Vivo S1 Prime vs Xiaomi 18 Pro Max
The Vivo S1 Prime (2020) runs on the Qualcomm Snapdragon 665, 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 38/100 (a 54-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 329,457); the Xiaomi 18 Pro Max has NFC for contactless payments, the Vivo S1 Prime doesn't; the Vivo S1 Prime is noticeably lighter (190g vs 235g).
Profile comparison
Category scores
Vivo S1 Prime
Xiaomi 18 Pro Max
What makes Vivo S1 Prime better?
- Lighter: 190g vs 235g
- Better display (83/100 vs 82/100)
- Better portability (57/100 vs 33/100)
What makes Xiaomi 18 Pro Max better?
- Higher AnTuTu: 5001234 vs 329457
- Better Geekbench Single: 4327 vs 321
- Better Geekbench Multi: 12873 vs 1128
- Bigger battery: 8500 vs 4500 mAh
- Faster charging: 100W vs 18W
- Better main camera: 200MP vs 48MP
- Higher performance (100/100 vs 24/100)
- Better camera (100/100 vs 34/100)
- Longer battery life (92/100 vs 33/100)
Comparison verdict
Comparing the Vivo S1 Prime vs the Xiaomi 18 Pro Max, the Xiaomi 18 Pro Max scores 54 points higher (92/100 vs 38/100). In the "performance" category, the Xiaomi 18 Pro Max leads (100/100 vs 24/100). In the "camera" category, the Xiaomi 18 Pro Max leads (100/100 vs 34/100). In the "battery" category, the Xiaomi 18 Pro Max leads (92/100 vs 33/100). In the "performance" category, the Xiaomi 18 Pro Max significantly outperforms the Vivo S1 Prime (100/100 vs 24/100). In the "display" category, the Vivo S1 Prime and the Xiaomi 18 Pro Max are nearly equal (83/100 vs 82/100). In the "camera" category, the Xiaomi 18 Pro Max significantly outperforms the Vivo S1 Prime (100/100 vs 34/100). In the "battery" category, the Xiaomi 18 Pro Max significantly outperforms the Vivo S1 Prime (92/100 vs 33/100). In the "portability" category, the Vivo S1 Prime notably outperforms the Xiaomi 18 Pro Max (57/100 vs 33/100).
Specs comparison
| Specification | Vivo S1 Prime | Xiaomi 18 Pro Max | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 665 | Qualcomm Snapdragon 8 Elite Extreme Gen 6 | |
| AnTuTu | 329457 | 5001234 | |
| Geekbench Single | 321 | 4327 | |
| Geekbench Multi | 1128 | 12873 | |
| Display | 6.4" AMOLED | 6.9" LTPO AMOLED | |
| Resolution | 1080x2340 | 1208x2624 | |
| Refresh rate | — | 120 Hz | |
| Battery | 4500 mAh | 8500 mAh | |
| Charging | 18W | 100W | |
| Wireless charging | 0W | 50W | |
| Main camera | 48 MP | 200 MP | |
| Ultrawide | 8 MP | 50 MP | |
| Telephoto | 0 MP | 200 MP | |
| Front camera | 16 MP | 50 MP | |
| RAM | 8GB | 12GB / 16GB | |
| Storage | 128GB | 256GB / 512GB / 1TB | |
| OS | Android 9.0 (Pie), Funtouch 9.2 | Android 17 | |
| Brightness (peak) | — | 4000 nits | |
| NFC | no | yes | |
| Protection | — | IP68/IP69 | |
| Dimensions | 159.3×75.2×8.7 mm | 163.4×77.6×8.4 mm | |
| Weight | 190 g | 235 g | |
| Launch price | — | $986 |
Camera comparison
Vivo S1 Prime
- Main: 48MP f/1.8
- Ultrawide: 8MP
- Front: 16MP
Xiaomi 18 Pro Max
- Main: 200MP f/1.7
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 50MP
Display comparison
Vivo S1 Prime
- 6.4" AMOLED
- Resolution: 1080x2340
- Refresh rate: —
Xiaomi 18 Pro Max
- 6.9" LTPO AMOLED
- Resolution: 1208x2624
- Refresh rate: 120 Hz
Battery and charging
Vivo S1 Prime
- 4500 mAh
- Wired: 18W
- No wireless charging
Xiaomi 18 Pro Max
- 8500 mAh
- Wired: 100W
- Wireless: 50W
Overall performance score
We compared Vivo S1 Prime and Xiaomi 18 Pro Max, covering their specs and all relevant benchmarks.
Xiaomi 18 Pro Max leads Vivo S1 Prime by 93.4% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Vivo S1 Prime
Price unknownDetailed category analysis
performance
In the "performance" category, the Xiaomi 18 Pro Max significantly outperforms the Vivo S1 Prime (100/100 vs 24/100).
display
In the "display" category, the Vivo S1 Prime and the Xiaomi 18 Pro Max are nearly equal (83/100 vs 82/100).
camera
In the "camera" category, the Xiaomi 18 Pro Max significantly outperforms the Vivo S1 Prime (100/100 vs 34/100).
battery
In the "battery" category, the Xiaomi 18 Pro Max significantly outperforms the Vivo S1 Prime (92/100 vs 33/100).
portability
In the "portability" category, the Vivo S1 Prime notably outperforms the Xiaomi 18 Pro Max (57/100 vs 33/100).
Frequently asked questions
Which is better: the Vivo S1 Prime or the Xiaomi 18 Pro Max?
The Xiaomi 18 Pro Max significantly outperforms the Vivo S1 Prime by 54 points (92/100 vs 38/100).
What is the rating of the Vivo S1 Prime and the Xiaomi 18 Pro Max?
The Vivo S1 Prime has a MobileRank rating of 38/100, the Xiaomi 18 Pro Max — 92/100.
Which has the better camera: the Vivo S1 Prime or the Xiaomi 18 Pro Max?
The Xiaomi 18 Pro Max leads on camera score (100/100 vs 34/100).
Which is more powerful: the Vivo S1 Prime or the Xiaomi 18 Pro Max?
The Xiaomi 18 Pro Max leads on performance (100/100 vs 24/100).
Should you choose the Vivo S1 Prime 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.