Redmi K90 vs Vivo V21e
The Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Vivo V21e (2021) runs on the Qualcomm Snapdragon 720G. By overall MobileRank rating, the Redmi K90 leads — 76/100 vs 49/100 (a 27-point difference). Key differences: the Redmi K90 has the bigger battery (7100 mAh vs 4000); the main camera is 50 MP vs 64 MP; the Redmi K90 is faster in AnTuTu (3,077,585 vs 517,460); the Vivo V21e is noticeably lighter (171g vs 206g).
Profile comparison
Category scores
Redmi K90
Vivo V21e
What makes Redmi K90 better?
- Higher AnTuTu: 3077585 vs 517460
- Better Geekbench Single: 3013 vs 746
- Better Geekbench Multi: 9287 vs 1762
- Bigger battery: 7100 vs 4000 mAh
- Faster charging: 100W vs 33W
- Higher performance (91/100 vs 41/100)
- Better camera (58/100 vs 51/100)
- Longer battery life (72/100 vs 25/100)
What makes Vivo V21e better?
- Better main camera: 64MP vs 50MP
- Lighter: 171g vs 206g
- Better display (84/100 vs 82/100)
- Better portability (83/100 vs 55/100)
Comparison verdict
Comparing the Redmi K90 vs the Vivo V21e, the Redmi K90 scores 27 points higher (76/100 vs 49/100). In the "performance" category, the Redmi K90 leads (91/100 vs 41/100). In the "battery" category, the Redmi K90 leads (72/100 vs 25/100). In the "performance" category, the Redmi K90 significantly outperforms the Vivo V21e (91/100 vs 41/100). In the "display" category, the Vivo V21e and the Redmi K90 are nearly equal (84/100 vs 82/100). In the "camera" category, the Redmi K90 is a bit better (58/100 vs 51/100). In the "battery" category, the Redmi K90 significantly outperforms the Vivo V21e (72/100 vs 25/100). In the "portability" category, the Vivo V21e notably outperforms the Redmi K90 (83/100 vs 55/100).
Specs comparison
| Specification | Redmi K90 | Vivo V21e | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 720G | |
| AnTuTu | 3077585 | 517460 | |
| Geekbench Single | 3013 | 746 | |
| Geekbench Multi | 9287 | 1762 | |
| Display | 6.6" AMOLED | 6.4" AMOLED | |
| Resolution | 2510x1156 | 1080x2400 | |
| Refresh rate | 120 Hz | — | |
| Battery | 7100 mAh | 4000 mAh | |
| Charging | 100W | 33W | |
| Main camera | 50 MP | 64 MP | |
| Ultrawide | 8 MP | 8 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 20 MP | 44 MP | |
| RAM | 12GB / 16GB | 8GB | |
| Storage | 256GB / 512GB | 128GB | |
| OS | Android 16 | Android 11, Funtouch 11.1 | |
| Brightness (peak) | 3500 nits | 430 nits | |
| NFC | yes | yes | |
| Protection | IP68 | — | |
| Dimensions | 157.5×75.3×8.0 mm | 161.2×74.4×7.4 mm | |
| Weight | 206 g | 171 g | |
| Launch price | $401 | — |
Camera comparison
Redmi K90
- Main: 50MP f/1.9
- Ultrawide: 8MP
- Telephoto: 50MP
- Front: 20MP
Vivo V21e
- Main: 64MP f/1.9
- Ultrawide: 8MP
- Front: 44MP
Display comparison
Redmi K90
- 6.6" AMOLED
- Resolution: 2510x1156
- Refresh rate: 120 Hz
Vivo V21e
- 6.4" AMOLED
- Resolution: 1080x2400
- Refresh rate: —
Battery and charging
Redmi K90
- 7100 mAh
- Wired: 100W
- No wireless charging
Vivo V21e
- 4000 mAh
- Wired: 33W
- No wireless charging
Overall performance score
We compared Redmi K90 and Vivo V21e, covering their specs and all relevant benchmarks.
Redmi K90 leads Vivo V21e by 494.7% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Vivo V21e
Price unknownDetailed category analysis
performance
In the "performance" category, the Redmi K90 significantly outperforms the Vivo V21e (91/100 vs 41/100).
display
In the "display" category, the Vivo V21e and the Redmi K90 are nearly equal (84/100 vs 82/100).
camera
In the "camera" category, the Redmi K90 is a bit better (58/100 vs 51/100).
battery
In the "battery" category, the Redmi K90 significantly outperforms the Vivo V21e (72/100 vs 25/100).
portability
In the "portability" category, the Vivo V21e notably outperforms the Redmi K90 (83/100 vs 55/100).
Frequently asked questions
Which is better: the Redmi K90 or the Vivo V21e?
The Redmi K90 significantly outperforms the Vivo V21e by 27 points (76/100 vs 49/100).
What is the rating of the Redmi K90 and the Vivo V21e?
The Redmi K90 has a MobileRank rating of 76/100, the Vivo V21e — 49/100.
Which has the better camera: the Redmi K90 or the Vivo V21e?
The Redmi K90 leads on camera score (58/100 vs 51/100).
Which is more powerful: the Redmi K90 or the Vivo V21e?
The Redmi K90 leads on performance (91/100 vs 41/100).
Should you choose the Redmi K90 over the Vivo V21e?
The Redmi K90 is a better fit for gamers and power users, budget-conscious buyers.