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 — 74/100 vs 39/100 (a 35-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 (3,803,420 vs 499,040); the Sony Xperia 10 III is noticeably lighter (169g vs 227g).

The Redmi K90 Max significantly outperforms the Sony Xperia 10 III by 35 points (74/100 vs 39/100).
Profile comparison
Category scores
Redmi K90 Max
Performance 95
Display 94
Camera 37
Battery 78
Portability 41
Value for money 74
Sony Xperia 10 III
Performance 42
Display 61
Camera 17
Battery 35
Portability 74
Value for money 10
What makes Redmi K90 Max better?
  • Higher AnTuTu: 3803420 vs 499040
  • Better Geekbench Single: 3228 vs 780
  • Better Geekbench Multi: 9553 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 (95/100 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 35 points higher (74/100 vs 39/100). In the "performance" category, the Redmi K90 Max leads (95/100 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 — 74/100, Sony Xperia 10 III — 10/100; 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 Max significantly outperforms the Sony Xperia 10 III (95/100 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).

Redmi K90 Max: The Redmi K90 Max is a better fit for gamers and power users, those who care about battery life.
Sony Xperia 10 III: The Sony Xperia 10 III is a better fit for everyday use.
Specs comparison
Specification Redmi K90 Max Sony Xperia 10 III
Processor MediaTek Dimensity 9500 Snapdragon 690
AnTuTu 3803420 499040
Geekbench Single 3228 780
Geekbench Multi 9553 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/f/1.68
  • Ultrawide: 8MP
  • Front: 20MP
37
camera
Sony Xperia 10 III
  • Main: 12MP f/f/1.8
  • Ultrawide: 8MP
  • Telephoto: 8MP
  • Front: 8MP
17
camera
Display comparison
Redmi K90 Max
  • 6.8" AMOLED
  • Resolution: 2772x1280
  • Refresh rate: 165 Hz
94
display
Sony Xperia 10 III
  • 6.0" OLED
  • Resolution: 1080x2520
  • Refresh rate: 60 Hz
61
display
Battery and charging
Redmi K90 Max
  • 8550 mAh
  • Wired: 100W
  • No wireless charging
78
battery
Sony Xperia 10 III
  • 4500 mAh
  • Wired: 30W
  • No wireless charging
35
battery
Overall performance score

We compared Redmi K90 Max and Sony Xperia 10 III, covering their specs and all relevant benchmarks.

Redmi K90 Max MediaTek Dimensity 9500
74/100
3803420 AnTuTu
Sony Xperia 10 III Snapdragon 690
39/100 -662.1%
499040 AnTuTu

Redmi K90 Max leads Sony Xperia 10 III by 662.1% in our overall performance rating.

Benchmarks
Launch prices and where to check today's
Redmi K90 Max
$504
Sony Xperia 10 III
$450

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 (95/100 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 35 points (74/100 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 74/100, 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 (95/100 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. The Sony Xperia 10 III is a better fit for everyday use.