Nokia C21 Plus vs Redmi K90 Ultra
The Nokia C21 Plus (2022) runs on the Unisoc, while the Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite. By overall MobileRank rating, the Redmi K90 Ultra leads — 73/100 vs 24/100 (a 49-point difference). Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 4000); the main camera is 13 MP vs 50 MP; the Redmi K90 Ultra has NFC for contactless payments, the Nokia C21 Plus doesn't; the Nokia C21 Plus is noticeably lighter (178g vs 227g).
Nokia C21 Plus
Redmi K90 Ultra
- Lighter: 178g vs 227g
- Better portability (66/100 vs 40/100)
- Bigger battery: 8550 vs 4000 mAh
- Faster charging: 100W vs 10W
- Better main camera: 50MP vs 13MP
- Better camera (37/100 vs 10/100)
- Longer battery life (78/100 vs 22/100)
- Better display (94/100 vs 39/100)
Comparing the Nokia C21 Plus vs the Redmi K90 Ultra, the Redmi K90 Ultra scores 49 points higher (73/100 vs 24/100). In the "camera" category, the Redmi K90 Ultra leads (37/100 vs 10/100). In the "battery" category, the Redmi K90 Ultra leads (78/100 vs 22/100). In the "display" category, the Redmi K90 Ultra significantly outperforms the Nokia C21 Plus (94/100 vs 39/100). In the "camera" category, the Redmi K90 Ultra notably outperforms the Nokia C21 Plus (37/100 vs 10/100). In the "battery" category, the Redmi K90 Ultra significantly outperforms the Nokia C21 Plus (78/100 vs 22/100). In the "portability" category, the Nokia C21 Plus notably outperforms the Redmi K90 Ultra (66/100 vs 40/100).
| Specification | Nokia C21 Plus | Redmi K90 Ultra | |
|---|---|---|---|
| Processor | Unisoc | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | — | 3119308 | |
| Geekbench Single | — | 3041 | |
| Geekbench Multi | — | 9494 | |
| Display | 6.5" IPS LCD | 6.8" AMOLED | |
| Resolution | 720x1600 | 1280x2772 | |
| Refresh rate | — | 165 Hz | |
| Battery | 4000 mAh | 8550 mAh | |
| Charging | 10W | 100W | |
| Main camera | 13 MP | 50 MP | |
| Ultrawide | 0 MP | 8 MP | |
| Front camera | 5 MP | 20 MP | |
| RAM | 2GB / 3GB / 4GB | 12GB / 16GB | |
| Storage | 32GB / 64GB | 256GB / 512GB | |
| OS | Android 11 (Go edition) | Android 16 | |
| Brightness (peak) | — | 3500 nits | |
| NFC | no | yes | |
| Protection | — | IP68/IP69 | |
| Dimensions | 164.8×75.9×8.6 mm | 162.9×77.9×8.2 mm | |
| Weight | 178 g | 227 g | |
| Launch price | — | $420 |
Nokia C21 Plus
- Main: 13MP
- Front: 5MP
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Nokia C21 Plus
- 6.5" IPS LCD
- Resolution: 720x1600
- Refresh rate: —
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Nokia C21 Plus
- 4000 mAh
- Wired: 10W
- No wireless charging
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- No wireless charging
Nokia C21 Plus
Price unknowndisplay
In the "display" category, the Redmi K90 Ultra significantly outperforms the Nokia C21 Plus (94/100 vs 39/100).
camera
In the "camera" category, the Redmi K90 Ultra notably outperforms the Nokia C21 Plus (37/100 vs 10/100).
battery
In the "battery" category, the Redmi K90 Ultra significantly outperforms the Nokia C21 Plus (78/100 vs 22/100).
portability
In the "portability" category, the Nokia C21 Plus notably outperforms the Redmi K90 Ultra (66/100 vs 40/100).
Which is better: the Nokia C21 Plus or the Redmi K90 Ultra?
The Redmi K90 Ultra significantly outperforms the Nokia C21 Plus by 49 points (73/100 vs 24/100).
What is the rating of the Nokia C21 Plus and the Redmi K90 Ultra?
The Nokia C21 Plus has a MobileRank rating of 24/100, the Redmi K90 Ultra — 73/100.
Which has the better camera: the Nokia C21 Plus or the Redmi K90 Ultra?
The Redmi K90 Ultra leads on camera score (37/100 vs 10/100).
Should you choose the Nokia C21 Plus over the Redmi K90 Ultra?
The Nokia C21 Plus 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.