Based on 1582 and 30 real audits
| Metric | core-js | HubSpot Chat | Winner |
|---|---|---|---|
| Performance | 36 | 37 | HubSpot Chat |
| Accessibility | 88 | 89 | HubSpot Chat |
| Best Practices | 84 | 79 | core-js |
| SEO | 91 | 89 | core-js |
| Security | 65 | 66 | HubSpot Chat |
| TTFB | 374ms | 368ms | HubSpot Chat |
| Composite | 72 | 74 | HubSpot Chat |
HubSpot Chat outperforms core-js in 5 of 7 categories, with a stronger composite score (74 vs 72). core-js leads in best practices, SEO.
Choose core-js when your primary concern is best practices and SEO. Its audit data shows consistent strength in these areas across the sampled sites.
Choose HubSpot Chat when your primary concern is server response time and performance. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 1582 audited core-js sites and 30 audited HubSpot Chat 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 →
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