Redmi K90 vs Vivo S50
The Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Vivo S50 (2025) runs on the Qualcomm Snapdragon 8s Gen 3; estimated prices are $401 and $390. By overall MobileRank rating, the Redmi K90 leads — 68/100 vs 55/100 (a 13-point difference). Key differences: the Redmi K90 has the bigger battery (7100 mAh vs 6500); the Redmi K90 is faster in AnTuTu (3,088,357 vs 1,801,694).
Redmi K90
Vivo S50
- Higher AnTuTu: 3088357 vs 1801694
- Better Geekbench Single: 3050 vs 1930
- Better Geekbench Multi: 9300 vs 4817
- Bigger battery: 7100 vs 6500 mAh
- Faster charging: 100W vs 90W
- Higher performance (69/100 vs 29/100)
- Longer battery life (71/100 vs 65/100)
- Lighter: 196g vs 206g
- Cheaper: $390 vs $401
- Better camera (62/100 vs 53/100)
- Better design/ergonomics (55/100 vs 42/100)
- Better value for money (83/100 vs 82/100)
Comparing the Redmi K90 vs the Vivo S50, the Redmi K90 scores 13 points higher (68/100 vs 55/100). In the "performance" category, the Redmi K90 leads (69/100 vs 29/100). In the "performance" category, the Redmi K90 significantly outperforms the Vivo S50 (69/100 vs 29/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Vivo S50 is a bit better (62/100 vs 53/100). In the "battery" category, the Redmi K90 is a bit better (71/100 vs 65/100). In the "design" category, the Vivo S50 is a bit better (55/100 vs 42/100). In the "value for money" category, the Vivo S50 and the Redmi K90 are nearly equal (83/100 vs 82/100).
| Specification | Redmi K90 | Vivo S50 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 8s Gen 3 | |
| AnTuTu | 3088357 | 1801694 | |
| Geekbench Single | 3050 | 1930 | |
| Geekbench Multi | 9300 | 4817 | |
| Display | 6.6" AMOLED | 6.6" AMOLED | |
| Resolution | 2510x1156 | 1260x2750 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 7100 mAh | 6500 mAh | |
| Charging | 100W | 90W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 8 MP | |
| Telephoto | 50 MP | 50 MP | |
| Front camera | 20 MP | 50 MP | |
| RAM | 12GB / 16GB | 12GB / 16GB | |
| Storage | 256GB / 512GB | 256GB / 512GB | |
| OS | Android 16 | Android 16 | |
| Brightness (peak) | 3500 nits | — | |
| NFC | yes | yes | |
| Protection | IP68 | IP68/IP69 | |
| Dimensions | 157.5×75.3×8.0 mm | 157.5×74.3×7.6 mm | |
| Weight | 206 g | 196 g | |
| Price | $401 | $390 |
Redmi K90
- Main: 50MP f/f/1.9
- Ultrawide: 8MP
- Telephoto: 50MP
- Front: 20MP
Vivo S50
- Main: 50MP f/f/1.9
- Ultrawide: 8MP
- Telephoto: 50MP
- Front: 50MP
Redmi K90
- 6.6" AMOLED
- Resolution: 2510x1156
- Refresh rate: 120 Hz
Vivo S50
- 6.6" AMOLED
- Resolution: 1260x2750
- Refresh rate: 120 Hz
Redmi K90
- 7100 mAh
- Wired: 100W
- No wireless charging
Vivo S50
- 6500 mAh
- Wired: 90W
- No wireless charging
We compared Redmi K90 and Vivo S50, covering their specs and all relevant benchmarks.
Redmi K90 leads Vivo S50 by 71.4% in our overall performance rating.
Price difference: $11. Vivo S50 is cheaper by $11.
performance
In the "performance" category, the Redmi K90 significantly outperforms the Vivo S50 (69/100 vs 29/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the Vivo S50 is a bit better (62/100 vs 53/100).
battery
In the "battery" category, the Redmi K90 is a bit better (71/100 vs 65/100).
design
In the "design" category, the Vivo S50 is a bit better (55/100 vs 42/100).
value for money
In the "value for money" category, the Vivo S50 and the Redmi K90 are nearly equal (83/100 vs 82/100).
Which is better: the Redmi K90 or the Vivo S50?
The Redmi K90 is noticeably better than the Vivo S50 — the overall rating gap is 13 points.
What is the rating of the Redmi K90 and the Vivo S50?
The Redmi K90 has a MobileRank rating of 68/100, the Vivo S50 — 55/100.
Which has the better camera: the Redmi K90 or the Vivo S50?
The Vivo S50 leads on camera score (62/100 vs 53/100).
Which is more powerful: the Redmi K90 or the Vivo S50?
The Redmi K90 leads on performance (69/100 vs 29/100).
Should you choose the Redmi K90 over the Vivo S50?
The Redmi K90 is a better fit for active users, budget-conscious buyers. The Vivo S50 is a better fit for budget-conscious buyers.