Oppo A3x (China) vs Xiaomi 18 Pro Max
The Oppo A3x (China) (2024) runs on the MediaTek Dimensity 6300, 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 41/100 (a 51-point difference). Key differences: the Xiaomi 18 Pro Max has the bigger battery (8500 mAh vs 5100); the main camera is 32 MP vs 200 MP; the Xiaomi 18 Pro Max is faster in AnTuTu (5,001,234 vs 528,398); the Xiaomi 18 Pro Max has NFC for contactless payments, the Oppo A3x (China) doesn't; the Oppo A3x (China) is noticeably lighter (186g vs 235g).
Profile comparison
Category scores
Oppo A3x (China)
Xiaomi 18 Pro Max
What makes Oppo A3x (China) better?
- Lighter: 186g vs 235g
- Better portability (71/100 vs 33/100)
What makes Xiaomi 18 Pro Max better?
- Higher AnTuTu: 5001234 vs 528398
- Better Geekbench Single: 4327 vs 771
- Better Geekbench Multi: 12873 vs 1980
- Bigger battery: 8500 vs 5100 mAh
- Faster charging: 100W vs 45W
- Better main camera: 200MP vs 32MP
- Higher performance (100/100 vs 43/100)
- Better camera (100/100 vs 20/100)
- Longer battery life (92/100 vs 51/100)
- Better display (82/100 vs 55/100)
Comparison verdict
Comparing the Oppo A3x (China) vs the Xiaomi 18 Pro Max, the Xiaomi 18 Pro Max scores 51 points higher (92/100 vs 41/100). In the "performance" category, the Xiaomi 18 Pro Max leads (100/100 vs 43/100). In the "camera" category, the Xiaomi 18 Pro Max leads (100/100 vs 20/100). In the "battery" category, the Xiaomi 18 Pro Max leads (92/100 vs 51/100). In the "performance" category, the Xiaomi 18 Pro Max significantly outperforms the Oppo A3x (China) (100/100 vs 43/100). In the "display" category, the Xiaomi 18 Pro Max notably outperforms the Oppo A3x (China) (82/100 vs 55/100). In the "camera" category, the Xiaomi 18 Pro Max significantly outperforms the Oppo A3x (China) (100/100 vs 20/100). In the "battery" category, the Xiaomi 18 Pro Max significantly outperforms the Oppo A3x (China) (92/100 vs 51/100). In the "portability" category, the Oppo A3x (China) significantly outperforms the Xiaomi 18 Pro Max (71/100 vs 33/100).
Specs comparison
| Specification | Oppo A3x (China) | Xiaomi 18 Pro Max | |
|---|---|---|---|
| Processor | MediaTek Dimensity 6300 | Qualcomm Snapdragon 8 Elite Extreme Gen 6 | |
| AnTuTu | 528398 | 5001234 | |
| Geekbench Single | 771 | 4327 | |
| Geekbench Multi | 1980 | 12873 | |
| Display | 6.7" IPS LCD | 6.9" LTPO AMOLED | |
| Resolution | 720x1604 | 1208x2624 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 5100 mAh | 8500 mAh | |
| Charging | 45W | 100W | |
| Wireless charging | 0W | 50W | |
| Main camera | 32 MP | 200 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 200 MP | |
| Front camera | 8 MP | 50 MP | |
| RAM | 4GB / 6GB / 8GB | 12GB / 16GB | |
| Storage | 128GB / 256GB / 512GB | 256GB / 512GB / 1TB | |
| OS | Android 14, ColorOS 14 | Android 17 | |
| Brightness (peak) | 1000 nits | 4000 nits | |
| NFC | no | yes | |
| Protection | IP54 | IP68/IP69 | |
| Dimensions | 165.7×76.0×7.7 mm | 163.4×77.6×8.4 mm | |
| Weight | 186 g | 235 g | |
| Launch price | — | $986 |
Camera comparison
Oppo A3x (China)
- Main: 32MP f/1.8
- Front: 8MP
Xiaomi 18 Pro Max
- Main: 200MP f/1.7
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 50MP
Display comparison
Oppo A3x (China)
- 6.7" IPS LCD
- Resolution: 720x1604
- Refresh rate: 120 Hz
Xiaomi 18 Pro Max
- 6.9" LTPO AMOLED
- Resolution: 1208x2624
- Refresh rate: 120 Hz
Battery and charging
Oppo A3x (China)
- 5100 mAh
- Wired: 45W
- No wireless charging
Xiaomi 18 Pro Max
- 8500 mAh
- Wired: 100W
- Wireless: 50W
Overall performance score
We compared Oppo A3x (China) and Xiaomi 18 Pro Max, covering their specs and all relevant benchmarks.
Xiaomi 18 Pro Max leads Oppo A3x (China) by 89.4% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Oppo A3x (China)
Price unknownDetailed category analysis
performance
In the "performance" category, the Xiaomi 18 Pro Max significantly outperforms the Oppo A3x (China) (100/100 vs 43/100).
display
In the "display" category, the Xiaomi 18 Pro Max notably outperforms the Oppo A3x (China) (82/100 vs 55/100).
camera
In the "camera" category, the Xiaomi 18 Pro Max significantly outperforms the Oppo A3x (China) (100/100 vs 20/100).
battery
In the "battery" category, the Xiaomi 18 Pro Max significantly outperforms the Oppo A3x (China) (92/100 vs 51/100).
portability
In the "portability" category, the Oppo A3x (China) significantly outperforms the Xiaomi 18 Pro Max (71/100 vs 33/100).
Frequently asked questions
Which is better: the Oppo A3x (China) or the Xiaomi 18 Pro Max?
The Xiaomi 18 Pro Max significantly outperforms the Oppo A3x (China) by 51 points (92/100 vs 41/100).
What is the rating of the Oppo A3x (China) and the Xiaomi 18 Pro Max?
The Oppo A3x (China) has a MobileRank rating of 41/100, the Xiaomi 18 Pro Max — 92/100.
Which has the better camera: the Oppo A3x (China) or the Xiaomi 18 Pro Max?
The Xiaomi 18 Pro Max leads on camera score (100/100 vs 20/100).
Which is more powerful: the Oppo A3x (China) or the Xiaomi 18 Pro Max?
The Xiaomi 18 Pro Max leads on performance (100/100 vs 43/100).
Should you choose the Oppo A3x (China) over the Xiaomi 18 Pro Max?
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.