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Complianz vs core-js

Based on 11 and 1582 real audits

View Complianz details | View core-js details
MetricComplianzcore-jsWinner
Performance4636Complianz
Accessibility8688core-js
Best Practices8684Complianz
SEO8991core-js
Security6765Complianz
TTFB389ms374mscore-js
Composite7572Complianz
Performance
Complianz
46
core-js
36
Accessibility
Complianz
86
core-js
88
Security
Complianz
67
core-js
65
SEO
Complianz
89
core-js
91
Composite
Complianz
75
core-js
72

Complianz outperforms core-js in 4 of 7 categories, with a stronger composite score (75 vs 72). core-js leads in accessibility, SEO, TTFB.

When to choose Complianz

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

When to choose core-js

Choose core-js 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 11 audited Complianz sites and 1582 audited core-js 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, Complianz or core-js?
Based on real BeaverCheck audits, Complianz sites score higher on Lighthouse performance (46 vs 36 on average).
Which has better security, Complianz or core-js?
Complianz sites score higher on security analysis (67 vs 65 on average).
Which has better accessibility, Complianz or core-js?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor core-js (88 vs 86). 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, Complianz or core-js?
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), Complianz or core-js?
core-js sites show lower Time to First Byte (374 ms vs 389 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 Complianz or core-js for my website?
Both platforms have trade-offs. Complianz scores higher on overall composite score while Complianz 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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