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Preparing product images for Amazon and other marketplaces

Main-image rules, sizes, backgrounds and a workflow that lets one shoot serve every marketplace you sell on.

Shopnil IT Editorial TeamProduct image editing specialists

3 min read

A perfume bottle prepared as a marketplace main image on a pure white background

Marketplaces want their search results to look calm and comparable, so they set rules for product images — especially the main image that appears in search. A listing that breaks the rules can be suppressed or rejected, and one that barely meets them looks weaker next to competitors. Preparing images properly is part of preparing the listing.

Marketplace rules change. Always check the current image requirements in your seller account before a large batch — the points below are the common, long-standing ones.

Amazon main-image essentials

Amazon publishes detailed image requirements in Seller Central. The ones that cause most rejections are:

  • A pure white background (RGB 255, 255, 255) for the main image.
  • The product filling most of the frame — Amazon's guidance is around 85 % of the image area.
  • Only the product being sold in the main image — no extra props, no text, logos or watermarks, no inset images.
  • A large enough image for zoom: Amazon recommends at least 1,000 pixels on the longest side.
  • The whole product in view, not cropped at the edges.

Secondary images have more freedom: lifestyle shots, details, size comparisons and infographics are allowed and useful.

Other marketplaces

Other marketplaces follow similar ideas with their own details — preferred aspect ratios, minimum sizes, background rules and file formats differ. Rather than memorising each list, treat every marketplace as a separate output of the same edited master image.

What changes between marketplace image rules
TopicWhat usually differs between marketplaces
BackgroundWhite required for the main image on some, recommended on others
Aspect ratioSquare is common; some prefer portrait for fashion
SizeDifferent minimum and recommended pixel dimensions
Product fillHow much of the frame the product should occupy
File typeJPG is universal; PNG or WebP accepted on some

One shoot, many marketplaces

  1. Edit one high-resolution master per photo: clean cut-out, corrected colour, retouched.
  2. Keep the cut-out (a clipping path or transparent PNG) so the background can be changed without re-editing.
  3. Export per marketplace: background, canvas size, margins and file type from that marketplace's specification — our resizing and alignment service handles this step.
  4. Name files clearly, for example SKU-main-amazon.jpg and SKU-main-shop.jpg, so uploads are never mixed up.

In our Client Portal, ready-made marketplace specifications (Amazon, eBay, Etsy, Shopify and others) start from each marketplace's published photo guidance, and you can adjust them to your own rules before ordering.

A perfume bottle centred on a pure white background with even margins
A main image built for search: pure white background, product filling the frame, nothing but the product.

Secondary images that answer questions

After the main image, the rest of the gallery is where you sell. Marketplaces usually allow lifestyle photos, close-ups, size references and simple graphics there. A strong set for most products looks like this:

  1. The main image on pure white.
  2. The back or side view, edited the same way.
  3. A close-up of the material, texture or most important detail.
  4. A scale or in-use photo, so the size is clear.
  5. What is in the box, if the product comes with accessories.
  6. A simple graphic for dimensions or key features — only where the marketplace allows text on secondary images.

A quick check before you upload

  • Is the main image background a true white, and does the product fill most of the frame?
  • Is the longest side large enough for zoom on that marketplace?
  • Do all images of the product show the same colour?
  • Are file names and formats what the marketplace accepts?
  • Did you check the marketplace's current image guidelines in your seller account this season?

Common mistakes to avoid

  • An almost-white background (light grey) — it fails automatic checks and looks dirty next to pure white.
  • A product that is too small in the frame, with large empty margins.
  • Text, badges or "free shipping" stickers on the main image.
  • Showing accessories that are not included in the sale.
  • Low-resolution files that disable zoom.

Try it on your own photos

Tell us which marketplaces you sell on — the specification follows. Start a free trial in the Client Portal, upload a few product photos and compare the results with your current images — or tell us about your catalogue and we will suggest a workflow.