How Redis Object Cache Affects Your WordPress Speed

B+

Estimated Speed Score

+1 ms

TTFB Impact

+0 MB

Memory Impact

DB Queries

Low impact

Plugin Overview

Active Installs300K+

Rating4.5/5 (171)

Tested Up ToWP 6.9.1

Requires PHP7.2+

Last UpdatedJan 29, 2026

Downloads15.7M+

AuthorTill Krüss

WP.orgView on WordPress.org

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Redis Object Cache Speed Score - MakeWPFast

Performance Analysis

Performance Impact

Redis Object Cache receives an estimated speed score of B+. Our real benchmark tests measured the following impact when activating this plugin:

TTFB impact: +1 ms
Memory impact: +0.0 MB
Additional DB queries: +0

Overall activation impact: low. This plugin adds minimal overhead to your WordPress site.

Maintenance Status

Last updated: 2026-01-29. Requires PHP 7.2+. Trusted by 300K+ active installations.

Benchmark data measured in an isolated Docker environment (WordPress 6.8, PHP 8.3, GeneratePress). See our full methodology.

Alternatives to Redis Object Cache

Plugin	Speed Score	Active Installs
Breeze Cache	B	400K+
Nginx Helper	C	100K+
YARPP – Yet Another Related Posts Plugin	C	100K+

Frequently Asked Questions

Does Redis Object Cache slow down WordPress?

Redis Object Cache has an estimated speed score of B+. It should have minimal impact on your site speed.

Is Redis Object Cache still maintained?

Redis Object Cache was last updated on 2026-01-29. It has 300K+ active installations, indicating it is actively maintained and widely trusted.

What are the best alternatives to Redis Object Cache?

Check our plugin reviews in the Caching category for alternatives. We compare plugins side-by-side on speed, features, and user ratings to help you find the best fit.