vs 51/100).
camera
In the "camera" category, the Redmi Note 10S and the Redmi K90 Ultra are nearly equal (39/100 vs 37/100).
battery
In the "battery" category, the Redmi K90 Ultra significantly outperforms the Redmi Note 10S (92/100 vs 52/100).
portability
In the "portability" category, the Redmi Note 10S notably outperforms the Redmi K90 Ultra (68/100 vs 40/100).
value for money
In the "value for money" category, the Redmi K90 Ultra significantly outperforms the Redmi Note 10S (86/100 vs 42/100).
Which is better: the Redmi K90 Ultra or the Redmi Note 10S?
The Redmi K90 Ultra significantly outperforms the Redmi Note 10S by 30 points (75/100 vs 45/100).
What is the rating of the Redmi K90 Ultra and the Redmi Note 10S?
The Redmi K90 Ultra has a MobileRank rating of 75/100, the Redmi Note 10S — 45/100.
Which is more powerful: the Redmi K90 Ultra or the Redmi Note 10S?
The Redmi K90 Ultra leads on performance (92/100 vs 41/100).
Should you choose the Redmi K90 Ultra over the Redmi Note 10S?
The Redmi K90 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The Redmi Note 10S is a better fit for everyday use.