Redmi K90 vs Sony Xperia 10 III
The Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Sony Xperia 10 III (2021) runs on the Snapdragon 690; launch prices were $401 and $450. By overall MobileRank rating, the Redmi K90 leads — 76/100 vs 39/100 (a 37-point difference). Key differences: the Redmi K90 has the bigger battery (7100 mAh vs 4500); the main camera is 50 MP vs 12 MP; the Redmi K90 is faster in AnTuTu (3,077,585 vs 499,040); the Sony Xperia 10 III is noticeably lighter (169g vs 206g).
Profile comparison
Category scores
Redmi K90
Sony Xperia 10 III
What makes Redmi K90 better?
- Higher AnTuTu: 3077585 vs 499040
- Better Geekbench Single: 3013 vs 780
- Better Geekbench Multi: 9287 vs 1897
- Bigger battery: 7100 vs 4500 mAh
- Faster charging: 100W vs 30W
- Better main camera: 50MP vs 12MP
- Higher refresh rate: 120Hz vs 60Hz
- Cheaper at launch: $401 vs $450
- Higher performance (91/100 vs 42/100)
- Better camera (58/100 vs 17/100)
- Longer battery life (72/100 vs 35/100)
- Better display (82/100 vs 61/100)
What makes Sony Xperia 10 III better?
- Lighter: 169g vs 206g
- Better portability (74/100 vs 55/100)
Comparison verdict
Comparing the Redmi K90 vs the Sony Xperia 10 III, the Redmi K90 scores 37 points higher (76/100 vs 39/100). In the "performance" category, the Redmi K90 leads (91/100 vs 42/100). In the "camera" category, the Redmi K90 leads (58/100 vs 17/100). In the "battery" category, the Redmi K90 leads (72/100 vs 35/100). Value score: Redmi K90 — 80/100, 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 significantly outperforms the Sony Xperia 10 III (91/100 vs 42/100). In the "display" category, the Redmi K90 notably outperforms the Sony Xperia 10 III (82/100 vs 61/100). In the "camera" category, the Redmi K90 significantly outperforms the Sony Xperia 10 III (58/100 vs 17/100). In the "battery" category, the Redmi K90 significantly outperforms the Sony Xperia 10 III (72/100 vs 35/100). In the "portability" category, the Sony Xperia 10 III notably outperforms the Redmi K90 (74/100 vs 55/100).
Specs comparison
| Specification | Redmi K90 | Sony Xperia 10 III | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Snapdragon 690 | |
| AnTuTu | 3077585 | 499040 | |
| Geekbench Single | 3013 | 780 | |
| Geekbench Multi | 9287 | 1897 | |
| Display | 6.6" AMOLED | 6.0" OLED | |
| Resolution | 2510x1156 | 1080x2520 | |
| Refresh rate | 120 Hz | 60 Hz | |
| Battery | 7100 mAh | 4500 mAh | |
| Charging | 100W | 30W | |
| Main camera | 50 MP | 12 MP | |
| Ultrawide | 8 MP | 8 MP | |
| Telephoto | 50 MP | 8 MP | |
| Front camera | 20 MP | 8 MP | |
| RAM | 12GB / 16GB | 6GB | |
| Storage | 256GB / 512GB | 128GB / 256GB | |
| OS | Android 16 | Android 11 | |
| Brightness (peak) | 3500 nits | — | |
| NFC | yes | yes | |
| Protection | IP68 | IP65/IP68 | |
| Dimensions | 157.5×75.3×8.0 mm | 154.0×68.0×8.3 mm | |
| Weight | 206 g | 169 g | |
| Launch price | $401 | $450 |
Camera comparison
Redmi K90
- Main: 50MP f/1.9
- Ultrawide: 8MP
- Telephoto: 50MP
- Front: 20MP
Sony Xperia 10 III
- Main: 12MP f/1.8
- Ultrawide: 8MP
- Telephoto: 8MP
- Front: 8MP
Display comparison
Redmi K90
- 6.6" AMOLED
- Resolution: 2510x1156
- Refresh rate: 120 Hz
Sony Xperia 10 III
- 6.0" OLED
- Resolution: 1080x2520
- Refresh rate: 60 Hz
Battery and charging
Redmi K90
- 7100 mAh
- Wired: 100W
- No wireless charging
Sony Xperia 10 III
- 4500 mAh
- Wired: 30W
- No wireless charging
Overall performance score
We compared Redmi K90 and Sony Xperia 10 III, covering their specs and all relevant benchmarks.
Redmi K90 leads Sony Xperia 10 III by 516.7% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $49. Redmi K90 was $49 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Redmi K90 significantly outperforms the Sony Xperia 10 III (91/100 vs 42/100).
display
In the "display" category, the Redmi K90 notably outperforms the Sony Xperia 10 III (82/100 vs 61/100).
camera
In the "camera" category, the Redmi K90 significantly outperforms the Sony Xperia 10 III (58/100 vs 17/100).
battery
In the "battery" category, the Redmi K90 significantly outperforms the Sony Xperia 10 III (72/100 vs 35/100).
portability
In the "portability" category, the Sony Xperia 10 III notably outperforms the Redmi K90 (74/100 vs 55/100).
Frequently asked questions
Which is better: the Redmi K90 or the Sony Xperia 10 III?
The Redmi K90 significantly outperforms the Sony Xperia 10 III by 37 points (76/100 vs 39/100).
What is the rating of the Redmi K90 and the Sony Xperia 10 III?
The Redmi K90 has a MobileRank rating of 76/100, the Sony Xperia 10 III — 39/100.
Which has the better camera: the Redmi K90 or the Sony Xperia 10 III?
The Redmi K90 leads on camera score (58/100 vs 17/100).
Which is more powerful: the Redmi K90 or the Sony Xperia 10 III?
The Redmi K90 leads on performance (91/100 vs 42/100).
Should you choose the Redmi K90 over the Sony Xperia 10 III?
The Redmi K90 is a better fit for gamers and power users, budget-conscious buyers.