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core-js vs Facebook

Based on 1573 and 1407 real audits

View core-js details | View Facebook details
Metriccore-jsFacebookWinner
Performance3638Facebook
Accessibility8889Facebook
Best Practices8484Tie
SEO9190core-js
Security6567Facebook
TTFB371ms280msFacebook
Composite7272Tie
Performance
core-js
36
Facebook
38
Accessibility
core-js
88
Facebook
89
Security
core-js
65
Facebook
67
SEO
core-js
91
Facebook
90
Composite
core-js
72
Facebook
72

Facebook outperforms core-js in 4 of 7 categories, with a stronger composite score (72 vs 72). core-js leads in SEO.

When to choose core-js

Choose core-js when your primary concern is SEO. Its audit data shows consistent strength in these areas across the sampled sites.

When to choose Facebook

Choose Facebook when your primary concern is server response time and performance. Its audit data shows consistent strength in these areas across the sampled sites.

How this comparison was built

Scores are medians across 1573 audited core-js sites and 1407 audited Facebook sites in the BeaverCheck database. Every audit runs the same 100+ checks — Lighthouse performance, security headers, accessibility, SEO, server response time — against a real URL. No vendor input, no sponsorship, no affiliate links. Read the full methodology →

FAQ

Which is faster, core-js or Facebook?
Based on real BeaverCheck audits, Facebook sites score higher on Lighthouse performance (38 vs 36 on average).
Which has better security, core-js or Facebook?
Facebook sites score higher on security analysis (67 vs 65 on average).
Which has better accessibility, core-js or Facebook?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor Facebook (89 vs 88). Both technologies can be made fully accessible with care — the difference reflects common patterns in the sampled sites, not inherent platform limits.
Which is better for SEO, core-js or Facebook?
core-js sites score higher on Lighthouse SEO signals (91 vs 90 on average), which cover meta tags, crawlability, mobile friendliness, and structured data. Content strategy and backlinks still matter more than platform choice for ranking.
Which has faster server response (TTFB), core-js or Facebook?
Facebook sites show lower Time to First Byte (280 ms vs 371 ms on average). TTFB depends heavily on hosting and CDN setup rather than the technology itself, but the sampled sites suggest a meaningful difference in common deployment patterns.
Should I choose core-js or Facebook for my website?
Both platforms have trade-offs. Facebook scores higher on overall composite score while core-js may excel in metrics you care about most. Run a free BeaverCheck audit on a real site using each to compare the metrics relevant to your use case.
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