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Chart.js vs core-js

Based on 27 and 1582 real audits

View Chart.js details | View core-js details
MetricChart.jscore-jsWinner
Performance3936Chart.js
Accessibility8788core-js
Best Practices8984Chart.js
SEO9191Tie
Security6565Tie
TTFB449ms374mscore-js
Composite7272Tie
Performance
Chart.js
39
core-js
36
Accessibility
Chart.js
87
core-js
88
Security
Chart.js
65
core-js
65
SEO
Chart.js
91
core-js
91
Composite
Chart.js
72
core-js
72

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

When to choose Chart.js

Choose Chart.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 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 27 audited Chart.js 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, Chart.js or core-js?
Based on real BeaverCheck audits, Chart.js sites score higher on Lighthouse performance (39 vs 36 on average).
Which has better security, Chart.js or core-js?
Chart.js sites score higher on security analysis (65 vs 65 on average).
Which has better accessibility, Chart.js or core-js?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor core-js (88 vs 87). 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, Chart.js or core-js?
Chart.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), Chart.js or core-js?
core-js sites show lower Time to First Byte (374 ms vs 449 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 Chart.js or core-js for my website?
Both platforms have trade-offs. Chart.js scores higher on overall composite score while Chart.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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