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Compress images for Walmart.

Drop your photos and download them under 5 MB, the file-size limit in Walmart's image rules. The quality is lowered first and the pixel dimensions only when needed; the photo is never cropped. It runs in your browser; nothing is uploaded.

Black-dial watch with a mesh strap on white, three-quarter view
Source photo: Plain product photo. Made with Herofab · Packshot studio
Free tool · first use without sign-up

Under 5 MB per image, saved as JPG

Limits come from each platform's own help pages, summarised in the guides (checked 24 September 2026).

Official rules

What Walmart asks for.

Source: Walmart Marketplace Learn — Image guidelines & requirements · checked 7 October 2026

Square 2,200 × 2,200 pixels on seamless white, zoom from 1,500 × 1,500, up to 5 MB, JPEG, PNG or BMP.

Limit used
Under 5 MB per image, saved as JPG
Pixels kept
The rules checked here state no minimum pixel size, so the tool stops before the photo falls under a quarter of its original width.
Size
2,200 × 2,200 pixels, square (1:1)
Zoom
At least 1,500 × 1,500 pixels
File
JPEG, JPG, PNG or BMP (no GIF), 5 MB or less
Herofab
2,200 × 2,200 px, the size Walmart recommends
Free tool · first use without sign-up

Herofab free tools continue with a free account

The first use of each tool runs without sign-up. From the second use, the tools run with a free Herofab account; files are still processed in the browser and are not uploaded. This way, every free tool remains available with no usage limit.

Questions

Compressing for Walmart, answered.

What is the image file-size limit on Walmart?

5 MB per image, according to the rules summarised in the Walmart guide. This tool saves each photo as a JPG under that size.

Is JPG accepted on Walmart?

Yes. The formats Walmart lists are JPEG, PNG, and BMP.

Does compressing for Walmart change the pixel size?

Only when lowering the quality is not enough to get under 5 MB. The rules checked here state no minimum pixel size, so the tool stops before the photo falls under a quarter of its original width.

Where do these figures come from?

From Walmart Marketplace Learn — Image guidelines & requirements, read on 7 October 2026. Marketplaces update their rules; the official page is the final reference.

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