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core-js vs RequireJS

Based on 1930 and 92 real audits

View core-js details | View RequireJS details
Metriccore-jsRequireJSWinner
Performance3744RequireJS
Accessibility8885core-js
Best Practices8587RequireJS
SEO9191Tie
Security6868Tie
TTFB476ms370msRequireJS
Composite7475RequireJS
Performance
core-js
37
RequireJS
44
Accessibility
core-js
88
RequireJS
85
Security
core-js
68
RequireJS
68
SEO
core-js
91
RequireJS
91
Composite
core-js
74
RequireJS
75

RequireJS outperforms core-js in 4 of 7 categories, with a stronger composite score (75 vs 74). core-js leads in accessibility.

When to choose core-js

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

When to choose RequireJS

Choose RequireJS 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 1930 audited core-js sites and 92 audited RequireJS 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 RequireJS?
Based on real BeaverCheck audits, RequireJS sites score higher on Lighthouse performance (44 vs 37 on average).
Which has better security, core-js or RequireJS?
core-js sites score higher on security analysis (68 vs 68 on average).
Which has better accessibility, core-js or RequireJS?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor core-js (88 vs 85). 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 RequireJS?
core-js sites score higher on Lighthouse SEO signals (91 vs 91 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 RequireJS?
RequireJS sites show lower Time to First Byte (370 ms vs 476 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 RequireJS for my website?
Both platforms have trade-offs. RequireJS 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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