devicePixelRatio

The window.devicePixelRatio property is the ratio of the size of one CSS pixel to the vertical size of one physical pixel on the current display device.

Baseline Status: This feature is currently Limited and is missing in at least one major browser engine.

Desktop Browser Engine Support

Google Chrome

1

Supported

Mozilla Firefox

18

Supported

Apple Safari

—

Unsupported

Microsoft Edge

12

Supported

Mobile Browser Engine Support

Chrome Android

18

Firefox Android

18

Safari iOS

—

Specifications and References

Specification ↗ Can I Use (devicepixelratio) ↗ Feature XML ↗

MDN Browser Compat Data Keys:

api.Window.devicePixelRatio ↗