Based on 20 and 1582 real audits
| Metric | Contentsquare | core-js | Winner |
|---|---|---|---|
| Performance | 28 | 36 | core-js |
| Accessibility | 92 | 88 | Contentsquare |
| Best Practices | 77 | 84 | core-js |
| SEO | 92 | 91 | Contentsquare |
| Security | 64 | 65 | core-js |
| TTFB | 235ms | 374ms | Contentsquare |
| Composite | 71 | 72 | core-js |
core-js outperforms Contentsquare in 4 of 7 categories, with a stronger composite score (72 vs 71). Contentsquare leads in accessibility, SEO, TTFB.
Choose Contentsquare when your primary concern is server response time and accessibility. Its audit data shows consistent strength in these areas across the sampled sites.
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.
Scores are medians across 20 audited Contentsquare 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 →
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