iPhone 17 Pro Max Screen Size
The iPhone 17 Pro Max has a 6.9 inch screen with a resolution of 1320 × 2868 pixels, about 458 pixels per inch. The screen itself is 2.9 in7.3 cm wide and 6.3 in15.9 cm tall (7.3 cm2.9 in × 15.9 cm6.3 in), measured as a rectangle before the rounded corners.
- Screen
- 6.9 in 17.5 cm
- Resolution
- 1320 × 2868
- Pixel density
- 458 PPI
- Released
- 2025
How big is the iPhone 17 Pro Max screen?
- Screen (diagonal)
- 6.9 in (17.5 cm)
- Screen width
- 2.9 in7.3 cm · 7.3 cm2.9 in
- Screen height
- 6.3 in15.9 cm · 15.9 cm6.3 in
- Screen area
- 18 sq in117 sq cm
- Aspect ratio
- 19.5:9 (2.17:1)
- Resolution
- 1320 × 2868
- Total pixels
- 3.8 million
- Pixel density
- 458 PPI
- Pixels per cm
- 180
- Pixel size
- 0.055 mm
- Released
- 2025
Which iPhones came out in 2025?
Apple released 5 iPhones in 2025: the iPhone 17 Pro Max, iPhone Air, iPhone 17 Pro, iPhone 17 and iPhone 16e. Their screens ran from 6.1 to 6.9 inches. It had the biggest screen of the 2025 iPhones.
The iPhone Air is under half an inch smaller corner to corner, with about a tenth less screen area. The iPhone 17 Pro and 17 are both about half an inch smaller corner to corner, with about a fifth less screen area. The iPhone 16e is nearly an inch smaller corner to corner, with about a fifth less screen area.
How did the screen change from the iPhone 16 Pro Max?
The iPhone 17 Pro Max replaced the iPhone 16 Pro Max from 2024. Both have a 6.9 inch screen of the same shape. Pixel density stayed at 458 PPI.
The iPhone 18 Pro Max followed in 2026, with a 6.9 inch screen at 1320 × 2868 and 458 PPI.
How sharp is the iPhone 17 Pro Max screen?
At 458 pixels per inch, single pixels vanish for 20/20 vision beyond 7.5 in19.1 cm (19.1 cm7.5 in). You hold a phone closer than that only when reading small print, so the screen looks smooth.
The iPhone Air was sharper that year, though the gap is too small to see. Across our list, fourteen iPhones have a higher pixel density.
Where does the iPhone 17 Pro Max rank among iPhone screens?
No iPhone in our list has a bigger screen than the iPhone 17 Pro Max, though two match it. When it came out, it tied for the biggest iPhone screen so far, a size first seen on the iPhone 16 Pro Max.
This exact screen first came on the iPhone 16 Pro Max. The iPhone 17 Pro Max marked its second year in use. Apple used it again on the iPhone 18 Pro Max.
What is the iPhone 17 Pro Max screen size in CSS pixels?
Websites see the iPhone 17 Pro Max as 440 × 956 CSS pixels in portrait, with a device pixel ratio of 3. Each CSS pixel uses 3 × 3 screen pixels, which gives the full 1320 × 2868 resolution.
- Viewport, portrait
- 440 × 956
- Viewport, landscape
- 956 × 440
- Device pixel ratio
- 3
- One CSS pixel
- 0.166 mm
A common text size of 16 CSS pixels measures about 2.7 mm (0.10 in) on this screen. The visible area in Safari is smaller than the viewport, because the address bar and toolbar take space. The same 440 × 956 viewport is used by the iPhone 16 Pro Max.
How does the iPhone 17 Pro Max compare with other iPhones?
The table shows the iPhones released around the iPhone 17 Pro Max. Width and area are measured against the iPhone 17 Pro Max.
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Affiliate linksMore questions about the iPhone 17 Pro Max screen
What are the iPhone 17 Pro Max screen dimensions in cm?
The screen is 7.3 cm wide and 15.9 cm tall, with a diagonal of 17.5 cm. The phone body is bigger than the screen.
Is the iPhone 17 Pro Max screen 6.9 inches wide?
No. 6.9 inches (17.5 cm) is the diagonal, measured corner to corner. The screen is 2.9 in (7.3 cm) wide.
How many pixels does the iPhone 17 Pro Max screen have?
It has 3,785,760 pixels, about 3.8 million, at 458 pixels per inch. Each pixel is 0.055 mm across.
Which iPhones have the same screen as the iPhone 17 Pro Max?
The iPhone 18 Pro Max and 16 Pro Max have the same 6.9 inch screen and 1320 × 2868 resolution. Cases still differ, because the bodies and cameras are not the same.
How we measure
Width = diagonal × resolution width ÷ √(width² + height²), and the same for height, using the pixel counts. Pixel density is the pixel diagonal divided by the screen diagonal.
Diagonal and resolution from Apple's technical specifications. CSS size and pixel ratio from Apple's Xcode iOS Simulator device profiles. Last checked 2026-10-08.