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Polyfill

Based on 1 real audits

46
Avg. Performance
90
Avg. Accessibility
100
Avg. Best Practices
77
Avg. SEO
69
Avg. Security
78
Avg. Composite
46 /100
Avg. Performance
14 ms
Avg. TTFB
78 /100
Avg. Composite
1
Sites Audited

How Polyfill sites compare

Polyfill sites perform near the global average with a mean Lighthouse performance score of 46/100 (global average: 49/100).

Recent Audits

SitePerformanceGradeAudited
www.theguardian.com46C2026-04-04

Commonly Used With

Sites that use Polyfill also commonly use:

RSS Miscellaneous 1HTTP/3 Miscellaneous 1HSTS Security 1Emotion JavaScript frameworks 1core-js JavaScript libraries 1Cart Functionality Ecommerce 1Adjust Analytics 1

Compare with...

Polyfill vs RSSPolyfill vs HTTP/3Polyfill vs HSTSPolyfill vs EmotionPolyfill vs core-jsPolyfill vs Cart FunctionalityPolyfill vs Adjust

FAQ

What is the average Lighthouse performance score for Polyfill sites?
Based on 1 real audits, Polyfill sites score an average of 46/100 on Lighthouse performance.
How does Polyfill compare on web security?
Polyfill sites score an average security grade of 69/100 in BeaverCheck audits.
What is the average page load time for Polyfill websites?
The average Time to First Byte (TTFB) for Polyfill sites is 14ms based on 1 audits.
How can I improve my Polyfill site's performance?
Run a free audit on BeaverCheck to get specific recommendations for your Polyfill site. Common issues include render-blocking resources, unoptimized images, and missing caching headers.

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