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core-js vs Very Good Security

Based on 1582 and 6 real audits

View core-js details | View Very Good Security details
Metriccore-jsVery Good SecurityWinner
Performance3633core-js
Accessibility8894Very Good Security
Best Practices8477core-js
SEO9189core-js
Security6567Very Good Security
TTFB374ms331msVery Good Security
Composite7274Very Good Security
Performance
core-js
36
Very Good Security
33
Accessibility
core-js
88
Very Good Security
94
Security
core-js
65
Very Good Security
67
SEO
core-js
91
Very Good Security
89
Composite
core-js
72
Very Good Security
74

Very Good Security outperforms core-js in 4 of 7 categories, with a stronger composite score (74 vs 72). core-js leads in performance, best practices, SEO.

When to choose core-js

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

When to choose Very Good Security

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

How this comparison was built

Scores are medians across 1582 audited core-js sites and 6 audited Very Good Security 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 →

Small sample: one or both technologies have fewer than 10 audited sites. Treat these numbers as directional — medians stabilize around 20–30 audits per side.

FAQ

Which is faster, core-js or Very Good Security?
Based on real BeaverCheck audits, core-js sites score higher on Lighthouse performance (36 vs 33 on average).
Which has better security, core-js or Very Good Security?
Very Good Security sites score higher on security analysis (67 vs 65 on average).
Which has better accessibility, core-js or Very Good Security?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor Very Good Security (94 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 Very Good Security?
core-js sites score higher on Lighthouse SEO signals (91 vs 89 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 Very Good Security?
Very Good Security sites show lower Time to First Byte (331 ms vs 374 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 Very Good Security for my website?
Both platforms have trade-offs. core-js 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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