Redmi K90 Ultra vs Sony Xperia 10 VII
The Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite, while the Sony Xperia 10 VII (2025) runs on the Qualcomm Snapdragon 6 Gen 3; launch prices were $420 and $449. By overall MobileRank rating, the Redmi K90 Ultra leads — 73/100 vs 55/100 (a 18-point difference). Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 5000); the Redmi K90 Ultra is faster in AnTuTu (3,233,695 vs 895,533); the Sony Xperia 10 VII is noticeably lighter (168g vs 227g).
Profile comparison
Category scores
Redmi K90 Ultra
Sony Xperia 10 VII
What makes Redmi K90 Ultra better?
- Higher AnTuTu: 3233695 vs 895533
- Better Geekbench Single: 3013 vs 1013
- Better Geekbench Multi: 9287 vs 3000
- Bigger battery: 8550 vs 5000 mAh
- Faster charging: 100W vs 30W
- Higher refresh rate: 165Hz vs 120Hz
- Cheaper at launch: $420 vs $449
- Higher performance (92/100 vs 56/100)
- Better camera (37/100 vs 35/100)
- Longer battery life (78/100 vs 53/100)
- Better display (94/100 vs 82/100)
What makes Sony Xperia 10 VII better?
- Lighter: 168g vs 227g
- Better portability (76/100 vs 40/100)
Comparison verdict
Comparing the Redmi K90 Ultra vs the Sony Xperia 10 VII, the Redmi K90 Ultra scores 18 points higher (73/100 vs 55/100). In the "performance" category, the Redmi K90 Ultra leads (92/100 vs 56/100). In the "battery" category, the Redmi K90 Ultra leads (78/100 vs 53/100). Value score: Redmi K90 Ultra — 72/100, Sony Xperia 10 VII — 34/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. In the "performance" category, the Redmi K90 Ultra significantly outperforms the Sony Xperia 10 VII (92/100 vs 56/100). In the "display" category, the Redmi K90 Ultra is a bit better (94/100 vs 82/100). In the "camera" category, the Redmi K90 Ultra and the Sony Xperia 10 VII are nearly equal (37/100 vs 35/100). In the "battery" category, the Redmi K90 Ultra notably outperforms the Sony Xperia 10 VII (78/100 vs 53/100). In the "portability" category, the Sony Xperia 10 VII significantly outperforms the Redmi K90 Ultra (76/100 vs 40/100).
Specs comparison
| Specification | Redmi K90 Ultra | Sony Xperia 10 VII | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 6 Gen 3 | |
| AnTuTu | 3233695 | 895533 | |
| Geekbench Single | 3013 | 1013 | |
| Geekbench Multi | 9287 | 3000 | |
| Display | 6.8" AMOLED | 6.1" OLED | |
| Resolution | 1280x2772 | 2340x1080 | |
| Refresh rate | 165 Hz | 120 Hz | |
| Battery | 8550 mAh | 5000 mAh | |
| Charging | 100W | 30W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 13 MP | |
| Front camera | 20 MP | 8 MP | |
| RAM | 12GB / 16GB | 8GB | |
| Storage | 256GB / 512GB | 128GB | |
| OS | Android 16 | Android 15 | |
| Brightness (peak) | 3500 nits | 1000 nits | |
| NFC | yes | yes | |
| Protection | IP68/IP69 | IP68 | |
| Dimensions | 162.9×77.9×8.2 mm | 153.0×72.0×8.3 mm | |
| Weight | 227 g | 168 g | |
| Launch price | $420 | $449 |
Camera comparison
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Sony Xperia 10 VII
- Main: 50MP f/1.9
- Ultrawide: 13MP
- Front: 8MP
Display comparison
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Sony Xperia 10 VII
- 6.1" OLED
- Resolution: 2340x1080
- Refresh rate: 120 Hz
Battery and charging
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- No wireless charging
Sony Xperia 10 VII
- 5000 mAh
- Wired: 30W
- Wireless charging: no data
Overall performance score
We compared Redmi K90 Ultra and Sony Xperia 10 VII, covering their specs and all relevant benchmarks.
Redmi K90 Ultra leads Sony Xperia 10 VII by 261.1% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $29. Redmi K90 Ultra was $29 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Redmi K90 Ultra significantly outperforms the Sony Xperia 10 VII (92/100 vs 56/100).
display
In the "display" category, the Redmi K90 Ultra is a bit better (94/100 vs 82/100).
camera
In the "camera" category, the Redmi K90 Ultra and the Sony Xperia 10 VII are nearly equal (37/100 vs 35/100).
battery
In the "battery" category, the Redmi K90 Ultra notably outperforms the Sony Xperia 10 VII (78/100 vs 53/100).
portability
In the "portability" category, the Sony Xperia 10 VII significantly outperforms the Redmi K90 Ultra (76/100 vs 40/100).
Frequently asked questions
Which is better: the Redmi K90 Ultra or the Sony Xperia 10 VII?
The Redmi K90 Ultra is noticeably better than the Sony Xperia 10 VII — the overall rating gap is 18 points.
What is the rating of the Redmi K90 Ultra and the Sony Xperia 10 VII?
The Redmi K90 Ultra has a MobileRank rating of 73/100, the Sony Xperia 10 VII — 55/100.
Which is more powerful: the Redmi K90 Ultra or the Sony Xperia 10 VII?
The Redmi K90 Ultra leads on performance (92/100 vs 56/100).
Should you choose the Redmi K90 Ultra over the Sony Xperia 10 VII?
The Redmi K90 Ultra is a better fit for gamers and power users, those who care about battery life.