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Admiral vs core-js

Based on 96 and 1582 real audits

View Admiral details | View core-js details
MetricAdmiralcore-jsWinner
Performance3136core-js
Accessibility8988Admiral
Best Practices8184core-js
SEO9291Admiral
Security6465core-js
TTFB274ms374msAdmiral
Composite7272Tie
Performance
Admiral
31
core-js
36
Accessibility
Admiral
89
core-js
88
Security
Admiral
64
core-js
65
SEO
Admiral
92
core-js
91
Composite
Admiral
72
core-js
72

Admiral and core-js are closely matched, each leading in different categories. Admiral has a composite score of 72 while core-js scores 72.

When to choose Admiral

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

How this comparison was built

Scores are medians across 96 audited Admiral 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, Admiral or core-js?
Based on real BeaverCheck audits, core-js sites score higher on Lighthouse performance (36 vs 31 on average).
Which has better security, Admiral or core-js?
core-js sites score higher on security analysis (65 vs 64 on average).
Which has better accessibility, Admiral or core-js?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor Admiral (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, Admiral or core-js?
Admiral sites score higher on Lighthouse SEO signals (92 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), Admiral or core-js?
Admiral sites show lower Time to First Byte (274 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 Admiral or core-js for my website?
Both platforms have trade-offs. core-js scores higher on overall composite score while Admiral 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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