File Format Comparison (9 of 9)

You are most likely to use JPG and GIF.

File Format

Colors

Compression

Best Used For

JPG

Millions

Lossy

Photographs

GIF

256 maximum

Lossless

Line art, images with large areas of solid color, animation, transparency

PNG-8

256 maximum

Lossless

A substitute for non-animated GIFs, but can crash very early browsers

PNG-24

Millions

Lossless

A substitute for non-animated GIFs, but can crash very early browsers.
Supports alpha transparency, which is not supported in all modern browsers

 

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