OnePlus 9R vs Xiaomi 18 Pro Max
The OnePlus 9R (2021) runs on the Qualcomm Snapdragon 870, while the Xiaomi 18 Pro Max (2026) runs on the Qualcomm Snapdragon 8 Elite Extreme Gen 6. By overall MobileRank rating, the Xiaomi 18 Pro Max leads — 92/100 vs 54/100 (a 38-point difference). Key differences: the Xiaomi 18 Pro Max has the bigger battery (8500 mAh vs 4500); the main camera is 48 MP vs 200 MP; the Xiaomi 18 Pro Max is faster in AnTuTu (5,001,234 vs 1,032,318); the OnePlus 9R is noticeably lighter (189g vs 235g).
Profile comparison
Category scores
OnePlus 9R
Xiaomi 18 Pro Max
What makes OnePlus 9R better?
- Lighter: 189g vs 235g
- Better portability (61/100 vs 33/100)
What makes Xiaomi 18 Pro Max better?
- Higher AnTuTu: 5001234 vs 1032318
- Better Geekbench Single: 4327 vs 1298
- Better Geekbench Multi: 12873 vs 3520
- Bigger battery: 8500 vs 4500 mAh
- Faster charging: 100W vs 65W
- Better main camera: 200MP vs 48MP
- Higher performance (100/100 vs 61/100)
- Better camera (100/100 vs 37/100)
- Longer battery life (92/100 vs 42/100)
- Better display (82/100 vs 80/100)
Comparison verdict
Comparing the OnePlus 9R vs the Xiaomi 18 Pro Max, the Xiaomi 18 Pro Max scores 38 points higher (92/100 vs 54/100). In the "performance" category, the Xiaomi 18 Pro Max leads (100/100 vs 61/100). In the "camera" category, the Xiaomi 18 Pro Max leads (100/100 vs 37/100). In the "battery" category, the Xiaomi 18 Pro Max leads (92/100 vs 42/100). In the "performance" category, the Xiaomi 18 Pro Max significantly outperforms the OnePlus 9R (100/100 vs 61/100). In the "display" category, the Xiaomi 18 Pro Max and the OnePlus 9R are nearly equal (82/100 vs 80/100). In the "camera" category, the Xiaomi 18 Pro Max significantly outperforms the OnePlus 9R (100/100 vs 37/100). In the "battery" category, the Xiaomi 18 Pro Max significantly outperforms the OnePlus 9R (92/100 vs 42/100). In the "portability" category, the OnePlus 9R notably outperforms the Xiaomi 18 Pro Max (61/100 vs 33/100).
Specs comparison
| Specification | OnePlus 9R | Xiaomi 18 Pro Max | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 870 | Qualcomm Snapdragon 8 Elite Extreme Gen 6 | |
| AnTuTu | 1032318 | 5001234 | |
| Geekbench Single | 1298 | 4327 | |
| Geekbench Multi | 3520 | 12873 | |
| Display | 6.5" Fluid AMOLED | 6.9" LTPO AMOLED | |
| Resolution | 1080x2400 | 1208x2624 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 4500 mAh | 8500 mAh | |
| Charging | 65W | 100W | |
| Wireless charging | 0W | 50W | |
| Main camera | 48 MP | 200 MP | |
| Ultrawide | 16 MP | 50 MP | |
| Telephoto | 0 MP | 200 MP | |
| Front camera | 16 MP | 50 MP | |
| RAM | 8GB / 12GB | 12GB / 16GB | |
| Storage | 128GB / 256GB | 256GB / 512GB / 1TB | |
| OS | Android 11 | Android 17 | |
| Brightness (peak) | — | 4000 nits | |
| NFC | yes | yes | |
| Protection | — | IP68/IP69 | |
| Dimensions | 161.0×74.1×8.4 mm | 163.4×77.6×8.4 mm | |
| Weight | 189 g | 235 g | |
| Launch price | — | $986 |
Camera comparison
OnePlus 9R
- Main: 48MP
- Ultrawide: 16MP
- Front: 16MP
Xiaomi 18 Pro Max
- Main: 200MP f/1.7
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 50MP
Display comparison
OnePlus 9R
- 6.5" Fluid AMOLED
- Resolution: 1080x2400
- Refresh rate: 120 Hz
Xiaomi 18 Pro Max
- 6.9" LTPO AMOLED
- Resolution: 1208x2624
- Refresh rate: 120 Hz
Battery and charging
OnePlus 9R
- 4500 mAh
- Wired: 65W
- No wireless charging
Xiaomi 18 Pro Max
- 8500 mAh
- Wired: 100W
- Wireless: 50W
Overall performance score
We compared OnePlus 9R and Xiaomi 18 Pro Max, covering their specs and all relevant benchmarks.
Xiaomi 18 Pro Max leads OnePlus 9R by 79.4% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
OnePlus 9R
Price unknownDetailed category analysis
performance
In the "performance" category, the Xiaomi 18 Pro Max significantly outperforms the OnePlus 9R (100/100 vs 61/100).
display
In the "display" category, the Xiaomi 18 Pro Max and the OnePlus 9R are nearly equal (82/100 vs 80/100).
camera
In the "camera" category, the Xiaomi 18 Pro Max significantly outperforms the OnePlus 9R (100/100 vs 37/100).
battery
In the "battery" category, the Xiaomi 18 Pro Max significantly outperforms the OnePlus 9R (92/100 vs 42/100).
portability
In the "portability" category, the OnePlus 9R notably outperforms the Xiaomi 18 Pro Max (61/100 vs 33/100).
Frequently asked questions
Which is better: the OnePlus 9R or the Xiaomi 18 Pro Max?
The Xiaomi 18 Pro Max significantly outperforms the OnePlus 9R by 38 points (92/100 vs 54/100).
What is the rating of the OnePlus 9R and the Xiaomi 18 Pro Max?
The OnePlus 9R has a MobileRank rating of 54/100, the Xiaomi 18 Pro Max — 92/100.
Which has the better camera: the OnePlus 9R or the Xiaomi 18 Pro Max?
The Xiaomi 18 Pro Max leads on camera score (100/100 vs 37/100).
Which is more powerful: the OnePlus 9R or the Xiaomi 18 Pro Max?
The Xiaomi 18 Pro Max leads on performance (100/100 vs 61/100).
Should you choose the OnePlus 9R over the Xiaomi 18 Pro Max?
The OnePlus 9R is a better fit for active users. The Xiaomi 18 Pro Max is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.