WP Rocket | YouTube Preview Image Resolution vs WP Super Cache
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| Feature | WP Rocket | YouTube Preview Image Resolution checked 23 Oct 2026 Free Visit Details | WP Super Cache v3.1.4 · checked 23 Oct 2026 Free · ★ 4.3/5 Visit Details |
|---|---|---|
| At a glance | ||
| Active installs | — | 1M+ |
| Last updated | — | September 30, 2026 |
| Editions | WP Rocket | YouTube Preview Image Resolution | WP Super Cache |
| Pros | Sets the preview image size WP Rocket uses for lazy loaded YouTube videos; Small single-file code with one filter hook | Serves cached static HTML, reducing PHP load; Simple and expert modes; Cache preloading and automatic expiry of old files |
| Cons | Resolution is hard-coded and needs a file edit to change; Only useful alongside WP Rocket | No CSS or JavaScript minification; Cloudflare or other proxies can make the built-in test report false failures; Object cache support only applies when a persistent object cache is installed |
| Mentioned in our posts | — | 2 |
| Features (Speed Optimization plugins checklist) | ||
| Page cache | — | Yes |
| Browser cache | — | Yes |
| Minify CSS/JS | — | No |
| CDN | — | Yes |
| Object cache | — | Yes |
| Database cleanup | — | No |
| Free version | — | Yes |
| More features | ||
| Other features | Sets YouTube preview image resolution | Scheduled cache preloading, Scheduled garbage collection of expired cache files, Simple and expert configuration modes, Built-in cache tester |
| Integrations | ||
| Plugins | WP Rocket | — |
| Requires WordPress | — | 6.8 |
| Requires PHP | — | 7.4 |
| Tested up to | — | 7.1 |
| Phones home | No | No |