How Advanced Custom Fields (ACF®) Affects Your WordPress Speed
B
Estimated Speed Score
Measured Performance
Tested Feb 2026 · How we test
+2 ms
TTFB Impact
+2 MB
Memory Impact
+3
DB Queries
Plugin Overview
Share This Badge
Add this performance badge to your site or README:
Performance Analysis
Performance Impact
Advanced Custom Fields (ACF®) receives an estimated speed score of B. Our real benchmark tests measured the following impact when activating this plugin:
- TTFB impact: +2 ms
- Memory impact: +2.0 MB
- Additional DB queries: +3
Overall activation impact: low. This plugin adds minimal overhead to your WordPress site.
Maintenance Status
Last updated: 2025-12-03. Requires PHP 7.4+. Trusted by 2.0M+ active installations.
Benchmark data measured in an isolated Docker environment (WordPress 6.8, PHP 8.3, GeneratePress). See our full methodology.
Alternatives to Advanced Custom Fields (ACF®)
| Plugin | Speed Score | Active Installs |
|---|---|---|
| Kirki Customizer Framework | B- | 500K+ |
| WooCommerce Legacy REST API | D | 400K+ |
| Post Duplicator | B | 200K+ |
Frequently Asked Questions
Does Advanced Custom Fields (ACFu00ae) slow down WordPress?
Advanced Custom Fields (ACFu00ae) has an estimated speed score of B. It has a moderate impact. Monitor your site speed after installation.
Is Advanced Custom Fields (ACFu00ae) still maintained?
Advanced Custom Fields (ACFu00ae) was last updated on 2025-12-03. It has 2.0M+ active installations, indicating it is actively maintained and widely trusted.
What are the best alternatives to Advanced Custom Fields (ACFu00ae)?
Check our plugin reviews in the Developer category for alternatives. We compare plugins side-by-side on speed, features, and user ratings to help you find the best fit.
Get WordPress Performance Tips
Plugin reviews, speed optimization guides, and error debugging — straight to your inbox.
No spam. Unsubscribe anytime. We respect your privacy.