WebP vs JPG vs PNG vs HEIC: Which Image Format Should You Use in 2026?

Choosing the wrong image format costs you loading speed, storage, and sometimes quality. Here's a practical breakdown of when to use each. Quick reference Format Best for Compression Transparency Browser support JPG Photos, general use Lossy No Universal PNG Screenshots, graphics with text Lossless Yes Universal WebP Web publishing Lossy + Lossless Yes 95%+ HEIC iPhone photos Lossy No Apple devices SVG Icons, logos Vector Yes Universal JPG: the reliable default JPG's lossy compression makes it ideal for photographs where slight quality loss is imperceptible. A photo at quality 85 in JPG is indistinguishable from the original at roughly 1/5th the file size. Use when: sharing photos by email, social media uploads, any context where transparency isn't needed and file size matters. Avoid when: you have text overlays, sharp edges, or need multiple re-saves (each save introduces new compression artifacts). PNG: when quality is non-negotiable PNG uses lossless compression. What you put in is