Redmi K90 Ultra vs Vivo V20 SE
The Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite, while the Vivo V20 SE (2020) runs on the Qualcomm Snapdragon 665. By overall MobileRank rating, the Redmi K90 Ultra leads — 73/100 vs 39/100 (a 34-point difference). Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 4100); the main camera is 50 MP vs 48 MP; the Redmi K90 Ultra is faster in AnTuTu (3,233,695 vs 329,457); the Vivo V20 SE is noticeably lighter (171g vs 227g).
Profile comparison
Category scores
Redmi K90 Ultra
Vivo V20 SE
What makes Redmi K90 Ultra better?
- Higher AnTuTu: 3233695 vs 329457
- Better Geekbench Single: 3013 vs 321
- Better Geekbench Multi: 9287 vs 1128
- Bigger battery: 8550 vs 4100 mAh
- Faster charging: 100W vs 33W
- Better main camera: 50MP vs 48MP
- Higher performance (92/100 vs 24/100)
- Longer battery life (78/100 vs 27/100)
- Better display (94/100 vs 84/100)
What makes Vivo V20 SE better?
- Lighter: 171g vs 227g
- Better camera (39/100 vs 37/100)
- Better portability (78/100 vs 40/100)
Comparison verdict
Comparing the Redmi K90 Ultra vs the Vivo V20 SE, the Redmi K90 Ultra scores 34 points higher (73/100 vs 39/100). In the "performance" category, the Redmi K90 Ultra leads (92/100 vs 24/100). In the "battery" category, the Redmi K90 Ultra leads (78/100 vs 27/100). In the "performance" category, the Redmi K90 Ultra significantly outperforms the Vivo V20 SE (92/100 vs 24/100). In the "display" category, the Redmi K90 Ultra is a bit better (94/100 vs 84/100). In the "camera" category, the Vivo V20 SE and the Redmi K90 Ultra are nearly equal (39/100 vs 37/100). In the "battery" category, the Redmi K90 Ultra significantly outperforms the Vivo V20 SE (78/100 vs 27/100). In the "portability" category, the Vivo V20 SE significantly outperforms the Redmi K90 Ultra (78/100 vs 40/100).
Specs comparison
| Specification | Redmi K90 Ultra | Vivo V20 SE | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 665 | |
| AnTuTu | 3233695 | 329457 | |
| Geekbench Single | 3013 | 321 | |
| Geekbench Multi | 9287 | 1128 | |
| Display | 6.8" AMOLED | 6.4" AMOLED | |
| Resolution | 1280x2772 | 1080x2400 | |
| Refresh rate | 165 Hz | — | |
| Battery | 8550 mAh | 4100 mAh | |
| Charging | 100W | 33W | |
| Main camera | 50 MP | 48 MP | |
| Ultrawide | 8 MP | 8 MP | |
| Front camera | 20 MP | 32 MP | |
| RAM | 12GB / 16GB | 8GB | |
| Storage | 256GB / 512GB | 128GB | |
| OS | Android 16 | Android 10, Funtouch 11 | |
| Brightness (peak) | 3500 nits | — | |
| NFC | yes | yes | |
| Protection | IP68/IP69 | — | |
| Dimensions | 162.9×77.9×8.2 mm | 161.0×74.1×7.8 mm | |
| Weight | 227 g | 171 g | |
| Launch price | $420 | — |
Camera comparison
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Vivo V20 SE
- Main: 48MP f/1.8
- Ultrawide: 8MP
- Front: 32MP
Display comparison
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Vivo V20 SE
- 6.4" AMOLED
- Resolution: 1080x2400
- Refresh rate: —
Battery and charging
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- No wireless charging
Vivo V20 SE
- 4100 mAh
- Wired: 33W
- No wireless charging
Overall performance score
We compared Redmi K90 Ultra and Vivo V20 SE, covering their specs and all relevant benchmarks.
Redmi K90 Ultra leads Vivo V20 SE by 881.5% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Vivo V20 SE
Price unknownDetailed category analysis
performance
In the "performance" category, the Redmi K90 Ultra significantly outperforms the Vivo V20 SE (92/100 vs 24/100).
display
In the "display" category, the Redmi K90 Ultra is a bit better (94/100 vs 84/100).
camera
In the "camera" category, the Vivo V20 SE 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 Vivo V20 SE (78/100 vs 27/100).
portability
In the "portability" category, the Vivo V20 SE significantly outperforms the Redmi K90 Ultra (78/100 vs 40/100).
Frequently asked questions
Which is better: the Redmi K90 Ultra or the Vivo V20 SE?
The Redmi K90 Ultra significantly outperforms the Vivo V20 SE by 34 points (73/100 vs 39/100).
What is the rating of the Redmi K90 Ultra and the Vivo V20 SE?
The Redmi K90 Ultra has a MobileRank rating of 73/100, the Vivo V20 SE — 39/100.
Which is more powerful: the Redmi K90 Ultra or the Vivo V20 SE?
The Redmi K90 Ultra leads on performance (92/100 vs 24/100).
Should you choose the Redmi K90 Ultra over the Vivo V20 SE?
The Redmi K90 Ultra is a better fit for gamers and power users, those who care about battery life.