What is the viewport size of the iPhone 15?

The iPhone 15 has a viewport size of 393×852 CSS pixels with a device pixel ratio of 3x. Its physical screen resolution is 1179×2556 pixels on a 6.1 inch display.

Which CSS breakpoint does the iPhone 15 use?

The iPhone 15 (393px wide) falls into the "default" breakpoint in Tailwind CSS, "xs" in Bootstrap 5, and "xs" in Material UI.

What is the device pixel ratio of the iPhone 15?

The iPhone 15 has a device pixel ratio (DPR) of 3x, meaning each CSS pixel is rendered using 3×3 = 9 physical pixels. This gives the display sharp, high-density rendering for text and images.

Phone Apple

iPhone 15 Viewport Size

393×852 CSS pixels · 1179×2556 physical pixels · 3x DPR

Display Specifications

Viewport Width

393px CSS pixels

Viewport Height

852px CSS pixels

Physical Width

1179px hardware pixels

Physical Height

2556px hardware pixels

Device Pixel Ratio

3x 1 CSS px = 3×3 physical px

Colour Depth

24-bit 8-bit per channel

Screen Size

6.1 inch diagonal

Aspect Ratio

19.5:9

Operating System

iOS 18

Release Year

2023

Touch Support

Yes

CSS Breakpoint Mapping

At 393px wide, the iPhone 15 falls into these CSS framework breakpoints:

Tailwind CSS v4

default

min-width: 0

Bootstrap 5

min-width: 0

Material UI v6

min-width: 0

Related Devices

iPhone SE

375×667 · 2x DPR

default

iPhone 13

390×844 · 3x DPR

default

iPhone 14

390×844 · 3x DPR

default

iPhone 14 Pro

393×852 · 3x DPR

default

Audit your site on iPhone 15

See how your site looks at 393×852 — Viewpo takes real browser screenshots and checks for responsive design issues.

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