Performance Lab vs SiteLock Security – WP Hardening, Login… (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
SiteLock Security – WP Hardening, Login…
1.0K+ active installs
Free
Quick Verdict
As of April 2026, Performance Lab has a higher user rating (4.3/5 from 50 reviews) and leads in active installations (200K+ vs 1.0K+). Both are free WordPress plugins. Performance Lab has accumulated 3.5M+ total downloads while SiteLock Security – WP Hardening, Login… has 48K+.
Detailed Comparison
| Metric | Performance Lab | SiteLock Security – WP Hardening, Login… | |
|---|---|---|---|
| Rating | 4.3/5 | ◄ | 3.4/5 |
| Total Reviews | 50 | ◄ | 14 |
| Active Installs | 200K+ | ◄ | 1.0K+ |
| Total Downloads | 3.5M+ | ◄ | 48K+ |
| Support Resolution | N/A | N/A | |
| Last Updated | 1 month ago | ◄ | 1 month ago |
| First Released | 2022 | 2013 | |
| Age | 4 years | 13 years | |
| WP Requires | 6.6+ | 3.8+ | |
| PHP Requires | 7.2+ | 8.0+ | |
| Business Model | Free | Free | |
| Latest Version | 4.1.0 | 5.1.0 |
Rating Breakdown
Performance Lab
SiteLock Security – WP Hardening, Login…
Download Trends
Over the past 30 days, Performance Lab averaged approximately 1,805 daily downloads while SiteLock Security – WP Hardening, Login… averaged 26.
Recent Reviews
Performance Lab Reviews
great for testing, idk how great for production
been using a few of the plugins and metrics for testing and scaling, been using some of the plugins noted there on some production sites, but I do advise on never installing the plugins that require o
Good performance improvements but needs polishing
I have tested this plugin on a few sites and it provides some useful performance features that are helpful for optimization and experimentation. The modular approach is nice and makes it easy to enabl
Essential for modern WP sites! Now 100% translated into Persian
Performance Lab is the gateway to the future of WordPress. These tools are crucial for anyone serious about site speed, Core Web Vitals, and modern image formats. I have personally translated and
SiteLock Security – WP Hardening, Login… Reviews
SiteLock Security WordPress Plugin
The SiteLock Security WordPress plugin is a lightweight WordPress security tool aimed at giving site owners essential protections with minimal performance impact. It focuses on baseline hardening (e.g
SSL verification not working
Since the start of the service SiteLock is not able to connect to my (verified) domain and verify the SSL certificate. Support reactions are far from satisfying.
Bad product, worse customer support
They will show false positives for Google Analytics tag, then charge you to remove it, then send you an email saying they were wrong and it was a false positive and that they didn’t actually remove an
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Frequently Asked Questions
Is Performance Lab or SiteLock Security – WP Hardening, Login… more popular?
Which has better ratings — Performance Lab or SiteLock Security – WP Hardening, Login…?
Are Performance Lab and SiteLock Security – WP Hardening, Login… free?
Which plugin has better support — Performance Lab or SiteLock Security – WP Hardening, Login…?
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Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.