iPhone 12 Pro Max Screen Size
The iPhone 12 Pro Max has a 6.7 inch screen with a resolution of 1284 × 2778 pixels, about 457 pixels per inch. The screen itself is 2.8 in7.1 cm wide and 6.1 in15.4 cm tall (7.1 cm2.8 in × 15.4 cm6.1 in), measured as a rectangle before the rounded corners.
- Screen
- 6.7 in 17.0 cm
- Resolution
- 1284 × 2778
- Pixel density
- 457 PPI
- Released
- 2020
How big is the iPhone 12 Pro Max screen?
- Screen (diagonal)
- 6.7 in (17.0 cm)
- Screen width
- 2.8 in7.1 cm · 7.1 cm2.8 in
- Screen height
- 6.1 in15.4 cm · 15.4 cm6.1 in
- Screen area
- 17 sq in110 sq cm
- Aspect ratio
- 19.5:9 (2.16:1)
- Resolution
- 1284 × 2778
- Total pixels
- 3.6 million
- Pixel density
- 457 PPI
- Pixels per cm
- 180
- Pixel size
- 0.056 mm
- Released
- 2020
Which iPhones came out in 2020?
Apple released 5 iPhones in 2020: the iPhone 12 Pro Max, iPhone 12 Pro, iPhone 12, iPhone 12 mini and iPhone SE (2nd gen). Their screens ran from 4.7 to 6.7 inches. It had the biggest screen of the 2020 iPhones.
The iPhone 12 Pro and 12 are both about half an inch smaller corner to corner, with about a fifth less screen area. The iPhone 12 mini is over an inch smaller corner to corner, with about a third less screen area. The iPhone SE (2nd gen) is about two inches smaller corner to corner, with about half the screen area.
How did the screen change from the iPhone 11 Pro Max?
The iPhone 12 Pro Max replaced the iPhone 11 Pro Max from 2019. The iPhone 12 Pro Max screen is 0.2 in (0.5 cm) bigger diagonally, with 6% more screen area than the iPhone 11 Pro Max. Pixel density went from 456 to 457 PPI.
The iPhone 13 Pro Max followed in 2021, with a 6.7 inch screen at 1284 × 2778 and 457 PPI.
How sharp is the iPhone 12 Pro Max screen?
At 457 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 12 mini was sharper that year, though the gap is too small to see. Across our list, twenty-one iPhones have a higher pixel density.
Where does the iPhone 12 Pro Max rank among iPhone screens?
Of the thirty-eight other iPhones in our list, three have a bigger screen, twenty-nine a smaller one and six the same size. When it came out, it had the biggest screen of any iPhone in our list so far.
The iPhone 12 Pro Max was the first iPhone with this exact screen. Apple used it again on the iPhone 13 Pro Max and 14 Plus.
What is the iPhone 12 Pro Max screen size in CSS pixels?
Websites see the iPhone 12 Pro Max as 428 × 926 CSS pixels in portrait, with a device pixel ratio of 3. Each CSS pixel uses 3 × 3 screen pixels, which gives the full 1284 × 2778 resolution.
- Viewport, portrait
- 428 × 926
- Viewport, landscape
- 926 × 428
- Device pixel ratio
- 3
- One CSS pixel
- 0.167 mm
A common text size of 16 CSS pixels measures about 2.7 mm (0.11 in) on this screen. The visible area in Safari is smaller than the viewport, because the address bar and toolbar take space. The same 428 × 926 viewport is used by the iPhone 14 Plus and 13 Pro Max.
How does the iPhone 12 Pro Max compare with other iPhones?
The table shows the iPhones released around the iPhone 12 Pro Max. Width and area are measured against the iPhone 12 Pro Max.
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Affiliate linksMore questions about the iPhone 12 Pro Max screen
What are the iPhone 12 Pro Max screen dimensions in cm?
The screen is 7.1 cm wide and 15.4 cm tall, with a diagonal of 17.0 cm. The phone body is bigger than the screen.
Is the iPhone 12 Pro Max screen 6.7 inches wide?
No. 6.7 inches (17.0 cm) is the diagonal, measured corner to corner. The screen is 2.8 in (7.1 cm) wide.
How many pixels does the iPhone 12 Pro Max screen have?
It has 3,566,952 pixels, about 3.6 million, at 457 pixels per inch. Each pixel is 0.056 mm across.
Which iPhones have the same screen as the iPhone 12 Pro Max?
The iPhone 14 Plus and 13 Pro Max have the same 6.7 inch screen and 1284 × 2778 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.