WordPress Image optimization plugins: selection criteria and comparison
Compare features, licenses and deployment needs.
Source description: “Image Optimizer is an easy-to-use WordPress plugin that reduces image size through various compression and resizing techniques –…” Deployment: WordPress 6.7 / PHP 7.4. Listed version 1.7.7. 1,000,000 active installations reported by WordPress.org.
Source description: “Comprehensive image optimization with WebP, AVIF, Lazy Load, and more. Optimize images automatically for Faster Sites and Happy…” Deployment: WordPress 6.8 / PHP 7.4. Listed version 8.9.0. 1,000,000 active installations reported by WordPress.org.
Source description: “Compress and optimize images, enable lazy load, serve WebP & AVIF, and speed up your site with a…” Deployment: WordPress 6.4 / PHP 7.4. Listed version 4.3.4. 1,000,000 active installations reported by WordPress.org.
Source description: “Image optimization in 1‑click: compress, resize & convert to WebP/AVIF – free up to 20MB/month. Enjoy the easiest…” Deployment: WordPress 5.3 / PHP 7.4. Listed version 2.3.4. 1,000,000 active installations reported by WordPress.org.
Source description: “Speed up your website by using our WebP & AVIF Converter. Optimize images and serve WebP and AVIF…” Deployment: WordPress 4.9 / PHP 7.4. Listed version 6.7.0. 500,000 active installations reported by WordPress.org.
Source description: “Serve autogenerated WebP images instead of jpeg/png to browsers that supports WebP.” Deployment: WordPress 4.0 / PHP 5.6. Listed version 0.25.15. 300,000 active installations reported by WordPress.org.
Source description: “Compress images & PDFs automatically, convert to WebP & AVIF, and generate SEO-friendly filenames with AI. Bulk optimization,…” Deployment: WordPress 5.9.0 / PHP 7.4. Listed version 6.6.1. 300,000 active installations reported by WordPress.org.
Source description: “Automatically optimize images with bulk compression, lazy loading, WebP/AVIF conversion & CloudFront image CDN. Boost Core Web Vitals…” Deployment: WordPress 5.5 / PHP 7.4. Listed version 4.2.16. 200,000 active installations reported by WordPress.org.
Source description: “Speed up your website. Optimize your JPEG, PNG, and WebP images automatically with TinyPNG.” Deployment: WordPress 4.0 / PHP not specified. Listed version 3.8.1. 100,000 active installations reported by WordPress.org.
Source description: “Converts images to more modern formats such as WebP or AVIF during upload.” Deployment: WordPress 6.9 / PHP 7.4. Listed version 2.7.1. 100,000 active installations reported by WordPress.org.
Source description: “reSmush.it is the FREE image compressor and optimizer plugin - use it to optimize your images and improve…” Deployment: WordPress 4.0.0 / PHP 7.4. Listed version 1.0.6. 100,000 active installations reported by WordPress.org.
Source description: “Unlimited automatic image optimization for WordPress. Compress images, convert to WebP, and improve site speed without losing image…” Deployment: WordPress 5.6 / PHP 7.4. Listed version 2.0.9. 100,000 active installations reported by WordPress.org.