| Metric | core-js | LiveChat | Winner |
|---|---|---|---|
| Performance | 36 | 31 | core-js |
| Accessibility | 88 | 88 | Tie |
| Best Practices | 84 | 85 | LiveChat |
| SEO | 91 | 95 | LiveChat |
| Security | 65 | 64 | core-js |
| TTFB | 374ms | 422ms | core-js |
| Composite | 72 | 74 | LiveChat |
core-js and LiveChat are closely matched, each leading in different categories. core-js has a composite score of 72 while LiveChat scores 74.
Choose core-js when your primary concern is server response time and performance. Its audit data shows consistent strength in these areas across the sampled sites.
Choose LiveChat when your primary concern is SEO and best practices. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 1582 audited core-js sites and 8 audited LiveChat 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.
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