Xiaomi 15S Pro vs Xiaomi 18 Pro Max
The Xiaomi 15S Pro (2025) runs on the Xiaomi XRING O1, while the Xiaomi 18 Pro Max (2026) runs on the Qualcomm Snapdragon 8 Elite Extreme Gen 6; launch prices were $760 and $986. By overall MobileRank rating, the Xiaomi 18 Pro Max leads — 92/100 vs 84/100 (a 8-point difference). Key differences: the Xiaomi 18 Pro Max has the bigger battery (8500 mAh vs 6100); the main camera is 50 MP vs 200 MP; the Xiaomi 18 Pro Max is faster in AnTuTu (5,001,234 vs 2,998,904).
Profile comparison
Category scores
Xiaomi 15S Pro
Xiaomi 18 Pro Max
What makes Xiaomi 15S Pro better?
- Cheaper at launch: $760 vs $986
- Better display (90/100 vs 82/100)
What makes Xiaomi 18 Pro Max better?
- Higher AnTuTu: 5001234 vs 2998904
- Better Geekbench Single: 4327 vs 2746
- Better Geekbench Multi: 12873 vs 8431
- Bigger battery: 8500 vs 6100 mAh
- Faster charging: 100W vs 90W
- Better main camera: 200MP vs 50MP
- Higher performance (100/100 vs 89/100)
- Better camera (100/100 vs 78/100)
- Longer battery life (92/100 vs 77/100)
Comparison verdict
Comparing the Xiaomi 15S Pro vs the Xiaomi 18 Pro Max, the Xiaomi 18 Pro Max scores 8 points higher (92/100 vs 84/100). In the "performance" category, the Xiaomi 18 Pro Max leads (100/100 vs 89/100). In the "camera" category, the Xiaomi 18 Pro Max leads (100/100 vs 78/100). In the "battery" category, the Xiaomi 18 Pro Max leads (92/100 vs 77/100). Value score: Xiaomi 15S Pro — 82/100, Xiaomi 18 Pro Max — 96/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. In the "performance" category, the Xiaomi 18 Pro Max is a bit better (100/100 vs 89/100). In the "display" category, the Xiaomi 15S Pro is a bit better (90/100 vs 82/100). In the "camera" category, the Xiaomi 18 Pro Max notably outperforms the Xiaomi 15S Pro (100/100 vs 78/100). In the "battery" category, the Xiaomi 18 Pro Max notably outperforms the Xiaomi 15S Pro (92/100 vs 77/100).
Specs comparison
| Specification | Xiaomi 15S Pro | Xiaomi 18 Pro Max | |
|---|---|---|---|
| Processor | Xiaomi XRING O1 | Qualcomm Snapdragon 8 Elite Extreme Gen 6 | |
| AnTuTu | 2998904 | 5001234 | |
| Geekbench Single | 2746 | 4327 | |
| Geekbench Multi | 8431 | 12873 | |
| Display | 6.7" LTPO AMOLED | 6.9" LTPO AMOLED | |
| Resolution | 3200x1440 | 1208x2624 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 6100 mAh | 8500 mAh | |
| Charging | 90W | 100W | |
| Wireless charging | — | 50W | |
| Main camera | 50 MP | 200 MP | |
| Ultrawide | 50 MP | 50 MP | |
| Telephoto | 50 MP | 200 MP | |
| Front camera | 32 MP | 50 MP | |
| RAM | 16GB | 12GB / 16GB | |
| Storage | 512GB / 1TB | 256GB / 512GB / 1TB | |
| OS | Android 15 | Android 17 | |
| Brightness (peak) | — | 4000 nits | |
| NFC | — | yes | |
| Protection | — | IP68/IP69 | |
| Dimensions | — | 163.4×77.6×8.4 mm | |
| Weight | — | 235 g | |
| Launch price | $760 | $986 |
Camera comparison
Xiaomi 15S Pro
- Main: 50MP f/1.8
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Xiaomi 18 Pro Max
- Main: 200MP f/1.7
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 50MP
Display comparison
Xiaomi 15S Pro
- 6.7" LTPO AMOLED
- Resolution: 3200x1440
- Refresh rate: 120 Hz
Xiaomi 18 Pro Max
- 6.9" LTPO AMOLED
- Resolution: 1208x2624
- Refresh rate: 120 Hz
Battery and charging
Xiaomi 15S Pro
- 6100 mAh
- Wired: 90W
- Wireless charging: no data
Xiaomi 18 Pro Max
- 8500 mAh
- Wired: 100W
- Wireless: 50W
Overall performance score
We compared Xiaomi 15S Pro and Xiaomi 18 Pro Max, covering their specs and all relevant benchmarks.
Xiaomi 18 Pro Max leads Xiaomi 15S Pro by 40.0% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $226. Xiaomi 15S Pro was $226 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Xiaomi 18 Pro Max is a bit better (100/100 vs 89/100).
display
In the "display" category, the Xiaomi 15S Pro is a bit better (90/100 vs 82/100).
camera
In the "camera" category, the Xiaomi 18 Pro Max notably outperforms the Xiaomi 15S Pro (100/100 vs 78/100).
battery
In the "battery" category, the Xiaomi 18 Pro Max notably outperforms the Xiaomi 15S Pro (92/100 vs 77/100).
Frequently asked questions
Which is better: the Xiaomi 15S Pro or the Xiaomi 18 Pro Max?
The Xiaomi 18 Pro Max edges out the Xiaomi 15S Pro by just 8 points — the two devices are very close in overall level.
What is the rating of the Xiaomi 15S Pro and the Xiaomi 18 Pro Max?
The Xiaomi 15S Pro has a MobileRank rating of 84/100, the Xiaomi 18 Pro Max — 92/100.
Which has the better camera: the Xiaomi 15S Pro or the Xiaomi 18 Pro Max?
The Xiaomi 18 Pro Max leads on camera score (100/100 vs 78/100).
Which is more powerful: the Xiaomi 15S Pro or the Xiaomi 18 Pro Max?
The Xiaomi 18 Pro Max leads on performance (100/100 vs 89/100).
Should you choose the Xiaomi 15S Pro over the Xiaomi 18 Pro Max?
The Xiaomi 15S Pro is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. 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.