Redis Object Cache vs W3 Total Cache
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| Feature | Redis Object Cache v3.0.0 · checked 23 Oct 2026 Free + paid · ★ 4.5/5 Visit Details | W3 Total Cache v2.11.0 · checked 23 Oct 2026 Free + paid · ★ 4.4/5 Visit Details |
|---|---|---|
| At a glance | ||
| Active installs | 500,000+ | 900,000+ |
| Last updated | September 18, 2026 | October 20, 2026 |
| Editions | Redis Object Cache · Object Cache Pro ($) | W3 Total Cache · W3 Total Cache Pro ($) |
| Pros | Supports several Redis clients, including Relay and PhpRedis; Sentinel and replication configuration in the free version; Status, diagnostics, WP-CLI commands and a flush action in admin | Page, browser, object and CDN caching in one plugin; Minification of CSS and JavaScript; Works with many CDN providers in the free code |
| Cons | Object cache only: no page caching, minification or CDN; Needs a reachable Redis server and PHP client extension or library; Shows upgrade prompts for the paid Object Cache Pro | Large settings area that is easy to misconfigure; Some modules need external cache servers or CDN accounts; Pro upgrade notes appear in the free admin |
| Mentioned in our posts | — | 3 |
| Features (Speed Optimization plugins checklist) | ||
| Page cache | No | Yes |
| Browser cache | No | Yes |
| Minify CSS/JS | No | Yes |
| CDN | No | Yes |
| Object cache | Yes | Yes |
| Database cleanup | No | — |
| Free version | Yes | Yes |
| More features | ||
| Other features | Predis, PhpRedis, Relay and Credis clients, Sentinel and replication settings, WP-CLI redis commands, Dashboard status widget, Admin bar status and flush, Query Monitor collector and output, Hit and miss metrics pruned hourly, Automatic object-cache.php drop-in update, Upgrade prompts for Object Cache Pro | Database query caching, Fragment caching for plugins and themes ($), Local usage statistics collection, Pro upgrade notes in the free admin ($), Pro licence check ($) |
| Integrations | ||
| Analytics | — | New Relic |
| Storage | Redis server | BunnyCDN, Google Drive, Rackspace Cloud Files |
| Plugins | Query Monitor | — |
| Other | WP-CLI | — |
| Requires WordPress | 4.6 | 6.0 |
| Requires PHP | 7.2 | 7.4 |
| Tested up to | 7.1 | 7.1 |
| Phones home | No | Only if you agree |
| External services | — | api.bunny.net, identity.api.rackspacecloud.com, api.newrelic.com, closure-compiler.appspot.com, management.core.windows.net |