---
title: "Walmart main image checker — free, in your browser | Herofab"
description: "Check a product photo against Walmart's main-image rules: background colour and square format. Free in your browser; nothing is uploaded."
url: https://herofab.app/tools/walmart-product-photo-checker
language: en
updated: 2026-11-12
---

# Check your photo against Walmart's rules.

Walmart sets rules for the main image that can be measured from the photo: background colour and square format. Drop a photo to see which ones it meets. It runs in your browser; nothing is uploaded.

![The brown leather tote alone on a white studio background, front view · Walmart main image checker](https://herofab.app/img/ex/tote-packshot-1100.webp)

Made with Herofab · Packshot studio

## Choose a marketplace and a photo.

Rules come from each marketplace's own help pages, summarised in the [guides](https://herofab.app/guides/) (checked 10 October 2026). Size, file size and format are checked as well.

## What Walmart asks for.

Source: [Walmart Marketplace Learn — Image guidelines & requirements](https://marketplacelearn.walmart.com/guides/Item%20setup/Item%20content,%20imagery,%20and%20media/Product-detail-page:-Image-guidelines-&-requirements) · checked 10 October 2026 · [Read again · 10 October 2026](https://herofab.app/guides/marketplace-image-rule-changes)

- **Main image:** Pure white background (RGB 255, 255, 255) Square image, width equal to height The item on a seamless white background (RGB 255/255/255), in focus and professionally lit
- **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
- **Not allowed:** Watermarks, your name or your logo on the main image
- **AI images:** Images generated by artificial intelligence must be truthful, accurate and not misleading
- **Number:** A minimum of four images for each listing is recommended
- **Placeholders:** Only the designated placeholder image may be used; the item is not published until an actual product image replaces it
- **Framing:** The item cropped as close as possible to the image frame, without excessive background space; smaller images are not to be resized to fill space
- **Text and logos:** Images should not include claims or promotional language, retailer or eCommerce platform logos or names, or languages other than English
- **Colour:** RGB colour format, 8 bits per pixel
- **Swatch images:** 100 × 100 pixels
- **Image URL:** Image URLs must end in an image file type such as .jpg or .png; the URL port must be 8080, 80, 443 or 8443
- **Accessories:** The main image cannot show accessories that are not included with the item; Walmart says to avoid positioning too many props in the image
- **Also not allowed:** Images indicating that a product is out of stock or sold out
- **Where:** United States
- **Kind of rule:** [Allowed if accurate](https://herofab.app/guides/ai-image-rules-by-platform)
- **Walmart image resizer:** 2,200 × 2,200 px — the square size Walmart's image guidelines give.
- **Herofab:** 2,200 × 2,200 px, the size Walmart recommends

[How each rule is measured.](https://herofab.app/tools/product-photo-checker#h-how)

[Walmart image guide](https://herofab.app/guides/walmart-product-image-requirements) · [Product photo checker](https://herofab.app/tools/product-photo-checker)

## Checkers by marketplace.

[Etsy](https://herofab.app/tools/etsy-product-photo-checker) · [TikTok Shop](https://herofab.app/tools/tiktok-shop-product-photo-checker) · [OTTO](https://herofab.app/tools/otto-product-photo-checker) · [Shopee](https://herofab.app/tools/shopee-product-photo-checker) · [Product photo checker](https://herofab.app/tools/product-photo-checker)

## Walmart main images, answered.

**What background does Walmart require for the main image?**

Pure white background (RGB 255, 255, 255). The checker reads the background from the edges of the photo and reports its exact RGB value.

**Does Walmart require square images?**

Square image, width equal to height. The checker compares the width and height in pixels.

**Where do these figures come from?**

From Walmart Marketplace Learn — Image guidelines & requirements, read on 10 October 2026. Marketplaces update their rules; the [official page](https://marketplacelearn.walmart.com/guides/Item%20setup/Item%20content,%20imagery,%20and%20media/Product-detail-page:-Image-guidelines-&-requirements) is the final reference.

**Is my image uploaded?**

No. The file is read and processed inside your browser; nothing is sent to a server.