What is the optimal size for an image on a website?

The optimal size for an image on a website depends on its purpose and placement.

As both a photographer and a website designer I get this question every day. I will keep this post simple and specific, and hopefully save you time and headaches. The optimal size for an image on a website depends on its purpose and placement. Here’s a breakdown to balance image quality and loading speed for the best user experience and SEO.

General Image Size Guidelines:

Hero/Banner Images should be 1920 x 1080 (or up to 2500px wide)Under 500 KBJPG or WebP.

Full-Width Background Images should be 1920 x 1080 (or higher)Under 500 KBJPG or WebP.

Standard Blog/Content Images should be 1200 x 800Under 200 KBJPG or WebP.

Product Images should be 1000 x 1000 (or larger for zoom features)Under 300 KBPNG (for transparency) or JPG.

Thumbnails should be 300 x 300Under 100 KBWebP or JPG.

Social Media Sharing Images should be 1200 x 630 (Facebook, LinkedIn, Twitter)Under 150 KB JPG or WebP.

Logo Images should be 500 x 500 (or SVG for scalability)Under 50 KBPNG or SVG.

I hope this is helpful! Learn more about how New Light Creative Services can support your business.