| Metric | core-js | Nagich | Winner |
|---|---|---|---|
| Performance | 36 | 31 | core-js |
| Accessibility | 88 | 85 | core-js |
| Best Practices | 84 | 79 | core-js |
| SEO | 91 | 88 | core-js |
| Security | 65 | 66 | Nagich |
| TTFB | 374ms | 294ms | Nagich |
| Composite | 72 | 73 | Nagich |
core-js outperforms Nagich in 4 of 7 categories, with a stronger composite score (72 vs 73). Nagich leads in security, TTFB, composite score.
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.
Choose Nagich when your primary concern is server response time and security. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 1582 audited core-js sites and 12 audited Nagich 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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