Redmi K90 Ultra vs Vivo iQOO 9T
The Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite, while the Vivo iQOO 9T (2022) runs on the Qualcomm Snapdragon 8+ Gen 1. By overall MobileRank rating, the Redmi K90 Ultra leads — 73/100 vs 61/100 (a 12-point difference). Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 4700); the Redmi K90 Ultra is faster in AnTuTu (3,233,695 vs 1,420,808); the Vivo iQOO 9T is noticeably lighter (206g vs 227g).
Profile comparison
Category scores
Redmi K90 Ultra
Vivo iQOO 9T
What makes Redmi K90 Ultra better?
- Higher AnTuTu: 3233695 vs 1420808
- Better Geekbench Single: 3013 vs 1761
- Better Geekbench Multi: 9287 vs 4688
- Bigger battery: 8550 vs 4700 mAh
- Higher refresh rate: 165Hz vs 120Hz
- Higher performance (92/100 vs 71/100)
- Longer battery life (78/100 vs 58/100)
- Better display (94/100 vs 79/100)
What makes Vivo iQOO 9T better?
- Faster charging: 120W vs 100W
- Lighter: 206g vs 227g
- Better camera (42/100 vs 37/100)
- Better portability (53/100 vs 40/100)
Comparison verdict
Comparing the Redmi K90 Ultra vs the Vivo iQOO 9T, the Redmi K90 Ultra scores 12 points higher (73/100 vs 61/100). In the "performance" category, the Redmi K90 Ultra leads (92/100 vs 71/100). In the "battery" category, the Redmi K90 Ultra leads (78/100 vs 58/100). In the "performance" category, the Redmi K90 Ultra notably outperforms the Vivo iQOO 9T (92/100 vs 71/100). In the "display" category, the Redmi K90 Ultra notably outperforms the Vivo iQOO 9T (94/100 vs 79/100). In the "camera" category, the Vivo iQOO 9T is a bit better (42/100 vs 37/100). In the "battery" category, the Redmi K90 Ultra notably outperforms the Vivo iQOO 9T (78/100 vs 58/100). In the "portability" category, the Vivo iQOO 9T is a bit better (53/100 vs 40/100).
Specs comparison
| Specification | Redmi K90 Ultra | Vivo iQOO 9T | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 8+ Gen 1 | |
| AnTuTu | 3233695 | 1420808 | |
| Geekbench Single | 3013 | 1761 | |
| Geekbench Multi | 9287 | 4688 | |
| Display | 6.8" AMOLED | 6.8" AMOLED | |
| Resolution | 1280x2772 | 1080x2400 | |
| Refresh rate | 165 Hz | 120 Hz | |
| Battery | 8550 mAh | 4700 mAh | |
| Charging | 100W | 120W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 13 MP | |
| Telephoto | 0 MP | 12 MP | |
| Front camera | 20 MP | 16 MP | |
| RAM | 12GB / 16GB | 8GB / 12GB | |
| Storage | 256GB / 512GB | 128GB / 256GB | |
| OS | Android 16 | Android 12, Funtouch 12 | |
| Brightness (peak) | 3500 nits | 1500 nits | |
| NFC | yes | yes | |
| Protection | IP68/IP69 | — | |
| Dimensions | 162.9×77.9×8.2 mm | — | |
| Weight | 227 g | 206 g | |
| Launch price | $420 | — |
Camera comparison
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Vivo iQOO 9T
- Main: 50MP f/1.9
- Ultrawide: 13MP
- Telephoto: 12MP
- Front: 16MP
Display comparison
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Vivo iQOO 9T
- 6.8" AMOLED
- Resolution: 1080x2400
- Refresh rate: 120 Hz
Battery and charging
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- No wireless charging
Vivo iQOO 9T
- 4700 mAh
- Wired: 120W
- No wireless charging
Overall performance score
We compared Redmi K90 Ultra and Vivo iQOO 9T, covering their specs and all relevant benchmarks.
Redmi K90 Ultra leads Vivo iQOO 9T by 127.6% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Vivo iQOO 9T
Price unknownDetailed category analysis
performance
In the "performance" category, the Redmi K90 Ultra notably outperforms the Vivo iQOO 9T (92/100 vs 71/100).
display
In the "display" category, the Redmi K90 Ultra notably outperforms the Vivo iQOO 9T (94/100 vs 79/100).
camera
In the "camera" category, the Vivo iQOO 9T is a bit better (42/100 vs 37/100).
battery
In the "battery" category, the Redmi K90 Ultra notably outperforms the Vivo iQOO 9T (78/100 vs 58/100).
portability
In the "portability" category, the Vivo iQOO 9T is a bit better (53/100 vs 40/100).
Frequently asked questions
Which is better: the Redmi K90 Ultra or the Vivo iQOO 9T?
The Redmi K90 Ultra is noticeably better than the Vivo iQOO 9T — the overall rating gap is 12 points.
What is the rating of the Redmi K90 Ultra and the Vivo iQOO 9T?
The Redmi K90 Ultra has a MobileRank rating of 73/100, the Vivo iQOO 9T — 61/100.
Which has the better camera: the Redmi K90 Ultra or the Vivo iQOO 9T?
The Vivo iQOO 9T leads on camera score (42/100 vs 37/100).
Which is more powerful: the Redmi K90 Ultra or the Vivo iQOO 9T?
The Redmi K90 Ultra leads on performance (92/100 vs 71/100).
Should you choose the Redmi K90 Ultra over the Vivo iQOO 9T?
The Redmi K90 Ultra is a better fit for gamers and power users, those who care about battery life. The Vivo iQOO 9T is a better fit for active users.