WebP vs JPEG vs PNG: Which Image Format Should You Use?
The best image format depends on the content of the image and where it will be published. WebP, JPEG and PNG can all be correct choices in different contexts.
When WebP is useful
WebP often creates smaller files than JPEG or PNG while keeping good visual quality. It is a strong default for many modern website images.
WebP can also support transparency, which makes it useful for some graphics where PNG would be heavier.
When JPEG is useful
JPEG is widely supported and works well for photographs without transparency. It is still a practical choice for many publishing workflows.
JPEG does not support transparency, so transparent backgrounds will be flattened.
When PNG is useful
PNG is useful for crisp graphics, screenshots, logos and images that need transparency.
For large photos, PNG files can become much heavier than necessary.
Format choice is not everything
A good format can still be slow if the image is oversized. Always check dimensions, compression and how the image will be displayed.
PublishPixel recommends formats based on the selected publishing preset and whether transparency is detected.