Speed Optimizer vs WP Rocket
Compare WordPress plugins and tools side by side. Pick products with “Compare” in the software directory.
| Feature | Speed Optimizer v7.8.5 · checked 23 Oct 2026 Free · ★ 4.2/5 Visit Details | WP Rocket v3.23.3.3 · checked 23 Oct 2026 Paid Visit Details |
|---|---|---|
| At a glance | ||
| Active installs | 1M+ | — |
| Last updated | October 20, 2026 | — |
| Editions | Speed Optimizer | WP Rocket ($) |
| Pros | Page caching, minification and lazy loading in one place; Browser cache headers and database cleanup; Free, from the WordPress.org directory | Page caching and minification with default settings; Preloading, critical CSS and unused CSS removal; Cloudflare and Sucuri integrations |
| Cons | Dynamic caching and Memcached are SiteGround-only; CDN premium tier depends on the hosting plan; Calls Google PageSpeed and Google Fonts services | No free edition; a licence is required; Several features call the vendor's cloud services; Usage analytics is opt-in but adds a vendor script in admin |
| Mentioned in our posts | — | 2 |
| Features (Speed Optimization plugins checklist) | ||
| Page cache | Yes | Paid |
| Browser cache | Yes | Paid |
| Minify CSS/JS | Yes | Paid |
| CDN | Paid | Paid |
| Object cache | Yes | No |
| Database cleanup | Yes | Paid |
| Free version | Yes | No |
| More features | ||
| Other features | Lazy loading of images, iframes and videos, Image optimisation, WebP image conversion, Force HTTPS, Heartbeat control, PageSpeed analysis | Cache preloading ($), Critical CSS generation through vendor API ($), Unused CSS removal through vendor API ($), RocketCDN content delivery ($), Cloudflare API integration ($), Sucuri WAF integration ($), Scheduled database optimisation ($) |
| Integrations | ||
| Analytics | Google PageSpeed Insights | Mixpanel ($) |
| Storage | — | RocketCDN ($) |
| Other | Google Fonts | Cloudflare ($), Sucuri ($) |
| Requires WordPress | 5.5.1 | 5.8 |
| Requires PHP | 7.0 | 7.4 |
| Tested up to | 7.1 | — |
| Phones home | No | Only if you agree |
| External services | www.googleapis.com, fonts.googleapis.com, sgwpdemo.com, api.wordpress.org | cpcss.wp-rocket.me, api.wp-rocket.me, b.rucss.wp-rocket.me, saas.wp-rocket.me, rocketcdn.me, api.cloudflare.com, waf.sucuri.net, cdn.mxpnl.com |