Autoptimize vs WP Rocket | YouTube Preview Image Resolution
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| Feature | Autoptimize v3.1.16 · checked 23 Oct 2026 Free + paid · ★ 4.7/5 Visit Details | WP Rocket | YouTube Preview Image Resolution checked 23 Oct 2026 Free Visit Details |
|---|---|---|
| At a glance | ||
| Active installs | 800,000+ | — |
| Last updated | September 26, 2026 | — |
| Editions | Autoptimize · Autoptimize Pro ($) | WP Rocket | YouTube Preview Image Resolution |
| Pros | Aggregates and minifies CSS and JavaScript; Lazy-loads images with WebP and AVIF support; Works without changing theme code | Sets the preview image size WP Rocket uses for lazy loaded YouTube videos; Small single-file code with one filter hook |
| Cons | Aggressive script changes can break pages and need testing; Page cache, CDN and critical CSS need the paid Pro version | Resolution is hard-coded and needs a file edit to change; Only useful alongside WP Rocket |
| More features | ||
| Other features | CSS and JavaScript aggregation and minification, Image lazy-load and WebP and AVIF settings, Extra options for fonts, emoji and script placement, Critical CSS through the criticalcss.com premium API ($), Pro upgrade tab in the admin | Sets YouTube preview image resolution |
| Integrations | ||
| Plugins | — | WP Rocket |
| Other | criticalcss.com ($), Google Fonts | — |
| Requires WordPress | 5.3 | — |
| Requires PHP | 7.4 | — |
| Tested up to | 7.1 | — |
| Phones home | No | No |
| External services | criticalcss.com, misc.optimizingmatters.com | — |