Image format comparison

PNG vs WebP

PNG is predictably lossless; WebP can be lossless or lossy and often produces smaller web assets.

PropertyPNGWebP

Extension.png.webp

MIME typeimage/pngimage/webp

TransparencyYesYes

AnimationNoYes

Lossless modeYesYes

Lossy modeNoYes

Practical recommendation

Use PNG for editing masters and critical lossless compatibility, or test WebP for delivery size savings.