What image format is best for ecommerce product images?
For most ecommerce product photos, JPEG (or JPG) is the best default: small files, good color for real products, widely accepted on Amazon, Shopify and TikTok Shop. Use PNG when you need sharp text, flat graphics or transparency. WebP can be excellent on websites that support it, but marketplaces still often want JPEG or PNG for catalog images. Prepare files with CrossKit Image Resizer and Image Compressor.
Format choice is secondary to a correct background, true color and enough pixels for zoom. A huge TIFF is not “higher quality” on a store page if it never finishes loading.
Steps
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Choose JPEG for photographic main images
White-background packshots are usually JPEG. Export sRGB.
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Choose PNG for infographics and overlays
Size charts and callouts with small type stay readable.
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Do not convert randomly between formats
JPEG→PNG does not restore lost detail; it only makes a larger file.
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Match the channel
Marketplace catalog vs your Shopify theme vs social. Social can use more compressed JPEG; catalog needs zoom.
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Compress after you pick the format
Right format, then right weight.
JPEG vs PNG vs WebP
JPEG is the default for real product photos: small files, good color, accepted on Amazon, Shopify and TikTok Shop. PNG is for sharp text, flat graphics, logos and transparency. WebP can be excellent on websites you control, with a JPEG fallback. Converting JPEG to PNG does not restore lost detail; it only makes a larger file. GIF is for simple animation, not still packshots. Export sRGB. Format choice is still secondary to a correct background, true color and enough pixels for zoom.
One original, several exports
Keep a high-resolution master. Export a JPEG main image for marketplaces, a PNG infographic if type must stay crisp, and WebP for your Shopify theme if it supports it. Do not use a tiny collection thumbnail as the only master. CrossKit Image Resizer and Image Compressor prepare those exports in the browser. GIF Compressor is only for actual short loops.
How CrossKit fits this job
Pick JPEG or PNG first, then use CrossKit Image Resizer and Image Compressor so the format choice actually ships. WebP belongs on sites you control. Marketplace catalog slots still usually want JPEG or PNG that meet current pixel minimums.
Example
Main Amazon image: JPEG, long side ~2000px+, pure white background, no text. Image 5 infographic: PNG so the 12pt care icons stay crisp. Shopify hero on your own site: WebP if the theme supports it, with JPEG fallback. If an infographic looks fuzzy after JPEG, re-export that slot as PNG and keep the main packshot as JPEG. Mixed formats in one listing are normal.
Common mistakes
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Uploading PNG photos at 8-bit uncompressed
Megabytes of photographic PNG slow uploads for no visible gain.
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Using GIF for still products
GIF is for simple animation. Use JPEG/PNG/WebP for stills; GIF Compressor if you truly need a short loop.
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Saving photographic PNG at maximum uncompressed size
You pay megabytes for no visible gain on a white packshot. Use JPEG unless you need transparency or tiny type.
Recommended tool
Image Compressor
After you pick JPEG or PNG, CrossKit Image Compressor and Image Resizer prepare marketplace-ready files in the browser.
Frequently Asked Questions
Does Amazon prefer JPEG or PNG?
Both are commonly accepted for product images. JPEG is typical for photos; PNG for graphics. Follow the current image help page for color space and minimum size.
Is WebP OK for Amazon?
Catalog requirements change; many sellers still upload JPEG/PNG to Amazon. Use WebP on sites you control if supported.
Does PNG always look better?
For photos, a well-exported JPEG usually looks the same at a fraction of the size. PNG wins on text, UI chrome and transparency.
Should I upload TIFF to Amazon?
Follow current Amazon image requirements. Most sellers upload JPEG or PNG catalog images. Huge TIFFs often fail or slow the upload for no storefront benefit.