Redmi K90 Max vs Sony Xperia 10 III
The Redmi K90 Max (2026) runs on the MediaTek Dimensity 9500, while the Sony Xperia 10 III (2021) runs on the Snapdragon 690; launch prices were $504 and $450. By overall MobileRank rating, the Redmi K90 Max leads — 75/100 vs 39/100 (a 36-point difference). Key differences: the Redmi K90 Max has the bigger battery (8550 mAh vs 4500); the main camera is 50 MP vs 12 MP; the Redmi K90 Max is faster in AnTuTu (3,760,662 vs 499,040); the Sony Xperia 10 III is noticeably lighter (169g vs 227g).
Profile comparison
Category scores
Redmi K90 Max
Sony Xperia 10 III
What makes Redmi K90 Max better?
- Higher AnTuTu: 3760662 vs 499040
- Better Geekbench Single: 3293 vs 780
- Better Geekbench Multi: 10243 vs 1897
- Bigger battery: 8550 vs 4500 mAh
- Faster charging: 100W vs 30W
- Better main camera: 50MP vs 12MP
- Higher refresh rate: 165Hz vs 60Hz
- Higher performance (96/100 vs 42/100)
- Better camera (37/100 vs 17/100)
- Longer battery life (78/100 vs 35/100)
- Better display (94/100 vs 61/100)
What makes Sony Xperia 10 III better?
- Lighter: 169g vs 227g
- Cheaper at launch: $450 vs $504
- Better portability (74/100 vs 41/100)
Comparison verdict
Comparing the Redmi K90 Max vs the Sony Xperia 10 III, the Redmi K90 Max scores 36 points higher (75/100 vs 39/100). In the "performance" category, the Redmi K90 Max leads (96/100 vs 42/100). In the "camera" category, the Redmi K90 Max leads (37/100 vs 17/100). In the "battery" category, the Redmi K90 Max leads (78/100 vs 35/100). Value score: Redmi K90 Max — 72/100, Sony Xperia 10 III — 2/100; 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 Max significantly outperforms the Sony Xperia 10 III (96/100 vs 42/100). In the "display" category, the Redmi K90 Max significantly outperforms the Sony Xperia 10 III (94/100 vs 61/100). In the "camera" category, the Redmi K90 Max notably outperforms the Sony Xperia 10 III (37/100 vs 17/100). In the "battery" category, the Redmi K90 Max significantly outperforms the Sony Xperia 10 III (78/100 vs 35/100). In the "portability" category, the Sony Xperia 10 III significantly outperforms the Redmi K90 Max (74/100 vs 41/100).
Specs comparison
| Specification | Redmi K90 Max | Sony Xperia 10 III | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9500 | Snapdragon 690 | |
| AnTuTu | 3760662 | 499040 | |
| Geekbench Single | 3293 | 780 | |
| Geekbench Multi | 10243 | 1897 | |
| Display | 6.8" AMOLED | 6.0" OLED | |
| Resolution | 2772x1280 | 1080x2520 | |
| Refresh rate | 165 Hz | 60 Hz | |
| Battery | 8550 mAh | 4500 mAh | |
| Charging | 100W | 30W | |
| Main camera | 50 MP | 12 MP | |
| Ultrawide | 8 MP | 8 MP | |
| Telephoto | 0 MP | 8 MP | |
| Front camera | 20 MP | 8 MP | |
| RAM | 12GB / 16GB | 6GB | |
| Storage | 256GB / 512GB / 1TB | 128GB / 256GB | |
| OS | Android 16 | Android 11 | |
| Brightness (peak) | 3500 nits | — | |
| NFC | yes | yes | |
| Protection | IP66 | IP65/IP68 | |
| Dimensions | 162.9×77.9×8.1 mm | 154.0×68.0×8.3 mm | |
| Weight | 227 g | 169 g | |
| Launch price | $504 | $450 |
Camera comparison
Redmi K90 Max
- Main: 50MP f/1.68
- Ultrawide: 8MP
- Front: 20MP
Sony Xperia 10 III
- Main: 12MP f/1.8
- Ultrawide: 8MP
- Telephoto: 8MP
- Front: 8MP
Display comparison
Redmi K90 Max
- 6.8" AMOLED
- Resolution: 2772x1280
- Refresh rate: 165 Hz
Sony Xperia 10 III
- 6.0" OLED
- Resolution: 1080x2520
- Refresh rate: 60 Hz
Battery and charging
Redmi K90 Max
- 8550 mAh
- Wired: 100W
- No wireless charging
Sony Xperia 10 III
- 4500 mAh
- Wired: 30W
- No wireless charging
Overall performance score
We compared Redmi K90 Max and Sony Xperia 10 III, covering their specs and all relevant benchmarks.
Redmi K90 Max leads Sony Xperia 10 III by 653.6% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $54. Sony Xperia 10 III was $54 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Redmi K90 Max significantly outperforms the Sony Xperia 10 III (96/100 vs 42/100).
display
In the "display" category, the Redmi K90 Max significantly outperforms the Sony Xperia 10 III (94/100 vs 61/100).
camera
In the "camera" category, the Redmi K90 Max notably outperforms the Sony Xperia 10 III (37/100 vs 17/100).
battery
In the "battery" category, the Redmi K90 Max significantly outperforms the Sony Xperia 10 III (78/100 vs 35/100).
portability
In the "portability" category, the Sony Xperia 10 III significantly outperforms the Redmi K90 Max (74/100 vs 41/100).
Frequently asked questions
Which is better: the Redmi K90 Max or the Sony Xperia 10 III?
The Redmi K90 Max significantly outperforms the Sony Xperia 10 III by 36 points (75/100 vs 39/100).
What is the rating of the Redmi K90 Max and the Sony Xperia 10 III?
The Redmi K90 Max has a MobileRank rating of 75/100, the Sony Xperia 10 III — 39/100.
Which has the better camera: the Redmi K90 Max or the Sony Xperia 10 III?
The Redmi K90 Max leads on camera score (37/100 vs 17/100).
Which is more powerful: the Redmi K90 Max or the Sony Xperia 10 III?
The Redmi K90 Max leads on performance (96/100 vs 42/100).
Should you choose the Redmi K90 Max over the Sony Xperia 10 III?
The Redmi K90 Max is a better fit for gamers and power users, those who care about battery life.