#image-sizes
Practical guides for online sellers: product photos, marketplace listings, video ads and growing your store.
YouTube Thumbnail Size (2026): Dimensions, File Limits and Design Tips
The current YouTube thumbnail dimensions, aspect ratio, file size limits and formats, what YouTube's overlays cover, and how to design thumbnails for product and review videos.
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Best Image Size for Website (2026): Hero, Blog, Product and Logo Sizes
Recommended pixel sizes and file sizes for every website image, from hero banners to favicons, plus formats, responsive images and how images affect page speed.
Shopify Banner Size (2026): Hero, Slideshow and Mobile Crop
Why Shopify banner size depends on your theme, safe sizes for Dawn hero and slideshow sections, how mobile cropping works, and how to make a banner from a square photo.
Etsy Banner Size (2026): Cover Photo, Mini Banner, Shop Icon
Every Etsy shop image size: big banner, mini banner, shop icon and profile photo, how the banner crops on phones, and how to make one from your product photos.
Image Aspect Ratios Explained (2026): 1:1, 4:5, 9:16, 16:9 and When to Use Each
A reference table of common image aspect ratios with pixel sizes and where each is used, plus how to calculate a ratio and change one without cutting off your product.
Amazon Brand Store Image Sizes (2026): Hero, Logo and Tiles
Every Amazon Store image size from Amazon's creative guidelines: hero, logo, image tiles and mobile versions, plus the safe zones and how to make the images from product photos.
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