WebP image
Convert one cover at 80%, then try 60%. Compare both at the size your customer will actually see; the tool reports the actual byte difference each time.
Convert a JPEG, PNG or WebP product image to a still WebP. Compare the actual file sizes at your chosen quality before downloading the result.
Convert one cover at 80%, then try 60%. Compare both at the size your customer will actually see; the tool reports the actual byte difference each time.
A smaller image can make a media-heavy product page easier to load. Quality is an encoder setting, not a promise about file size. Text-heavy diagrams and already optimised images may be smaller in their original format.
No. The width and height stay the same. Use the image resizer first if the source is much larger than the listing needs.
Lossy encoding is not always the smallest option for simple graphics or an already compact source. The size comparison reports an increase as well as a saving.
Transparency is supported when the browser encoder supports it. The output is a still image; animation and original metadata are not preserved.