Guide

JPG to WEBP Guide

Learn when to use WEBP, how to keep images sharp, and how to serve WEBP with a JPG fallback.

Why convert JPG to WEBP?

WEBP is a modern image format built for the web. In many cases, WEBP delivers the same visual quality as JPG at a smaller file size — which helps pages load faster and reduces bandwidth usage.

JPG → WEBP is especially useful for:

If you care about Core Web Vitals, converting large JPG assets to WEBP is one of the simplest wins.

How JPG → WEBP conversion works

  1. Pick a JPG photo you want to optimize.
  2. GhostConvert decodes the JPG and re-encodes it as WEBP using modern compression.
  3. The encoder balances file size and quality so the output stays sharp for normal viewing.
  4. You download the WEBP and use it on your website or app.

Tip: If your source JPG is already heavily compressed, converting to WEBP can still reduce size, but it won’t “restore” lost detail — always start with the best JPG you have.

Tips for best results

WEBP + JPG fallback snippet

If you want WEBP in modern browsers but still support older environments, use <picture>:

<picture>
  <source srcset="/images/photo.webp" type="image/webp">
  <img src="/images/photo.jpg" alt="Photo" loading="lazy" decoding="async">
</picture>
      

Browsers that support WEBP will pick the source; others fall back to the JPG in img.

Frequently asked questions

Do all browsers support WEBP?

Most modern browsers support WEBP. For older environments, use a JPG fallback with a <picture> tag.

Is WEBP higher quality than JPG?

WEBP is designed to deliver similar visual quality at a smaller size. For the same file size, WEBP can often look cleaner; for the same quality, WEBP is usually smaller.

Does converting JPG to WEBP remove metadata?

Some metadata may be reduced or removed depending on the conversion pipeline. If you need metadata preserved, keep the original JPG as your source of truth.

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