Vivo S15 vs Xiaomi 18 Pro Max
The Vivo S15 (2022) runs on the Qualcomm Snapdragon 870 5G, 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 57/100 (a 35-point difference). Key differences: the Xiaomi 18 Pro Max has the bigger battery (8500 mAh vs 4500); the main camera is 64 MP vs 200 MP; the Xiaomi 18 Pro Max is faster in AnTuTu (5,001,234 vs 1,010,069); the Vivo S15 is noticeably lighter (197g vs 235g).
Profile comparison
Category scores
Vivo S15
Xiaomi 18 Pro Max
What makes Vivo S15 better?
- Lighter: 197g vs 235g
- Better portability (61/100 vs 33/100)
What makes Xiaomi 18 Pro Max better?
- Higher AnTuTu: 5001234 vs 1010069
- Better Geekbench Single: 4327 vs 1298
- Better Geekbench Multi: 12873 vs 3520
- Bigger battery: 8500 vs 4500 mAh
- Faster charging: 100W vs 66W
- Better main camera: 200MP vs 64MP
- Higher performance (100/100 vs 61/100)
- Better camera (100/100 vs 48/100)
- Longer battery life (92/100 vs 42/100)
- Better display (82/100 vs 80/100)
Comparison verdict
Comparing the Vivo S15 vs the Xiaomi 18 Pro Max, the Xiaomi 18 Pro Max scores 35 points higher (92/100 vs 57/100). 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 48/100). 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 Vivo S15 (100/100 vs 61/100). In the "display" category, the Xiaomi 18 Pro Max and the Vivo S15 are nearly equal (82/100 vs 80/100). In the "camera" category, the Xiaomi 18 Pro Max significantly outperforms the Vivo S15 (100/100 vs 48/100). In the "battery" category, the Xiaomi 18 Pro Max significantly outperforms the Vivo S15 (92/100 vs 42/100). In the "portability" category, the Vivo S15 notably outperforms the Xiaomi 18 Pro Max (61/100 vs 33/100).
Specs comparison
| Specification | Vivo S15 | Xiaomi 18 Pro Max | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 870 5G | Qualcomm Snapdragon 8 Elite Extreme Gen 6 | |
| AnTuTu | 1010069 | 5001234 | |
| Geekbench Single | 1298 | 4327 | |
| Geekbench Multi | 3520 | 12873 | |
| Display | 6.6" AMOLED | 6.9" LTPO AMOLED | |
| Resolution | 1080x2400 | 1208x2624 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 4500 mAh | 8500 mAh | |
| Charging | 66W | 100W | |
| Wireless charging | 0W | 50W | |
| Main camera | 64 MP | 200 MP | |
| Ultrawide | 8 MP | 50 MP | |
| Telephoto | 0 MP | 200 MP | |
| Front camera | 32 MP | 50 MP | |
| RAM | 8GB / 12GB | 12GB / 16GB | |
| Storage | 128GB / 256GB | 256GB / 512GB / 1TB | |
| OS | Android 12, Origin OS Ocean | Android 17 | |
| Brightness (peak) | 1300 nits | 4000 nits | |
| NFC | yes | yes | |
| Protection | — | IP68/IP69 | |
| Dimensions | 161.1×74.3×8.0 mm | 163.4×77.6×8.4 mm | |
| Weight | 197 g | 235 g | |
| Launch price | — | $986 |
Camera comparison
Vivo S15
- Main: 64MP f/1.9
- Ultrawide: 8MP
- Front: 32MP
Xiaomi 18 Pro Max
- Main: 200MP f/1.7
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 50MP
Display comparison
Vivo S15
- 6.6" AMOLED
- Resolution: 1080x2400
- Refresh rate: 120 Hz
Xiaomi 18 Pro Max
- 6.9" LTPO AMOLED
- Resolution: 1208x2624
- Refresh rate: 120 Hz
Battery and charging
Vivo S15
- 4500 mAh
- Wired: 66W
- No wireless charging
Xiaomi 18 Pro Max
- 8500 mAh
- Wired: 100W
- Wireless: 50W
Overall performance score
We compared Vivo S15 and Xiaomi 18 Pro Max, covering their specs and all relevant benchmarks.
Xiaomi 18 Pro Max leads Vivo S15 by 79.8% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Vivo S15
Price unknownDetailed category analysis
performance
In the "performance" category, the Xiaomi 18 Pro Max significantly outperforms the Vivo S15 (100/100 vs 61/100).
display
In the "display" category, the Xiaomi 18 Pro Max and the Vivo S15 are nearly equal (82/100 vs 80/100).
camera
In the "camera" category, the Xiaomi 18 Pro Max significantly outperforms the Vivo S15 (100/100 vs 48/100).
battery
In the "battery" category, the Xiaomi 18 Pro Max significantly outperforms the Vivo S15 (92/100 vs 42/100).
portability
In the "portability" category, the Vivo S15 notably outperforms the Xiaomi 18 Pro Max (61/100 vs 33/100).
Frequently asked questions
Which is better: the Vivo S15 or the Xiaomi 18 Pro Max?
The Xiaomi 18 Pro Max significantly outperforms the Vivo S15 by 35 points (92/100 vs 57/100).
What is the rating of the Vivo S15 and the Xiaomi 18 Pro Max?
The Vivo S15 has a MobileRank rating of 57/100, the Xiaomi 18 Pro Max — 92/100.
Which has the better camera: the Vivo S15 or the Xiaomi 18 Pro Max?
The Xiaomi 18 Pro Max leads on camera score (100/100 vs 48/100).
Which is more powerful: the Vivo S15 or the Xiaomi 18 Pro Max?
The Xiaomi 18 Pro Max leads on performance (100/100 vs 61/100).
Should you choose the Vivo S15 over the Xiaomi 18 Pro Max?
The Vivo S15 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.