| Metric | core-js | Landbot | Winner |
|---|---|---|---|
| Performance | 36 | 36 | Tie |
| Accessibility | 88 | 82 | core-js |
| Best Practices | 84 | 100 | Landbot |
| SEO | 91 | 77 | core-js |
| Security | 65 | 65 | Tie |
| TTFB | 379ms | 19ms | Landbot |
| Composite | 72 | 72 | Tie |
core-js and Landbot are closely matched, each leading in different categories. core-js has a composite score of 72 while Landbot scores 72.
Choose core-js when your primary concern is SEO and accessibility. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Landbot when your primary concern is server response time and best practices. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 1600 audited core-js sites and 1 audited Landbot 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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