iPhone 17 Pro Max
Viewport 440 × 956
440 px
956 px
- CSS viewport
- 440 × 956 px
- Landscape
- 956 × 440 px
- Released
- 2025
- Maker
- Apple
- Type
- Phone
- Tailwind breakpoint
- base
- Bootstrap breakpoint
- xs
Reference: WebMobileFirst
Preview your site on the iPhone 17 Pro Max
Same viewport, one test
These report exactly 440 × 956, so a layout that works here works there too: iPhone 18 Pro Max, iPhone 16 Pro Max.