iPhone 8 Screen Size
The iPhone 8 has a 4.7 inch screen with a resolution of 750 × 1334 pixels, about 326 pixels per inch. The screen itself is 2.3 in5.9 cm wide and 4.1 in10.4 cm tall (5.9 cm2.3 in × 10.4 cm4.1 in), measured as a rectangle before the rounded corners.
- Screen
- 4.7 in 11.9 cm
- Resolution
- 750 × 1334
- Pixel density
- 326 PPI
- Released
- 2017
How big is the iPhone 8 screen?
- Screen (diagonal)
- 4.7 in (11.9 cm)
- Screen width
- 2.3 in5.9 cm · 5.9 cm2.3 in
- Screen height
- 4.1 in10.4 cm · 10.4 cm4.1 in
- Screen area
- 9 sq in61 sq cm
- Aspect ratio
- 16:9 (1.78:1)
- Resolution
- 750 × 1334
- Total pixels
- 1.0 million
- Pixel density
- 326 PPI
- Pixels per cm
- 128
- Pixel size
- 0.078 mm
- Released
- 2017
Which iPhones came out in 2017?
Apple released 3 iPhones in 2017: the iPhone X, iPhone 8 Plus and iPhone 8. Their screens ran from 4.7 to 5.8 inches. It had the smallest screen of the 2017 iPhones.
The iPhone X is about an inch bigger corner to corner, with about a third more screen area. The iPhone 8 Plus is nearly an inch bigger corner to corner, with about a third more screen area.
How sharp is the iPhone 8 screen?
At 326 pixels per inch, single pixels vanish for 20/20 vision beyond 10.5 in26.8 cm (26.8 cm10.5 in). You hold a phone closer than that only when reading small print, so the screen looks smooth.
The iPhone X was sharper that year, which shows only when you hold the phone close. Across our list, thirty-four iPhones have a higher pixel density.
Where does the iPhone 8 rank among iPhone screens?
Every other iPhone in our list has a bigger screen than the iPhone 8, apart from two of the same size. Our list starts with the 2017 models, so there is nothing earlier to measure it against.
The iPhone 8 was the first iPhone with this exact screen. Apple used it again on the iPhone SE (2nd gen) and SE (3rd gen).
What is the iPhone 8 screen size in CSS pixels?
Websites see the iPhone 8 as 375 × 667 CSS pixels in portrait, with a device pixel ratio of 2. Each CSS pixel uses 2 × 2 screen pixels, which gives the full 750 × 1334 resolution.
- Viewport, portrait
- 375 × 667
- Viewport, landscape
- 667 × 375
- Device pixel ratio
- 2
- One CSS pixel
- 0.156 mm
A common text size of 16 CSS pixels measures about 2.5 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 375 × 667 viewport is used by the iPhone SE (3rd gen) and SE (2nd gen).
How does the iPhone 8 compare with other iPhones?
The table shows the iPhones released around the iPhone 8. Width and area are measured against the iPhone 8.
Shop for the iPhone 8
Affiliate linksMore questions about the iPhone 8 screen
What are the iPhone 8 screen dimensions in cm?
The screen is 5.9 cm wide and 10.4 cm tall, with a diagonal of 11.9 cm. The phone body is bigger than the screen.
Is the iPhone 8 screen 4.7 inches wide?
No. 4.7 inches (11.9 cm) is the diagonal, measured corner to corner. The screen is 2.3 in (5.9 cm) wide.
How many pixels does the iPhone 8 screen have?
It has 1,000,500 pixels, about 1.0 million, at 326 pixels per inch. Each pixel is 0.078 mm across.
Which iPhones have the same screen as the iPhone 8?
The iPhone SE (3rd gen) and SE (2nd gen) have the same 4.7 inch screen and 750 × 1334 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.