Speed Optimizer vs WP-Optimize
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-Optimize v4.7.0 · checked 23 Oct 2026 Free · ★ 4.8/5 Visit Details |
|---|---|---|
| At a glance | ||
| Active installs | 1M+ | 1M+ |
| Last updated | October 20, 2026 | September 21, 2026 |
| Editions | Speed Optimizer | WP-Optimize · WP-Optimize Premium ($) |
| Pros | Page caching, minification and lazy loading in one place; Browser cache headers and database cleanup; Free, from the WordPress.org directory | Page, browser and minified-asset caching in the free edition; Database cleanup for revisions, spam, tables and more; Image compression and WebP conversion |
| Cons | Dynamic caching and Memcached are SiteGround-only; CDN premium tier depends on the hosting plan; Calls Google PageSpeed and Google Fonts services | Unused CSS, Google Fonts hosting and Cloudflare purge are paid; Image compression relies on the reSmush.it service; Many scheduled background jobs run on the site |
| Mentioned in our posts | — | 1 |
| Features (Speed Optimization plugins checklist) | ||
| Page cache | Yes | Yes |
| Browser cache | Yes | Yes |
| Minify CSS/JS | Yes | Yes |
| CDN | Paid | Yes |
| Object cache | Yes | No |
| Database cleanup | Yes | Yes |
| Free version | Yes | Yes |
| More features | ||
| Other features | Lazy loading of images, iframes and videos, Image optimisation, WebP image conversion, Force HTTPS, Heartbeat control, PageSpeed analysis | Image compression through reSmush.it, WebP conversion of compressed images, Scheduled page cache preload, 404 error log with daily pruning, Gzip compression test, Spam comment review link, Unused CSS removal ($), Local hosting of Google Fonts ($) |
| Integrations | ||
| Analytics | Google PageSpeed Insights | — |
| Other | Google Fonts | reSmush.it, checkgzipcompression.com, Cloudflare ($) |
| Requires WordPress | 5.5.1 | 4.9 |
| Requires PHP | 7.0 | 7.2 |
| Tested up to | 7.1 | 7.1 |
| Phones home | No | No |
| External services | www.googleapis.com, fonts.googleapis.com, sgwpdemo.com, api.wordpress.org | checkgzipcompression.com, api.resmush.it, plugins.svn.wordpress.org, teamupdraft.com |