OnePlus 9 vs Redmi K90 Pro Max
The OnePlus 9 (2021) runs on the Qualcomm Snapdragon 888, while the Redmi K90 Pro Max (2025) runs on the Qualcomm Snapdragon 8 Elite Gen 5; estimated prices are $729 and $561. By overall MobileRank rating, the Redmi K90 Pro Max leads — 86/100 vs 60/100 (a 26-point difference). Key differences: the Redmi K90 Pro Max has the bigger battery (7560 mAh vs 4500); the main camera is 48 MP vs 50 MP; the Redmi K90 Pro Max is faster in AnTuTu (4,119,955 vs 1,135,878); the OnePlus 9 is noticeably lighter (192g vs 210g).
OnePlus 9
Redmi K90 Pro Max
- Lighter: 192g vs 210g
- Better portability (56/100 vs 54/100)
- Higher AnTuTu: 4119955 vs 1135878
- Better Geekbench Single: 3640 vs 1488
- Better Geekbench Multi: 11033 vs 3373
- Bigger battery: 7560 vs 4500 mAh
- Faster charging: 100W vs 65W
- Better main camera: 50MP vs 48MP
- Faster wireless charging: 50W vs 15W
- Cheaper: $561 vs $729
- Higher performance (98/100 vs 64/100)
- Better camera (78/100 vs 51/100)
- Longer battery life (89/100 vs 50/100)
- Better display (81/100 vs 80/100)
Comparing the OnePlus 9 vs the Redmi K90 Pro Max, the Redmi K90 Pro Max scores 26 points higher (86/100 vs 60/100). In the "performance" category, the Redmi K90 Pro Max leads (98/100 vs 64/100). In the "camera" category, the Redmi K90 Pro Max leads (78/100 vs 51/100). In the "battery" category, the Redmi K90 Pro Max leads (89/100 vs 50/100). In the "performance" category, the Redmi K90 Pro Max significantly outperforms the OnePlus 9 (98/100 vs 64/100). In the "display" category, the Redmi K90 Pro Max and the OnePlus 9 are nearly equal (81/100 vs 80/100). In the "camera" category, the Redmi K90 Pro Max notably outperforms the OnePlus 9 (78/100 vs 51/100). In the "battery" category, the Redmi K90 Pro Max significantly outperforms the OnePlus 9 (89/100 vs 50/100). In the "portability" category, the OnePlus 9 and the Redmi K90 Pro Max are nearly equal (56/100 vs 54/100).
| Specification | OnePlus 9 | Redmi K90 Pro Max | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 888 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 1135878 | 4119955 | |
| Geekbench Single | 1488 | 3640 | |
| Geekbench Multi | 3373 | 11033 | |
| Display | 6.5" AMOLED | 6.9" OLED | |
| Resolution | 2400x1080 | 2608x1200 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 4500 mAh | 7560 mAh | |
| Charging | 65W | 100W | |
| Wireless charging | 15W | 50W | |
| Main camera | 48 MP | 50 MP | |
| Ultrawide | 50 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 16 MP | 32 MP | |
| RAM | 8GB / 12GB | 16GB | |
| Storage | 128GB / 256GB | 256GB / 512GB / 1TB | |
| OS | Android 11 | Android 16 | |
| Brightness (peak) | 1100 nits | 3500 nits | |
| NFC | yes | yes | |
| Protection | — | IP68 | |
| Dimensions | 160.0×74.2×8.7 mm | 163.3×77.8×7.9 mm | |
| Weight | 192 g | 210 g | |
| Price | $729 | $561 |
OnePlus 9
- Main: 48MP f/1.8
- Ultrawide: 50MP
- Front: 16MP
Redmi K90 Pro Max
- Main: 50MP f/f/1.88
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
OnePlus 9
- 6.5" AMOLED
- Resolution: 2400x1080
- Refresh rate: 120 Hz
Redmi K90 Pro Max
- 6.9" OLED
- Resolution: 2608x1200
- Refresh rate: 120 Hz
OnePlus 9
- 4500 mAh
- Wired: 65W
- Wireless: 15W
Redmi K90 Pro Max
- 7560 mAh
- Wired: 100W
- Wireless: 50W
We compared OnePlus 9 and Redmi K90 Pro Max, covering their specs and all relevant benchmarks.
Redmi K90 Pro Max leads OnePlus 9 by 72.4% in our overall performance rating.
Price difference: $168. Redmi K90 Pro Max is cheaper by $168.
performance
In the "performance" category, the Redmi K90 Pro Max significantly outperforms the OnePlus 9 (98/100 vs 64/100).
display
In the "display" category, the Redmi K90 Pro Max and the OnePlus 9 are nearly equal (81/100 vs 80/100).
camera
In the "camera" category, the Redmi K90 Pro Max notably outperforms the OnePlus 9 (78/100 vs 51/100).
battery
In the "battery" category, the Redmi K90 Pro Max significantly outperforms the OnePlus 9 (89/100 vs 50/100).
portability
In the "portability" category, the OnePlus 9 and the Redmi K90 Pro Max are nearly equal (56/100 vs 54/100).
Which is better: the OnePlus 9 or the Redmi K90 Pro Max?
The Redmi K90 Pro Max significantly outperforms the OnePlus 9 by 26 points (86/100 vs 60/100).
What is the rating of the OnePlus 9 and the Redmi K90 Pro Max?
The OnePlus 9 has a MobileRank rating of 60/100, the Redmi K90 Pro Max — 86/100.
Which has the better camera: the OnePlus 9 or the Redmi K90 Pro Max?
The Redmi K90 Pro Max leads on camera score (78/100 vs 51/100).
Which is more powerful: the OnePlus 9 or the Redmi K90 Pro Max?
The Redmi K90 Pro Max leads on performance (98/100 vs 64/100).
Should you choose the OnePlus 9 over the Redmi K90 Pro Max?
The OnePlus 9 is a better fit for active users. The Redmi K90 Pro Max is a better fit for gamers and power users, those who care about battery life.