Redmi K90 Pro Max vs Sharp Aquos R9
The Redmi K90 Pro Max (2025) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Sharp Aquos R9 (2024) runs on the Qualcomm Snapdragon 7+ Gen 3; launch prices were $561 and $599. By overall MobileRank rating, the Redmi K90 Pro Max leads — 86/100 vs 68/100 (a 18-point difference). Key differences: the Redmi K90 Pro Max has the bigger battery (7560 mAh vs 5000); the Redmi K90 Pro Max is faster in AnTuTu (3,622,315 vs 1,660,924); the Sharp Aquos R9 is noticeably lighter (195g vs 210g).
Profile comparison
Category scores
Redmi K90 Pro Max
Sharp Aquos R9
What makes Redmi K90 Pro Max better?
- Higher AnTuTu: 3622315 vs 1660924
- Better Geekbench Single: 3639 vs 1860
- Better Geekbench Multi: 11047 vs 5045
- Bigger battery: 7560 vs 5000 mAh
- Cheaper at launch: $561 vs $599
- Higher performance (97/100 vs 74/100)
- Better camera (78/100 vs 60/100)
- Longer battery life (89/100 vs 52/100)
- Better portability (54/100 vs 52/100)
What makes Sharp Aquos R9 better?
- Higher refresh rate: 240Hz vs 120Hz
- Lighter: 195g vs 210g
- Better display (90/100 vs 81/100)
Comparison verdict
Comparing the Redmi K90 Pro Max vs the Sharp Aquos R9, the Redmi K90 Pro Max scores 18 points higher (86/100 vs 68/100). In the "performance" category, the Redmi K90 Pro Max leads (97/100 vs 74/100). In the "camera" category, the Redmi K90 Pro Max leads (78/100 vs 60/100). In the "battery" category, the Redmi K90 Pro Max leads (89/100 vs 52/100). Value score: Redmi K90 Pro Max — 90/100, Sharp Aquos R9 — 50/100; 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 Pro Max notably outperforms the Sharp Aquos R9 (97/100 vs 74/100). In the "display" category, the Sharp Aquos R9 is a bit better (90/100 vs 81/100). In the "camera" category, the Redmi K90 Pro Max notably outperforms the Sharp Aquos R9 (78/100 vs 60/100). In the "battery" category, the Redmi K90 Pro Max significantly outperforms the Sharp Aquos R9 (89/100 vs 52/100). In the "portability" category, the Redmi K90 Pro Max and the Sharp Aquos R9 are nearly equal (54/100 vs 52/100).
Specs comparison
| Specification | Redmi K90 Pro Max | Sharp Aquos R9 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 7+ Gen 3 | |
| AnTuTu | 3622315 | 1660924 | |
| Geekbench Single | 3639 | 1860 | |
| Geekbench Multi | 11047 | 5045 | |
| Display | 6.9" OLED | 6.5" PRO IGZO LTPO OLED | |
| Resolution | 2608x1200 | 1080x2340 | |
| Refresh rate | 120 Hz | 240 Hz | |
| Battery | 7560 mAh | 5000 mAh | |
| Charging | 100W | — | |
| Wireless charging | 50W | 0W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 50 MP | 50 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 32 MP | 50 MP | |
| RAM | 16GB | 12GB | |
| Storage | 256GB / 512GB / 1TB | 256GB | |
| OS | Android 16 | Android 14 | |
| Brightness (peak) | 3500 nits | 2000 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 163.3×77.8×7.9 mm | 156.0×75.0×8.9 mm | |
| Weight | 210 g | 195 g | |
| Launch price | $561 | $599 |
Camera comparison
Redmi K90 Pro Max
- Main: 50MP f/1.88
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Sharp Aquos R9
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Front: 50MP
Display comparison
Redmi K90 Pro Max
- 6.9" OLED
- Resolution: 2608x1200
- Refresh rate: 120 Hz
Sharp Aquos R9
- 6.5" PRO IGZO LTPO OLED
- Resolution: 1080x2340
- Refresh rate: 240 Hz
Battery and charging
Redmi K90 Pro Max
- 7560 mAh
- Wired: 100W
- Wireless: 50W
Sharp Aquos R9
- 5000 mAh
- No wireless charging
Overall performance score
We compared Redmi K90 Pro Max and Sharp Aquos R9, covering their specs and all relevant benchmarks.
Redmi K90 Pro Max leads Sharp Aquos R9 by 118.1% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $38. Redmi K90 Pro Max was $38 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Redmi K90 Pro Max notably outperforms the Sharp Aquos R9 (97/100 vs 74/100).
display
In the "display" category, the Sharp Aquos R9 is a bit better (90/100 vs 81/100).
camera
In the "camera" category, the Redmi K90 Pro Max notably outperforms the Sharp Aquos R9 (78/100 vs 60/100).
battery
In the "battery" category, the Redmi K90 Pro Max significantly outperforms the Sharp Aquos R9 (89/100 vs 52/100).
portability
In the "portability" category, the Redmi K90 Pro Max and the Sharp Aquos R9 are nearly equal (54/100 vs 52/100).
Frequently asked questions
Which is better: the Redmi K90 Pro Max or the Sharp Aquos R9?
The Redmi K90 Pro Max is noticeably better than the Sharp Aquos R9 — the overall rating gap is 18 points.
What is the rating of the Redmi K90 Pro Max and the Sharp Aquos R9?
The Redmi K90 Pro Max has a MobileRank rating of 86/100, the Sharp Aquos R9 — 68/100.
Which has the better camera: the Redmi K90 Pro Max or the Sharp Aquos R9?
The Redmi K90 Pro Max leads on camera score (78/100 vs 60/100).
Which is more powerful: the Redmi K90 Pro Max or the Sharp Aquos R9?
The Redmi K90 Pro Max leads on performance (97/100 vs 74/100).
Should you choose the Redmi K90 Pro Max over the Sharp Aquos R9?
The Redmi K90 Pro Max is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The Sharp Aquos R9 is a better fit for active users.