Vivo X21i vs Xiaomi 18 Pro Max
The Vivo X21i (2018) runs on the MediaTek Helio P60, 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 30/100 (a 62-point difference). Key differences: the Xiaomi 18 Pro Max has the bigger battery (8500 mAh vs 3425); the main camera is 12 MP vs 200 MP; the Xiaomi 18 Pro Max is faster in AnTuTu (5,001,234 vs 314,537); the Xiaomi 18 Pro Max has NFC for contactless payments, the Vivo X21i doesn't; the Vivo X21i is noticeably lighter (159g vs 235g).
Profile comparison
Category scores
Vivo X21i
Xiaomi 18 Pro Max
What makes Vivo X21i better?
- Lighter: 159g vs 235g
- Better portability (94/100 vs 33/100)
What makes Xiaomi 18 Pro Max better?
- Higher AnTuTu: 5001234 vs 314537
- Better Geekbench Single: 4327 vs 341
- Better Geekbench Multi: 12873 vs 779
- Bigger battery: 8500 vs 3425 mAh
- Better main camera: 200MP vs 12MP
- Higher performance (100/100 vs 20/100)
- Better camera (100/100 vs 15/100)
- Longer battery life (92/100 vs 15/100)
Comparison verdict
Comparing the Vivo X21i vs the Xiaomi 18 Pro Max, the Xiaomi 18 Pro Max scores 62 points higher (92/100 vs 30/100). In the "performance" category, the Xiaomi 18 Pro Max leads (100/100 vs 20/100). In the "camera" category, the Xiaomi 18 Pro Max leads (100/100 vs 15/100). In the "battery" category, the Xiaomi 18 Pro Max leads (92/100 vs 15/100). In the "performance" category, the Xiaomi 18 Pro Max significantly outperforms the Vivo X21i (100/100 vs 20/100). In the "display" category, both devices are on the same level — 82/100. In the "camera" category, the Xiaomi 18 Pro Max significantly outperforms the Vivo X21i (100/100 vs 15/100). In the "battery" category, the Xiaomi 18 Pro Max significantly outperforms the Vivo X21i (92/100 vs 15/100). In the "portability" category, the Vivo X21i significantly outperforms the Xiaomi 18 Pro Max (94/100 vs 33/100).
Specs comparison
| Specification | Vivo X21i | Xiaomi 18 Pro Max | |
|---|---|---|---|
| Processor | MediaTek Helio P60 | Qualcomm Snapdragon 8 Elite Extreme Gen 6 | |
| AnTuTu | 314537 | 5001234 | |
| Geekbench Single | 341 | 4327 | |
| Geekbench Multi | 779 | 12873 | |
| Display | 6.3" Super AMOLED | 6.9" LTPO AMOLED | |
| Resolution | 1080x2280 | 1208x2624 | |
| Refresh rate | — | 120 Hz | |
| Battery | 3425 mAh | 8500 mAh | |
| Charging | — | 100W | |
| Wireless charging | — | 50W | |
| Main camera | 12 MP | 200 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 200 MP | |
| Front camera | 24 MP | 50 MP | |
| RAM | 4GB / 6GB | 12GB / 16GB | |
| Storage | 64GB / 128GB | 256GB / 512GB / 1TB | |
| OS | Android 8.1 (Oreo); Funtouch 4 | Android 17 | |
| Brightness (peak) | — | 4000 nits | |
| NFC | no | yes | |
| Protection | — | IP68/IP69 | |
| Dimensions | 154.4×75.0×7.0 mm | 163.4×77.6×8.4 mm | |
| Weight | 159 g | 235 g | |
| Launch price | — | $986 |
Camera comparison
Vivo X21i
- Main: 12MP f/1.8
- Front: 24MP
Xiaomi 18 Pro Max
- Main: 200MP f/1.7
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 50MP
Display comparison
Vivo X21i
- 6.3" Super AMOLED
- Resolution: 1080x2280
- Refresh rate: —
Xiaomi 18 Pro Max
- 6.9" LTPO AMOLED
- Resolution: 1208x2624
- Refresh rate: 120 Hz
Battery and charging
Vivo X21i
- 3425 mAh
- Wireless charging: no data
Xiaomi 18 Pro Max
- 8500 mAh
- Wired: 100W
- Wireless: 50W
Overall performance score
We compared Vivo X21i and Xiaomi 18 Pro Max, covering their specs and all relevant benchmarks.
Xiaomi 18 Pro Max leads Vivo X21i by 93.7% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Vivo X21i
Price unknownDetailed category analysis
performance
In the "performance" category, the Xiaomi 18 Pro Max significantly outperforms the Vivo X21i (100/100 vs 20/100).
display
In the "display" category, both devices are on the same level — 82/100.
camera
In the "camera" category, the Xiaomi 18 Pro Max significantly outperforms the Vivo X21i (100/100 vs 15/100).
battery
In the "battery" category, the Xiaomi 18 Pro Max significantly outperforms the Vivo X21i (92/100 vs 15/100).
portability
In the "portability" category, the Vivo X21i significantly outperforms the Xiaomi 18 Pro Max (94/100 vs 33/100).
Frequently asked questions
Which is better: the Vivo X21i or the Xiaomi 18 Pro Max?
The Xiaomi 18 Pro Max significantly outperforms the Vivo X21i by 62 points (92/100 vs 30/100).
What is the rating of the Vivo X21i and the Xiaomi 18 Pro Max?
The Vivo X21i has a MobileRank rating of 30/100, the Xiaomi 18 Pro Max — 92/100.
Which has the better camera: the Vivo X21i or the Xiaomi 18 Pro Max?
The Xiaomi 18 Pro Max leads on camera score (100/100 vs 15/100).
Which is more powerful: the Vivo X21i or the Xiaomi 18 Pro Max?
The Xiaomi 18 Pro Max leads on performance (100/100 vs 20/100).
Should you choose the Vivo X21i 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.