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What Is WebP and Why Is It Used?

Learn what WebP is, how it compares with JPG and PNG, and why it is commonly used for images on modern websites.

What is WebP?

WebP is an image format developed for efficient image delivery on the web. It supports both lossy and lossless compression and can also support transparency.

Its goal is to provide useful image quality while keeping image files efficient for online delivery.

Why websites use WebP

Images can account for a significant amount of the data transferred when loading a web page. Efficient image formats can therefore help reduce the amount of data that browsers need to download.

WebP is widely supported by modern browsers, making it a practical format for many websites and web applications.

WebP compared with JPG and PNG

JPG remains a highly compatible choice for photographs, while PNG is commonly used for lossless graphics and transparent images. WebP provides another option with modern compression capabilities.

The best format depends on the image and the requirements of the website, application, or workflow.

Frequently Asked Questions

Is WebP better than PNG?

WebP can provide smaller files in many situations, but PNG may still be preferable for certain editing workflows, compatibility requirements, or lossless image processing.

Is WebP better than JPG?

WebP can provide efficient compression and is well suited to modern web delivery, while JPG has extremely broad compatibility. The better choice depends on the intended use.