Redmi K90 Ultra vs Vivo Y05
The Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite, while the Vivo Y05 (2026) runs on the Unisoc T7225; launch prices were $420 and $90. By overall MobileRank rating, the Redmi K90 Ultra leads — 73/100 vs 33/100 (a 40-point difference). Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 6500); the main camera is 50 MP vs 8 MP; the Redmi K90 Ultra has NFC for contactless payments, the Vivo Y05 doesn't; the Vivo Y05 is noticeably lighter (209g vs 227g).
Redmi K90 Ultra
Vivo Y05
- Better Geekbench Single: 3041 vs 580
- Better Geekbench Multi: 9494 vs 1750
- Bigger battery: 8550 vs 6500 mAh
- Faster charging: 100W vs 15W
- Better main camera: 50MP vs 8MP
- Higher refresh rate: 165Hz vs 120Hz
- Higher performance (92/100 vs 31/100)
- Better camera (37/100 vs 10/100)
- Longer battery life (78/100 vs 53/100)
- Better display (94/100 vs 55/100)
- Lighter: 209g vs 227g
- Cheaper at launch: $90 vs $420
- Better portability (49/100 vs 40/100)
Comparing the Redmi K90 Ultra vs the Vivo Y05, the Redmi K90 Ultra scores 40 points higher (73/100 vs 33/100). In the "performance" category, the Redmi K90 Ultra leads (92/100 vs 31/100). 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 53/100). Value score: Redmi K90 Ultra — 82/100, Vivo Y05 — 50/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Redmi K90 Ultra significantly outperforms the Vivo Y05 (92/100 vs 31/100). In the "display" category, the Redmi K90 Ultra significantly outperforms the Vivo Y05 (94/100 vs 55/100). In the "camera" category, the Redmi K90 Ultra notably outperforms the Vivo Y05 (37/100 vs 10/100). In the "battery" category, the Redmi K90 Ultra notably outperforms the Vivo Y05 (78/100 vs 53/100). In the "portability" category, the Vivo Y05 is a bit better (49/100 vs 40/100).
| Specification | Redmi K90 Ultra | Vivo Y05 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Unisoc T7225 | |
| AnTuTu | 3119308 | — | |
| Geekbench Single | 3041 | 580 | |
| Geekbench Multi | 9494 | 1750 | |
| Display | 6.8" AMOLED | 6.7" IPS LCD | |
| Resolution | 1280x2772 | 720x1600 | |
| Refresh rate | 165 Hz | 120 Hz | |
| Battery | 8550 mAh | 6500 mAh | |
| Charging | 100W | 15W | |
| Main camera | 50 MP | 8 MP | |
| Ultrawide | 8 MP | 0 MP | |
| Front camera | 20 MP | 5 MP | |
| RAM | 12GB / 16GB | 4GB | |
| Storage | 256GB / 512GB | 64GB / 128GB | |
| OS | Android 16 | Android 16 | |
| Brightness (peak) | 3500 nits | 1200 nits | |
| NFC | yes | no | |
| Protection | IP68/IP69 | IP65 | |
| Dimensions | 162.9×77.9×8.2 mm | 167.4×77.1×8.4 mm | |
| Weight | 227 g | 209 g | |
| Launch price | $420 | $90 |
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Vivo Y05
- Main: 8MP f/2.0
- Front: 5MP
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Vivo Y05
- 6.7" IPS LCD
- Resolution: 720x1600
- Refresh rate: 120 Hz
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- No wireless charging
Vivo Y05
- 6500 mAh
- Wired: 15W
- No wireless charging
Launch price difference: $330. Vivo Y05 was $330 cheaper at launch.
performance
In the "performance" category, the Redmi K90 Ultra significantly outperforms the Vivo Y05 (92/100 vs 31/100).
display
In the "display" category, the Redmi K90 Ultra significantly outperforms the Vivo Y05 (94/100 vs 55/100).
camera
In the "camera" category, the Redmi K90 Ultra notably outperforms the Vivo Y05 (37/100 vs 10/100).
battery
In the "battery" category, the Redmi K90 Ultra notably outperforms the Vivo Y05 (78/100 vs 53/100).
portability
In the "portability" category, the Vivo Y05 is a bit better (49/100 vs 40/100).
Which is better: the Redmi K90 Ultra or the Vivo Y05?
The Redmi K90 Ultra significantly outperforms the Vivo Y05 by 40 points (73/100 vs 33/100).
What is the rating of the Redmi K90 Ultra and the Vivo Y05?
The Redmi K90 Ultra has a MobileRank rating of 73/100, the Vivo Y05 — 33/100.
Which has the better camera: the Redmi K90 Ultra or the Vivo Y05?
The Redmi K90 Ultra leads on camera score (37/100 vs 10/100).
Which is more powerful: the Redmi K90 Ultra or the Vivo Y05?
The Redmi K90 Ultra leads on performance (92/100 vs 31/100).
Should you choose the Redmi K90 Ultra over the Vivo Y05?
The Redmi K90 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The Vivo Y05 is a better fit for everyday use.