Convert JPG to WebP.
Drop JPG images and download them as WebP files at the same pixel size. The conversion runs in your browser; nothing is uploaded.
Choose JPG images.
JPG has no transparency, so the WebP is fully opaque. The WebP is saved lossy, at quality 92. Width and height stay the same.
JPG and WebP in platform rules.
Rules from Herofab's platform guides that bear on this conversion, each linked to its guide and official source. Of the 71 guides that list accepted formats, 71 include JPG and 17 include WebP.
| Platform | Rule | What the guide says | JPG | WebP |
|---|---|---|---|---|
| eBay | Formats | JPEG, PNG, GIF, TIFF, BMP, WEBP, HEIC or AVIF | Listed | Listed |
| Shopify | Formats | PNG is the best file type for most product images, followed by JPEG; TIFF, BMP, GIF, SVG, HEIC and WebP are also accepted | Listed | Listed |
| Shopify | Animation | Animated versions of GIF and WebP files are also supported | Listed | Listed |
| Google Shopping | Formats | JPEG, WebP, PNG, GIF, BMP and TIFF | Listed | Listed |
| Kaufland | Formats | PNG, JPG/JPEG, WebP, TIFF and GIF | Listed | Listed |
| Avocadostore | File | JPG, PNG, TIFF or WEBP, up to 50 MB | Listed | Listed |
| Cdiscount | File | JPG, PNG, GIF, BMP or WEBP, up to 5 MB per image | Listed | Listed |
| Squarespace | Formats | Only .jpg, .gif, .png or .webp; animated .webp files are not supported | Listed | Listed |
| Squarespace | Resizing | Squarespace creates up to seven versions of each image, from 100 to 2,500 pixels wide, and converts uploaded images to WebP by default | Listed | Listed |
| Wix | Formats | JPG, PNG, GIF, JPEG, JPE, JFIF, BMP, HEIC, HEIF, TIFF, TIF, WEBP, AVIF, JPEG 2000 and RAW; animated WEBP images are converted to a static image | Listed | Listed |
| Ecwid | Formats | JPG, PNG and GIF in RGB colour mode; the WebP format can also be uploaded | Listed | Listed |
| Miinto | Formats | The image guidelines name JPEG; the current feed specification accepts JPG and WEBP for the main image and only JPG for additional images | Listed | Listed |
| BigCommerce | Formats | JPEG/JPG, GIF, WebP and PNG; TIFF and PDF are not supported, and CSV imports also exclude BMP | Listed | Listed |
| Shopware | Formats | The Media Manager accepts jpg, jpeg, png, webp, gif, svg, bmp, tiff, tif and eps image files | Listed | Listed |
| Webflow | Size | Any image size can be uploaded provided the file is smaller than the 4 MB limit; WebP images have a side length limit of 16,383 pixels | Listed | Listed |
| Webflow | Formats | PNG, JPEG, SVG and WebP are named as the best image formats to upload | Listed | Listed |
| Webflow | Responsive images | For an image wider than 3,200 pixels Webflow generates 7 variants at 3,200, 2,600, 2,000, 1,600, 1,080, 800 and 500 pixels; variants are made for inline JPG, PNG and WebP images | Listed | Listed |
| Webflow | WebP and AVIF | JPEG and PNG assets can be converted to WebP or AVIF with the built-in conversion tool; the conversion is lossy and replaces the original file | Listed | Listed |
| Webflow | Alt text | Alt text can be set for each image, including each image in a multi-image field; Webflow AI can generate it for JPG, PNG, GIF, WebP and AVIF | Listed | Listed |
| Lightspeed eCom | Formats | .jpg, .jpeg, .png and .webp on eCom (C-Series); .gif is only supported in the content section or long description | Listed | Listed |
| SHOPLINE | Formats | .jpg, .png, .webp and .gif for product images; bulk imports accept JPG, JPEG, PNG, GIF and WebP | Listed | Listed |
| SHOPLINE | WebP | Modern image formats such as WebP are recommended whenever possible, and large animated GIFs should be replaced with static images or short videos | Listed | Listed |
| PrestaShop | Formats | Generated images are saved as JPEG or PNG, with JPEG the recommended choice; version 8.1 added conversion to WebP and AVIF, and PrestaShop 9 lists support for both formats | No format list | No format list |
| PrestaShop | Optimisation | The Help Center advises not using images larger than the size needed, giving 1,024 × 1,024 pixels as its example, and preferring WebP, then JPG and PNG | No format list | No format list |
| Jimdo | Image weight | Jimdo's storage tips suggest web-optimised JPEG or WEBP images of about 0.5–1.5 MB each for most pages and products | No format list | No format list |
| Shopify themes | Formats | JPEG, progressive JPEG, PNG, GIF, HEIC and WebP are supported; TIFF and BMP are accepted but converted to JPEG or PNG on upload, and SVG cannot be resized or cropped without requesting a rasterised format | Listed | Listed |
| Omnisend | Formats | JPEG, PNG, WebP and GIF | Listed | Listed |
| Omnisend | WebP in Gmail | Gmail converts WebP images to PNG or JPEG, which can flatten transparency or remove animation; use PNG for transparency, JPG for photos and GIF for animation | Listed | Listed |
Listed: among the formats the guide lists as accepted. Not listed: left out of that list. Named here only: named in this rule, not in the format list. No format list: the guide does not list accepted formats.
JPG and WebP, side by side.
The JPG has 8 bits per channel and the WebP keeps that depth. Width and height stay the same.
| Formats | JPG | WebP |
|---|---|---|
| Transparency | None | Alpha channel |
| Compression | Lossy | Lossy or lossless |
| Colour depth | 8 bits per channel | 8 bits per channel |
Other conversions.
JPG to WebP, answered.
How many platforms list JPG and WebP?
Of the 71 guides that list accepted formats, 71 include JPG and 17 include WebP. The table on this page quotes each rule that bears on this conversion and links to the platform's guide.
Does converting JPG to WebP reduce quality?
The WebP is saved lossy, at quality 92. Width and height stay the same.
What happens to transparency when converting JPG to WebP?
JPG has no transparency, so the WebP is fully opaque.
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