| Metric | core-js | DDoS-Guard | Winner |
|---|---|---|---|
| Performance | 37 | 40 | DDoS-Guard |
| Accessibility | 88 | 75 | core-js |
| Best Practices | 84 | 91 | DDoS-Guard |
| SEO | 91 | 89 | core-js |
| Security | 66 | 66 | Tie |
| TTFB | 421ms | 509ms | core-js |
| Composite | 73 | 71 | core-js |
core-js outperforms DDoS-Guard in 4 of 7 categories, with a stronger composite score (73 vs 71). DDoS-Guard leads in performance, best practices.
Choose core-js when your primary concern is server response time and accessibility. Its audit data shows consistent strength in these areas across the sampled sites.
Choose DDoS-Guard when your primary concern is best practices and performance. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 1726 audited core-js sites and 10 audited DDoS-Guard 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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