Compress Images for WordPress
Optimizing images before uploading to WordPress dramatically improves page load speed, Core Web Vitals scores, and SEO rankings. WordPress 5.8+ natively supports WebP. Use ImageSmith to compress your WordPress images before sending — free, instant, and entirely in your browser. No account needed, no watermarks, no ads. Target under 500KB for best results on WordPress.
Max size
500 KB
Format
WebP
Size
Max 1200px wide — WordPress generates thumbnails automatically
- 1Target under 200KB per image for optimal page speed scores
- 2Use WebP format — WordPress 5.8+ supports it natively
- 3Regenerate thumbnails after bulk uploading pre-optimized images
- 4Install a lazy-loading plugin to defer off-screen image loading