| Metric | BDOW | core-js | Winner |
|---|---|---|---|
| Performance | 28 | 36 | core-js |
| Accessibility | 84 | 88 | core-js |
| Best Practices | 77 | 85 | core-js |
| SEO | 96 | 91 | BDOW |
| Security | 73 | 67 | BDOW |
| TTFB | 328ms | 439ms | BDOW |
| Composite | 74 | 74 | Tie |
BDOW and core-js are closely matched, each leading in different categories. BDOW has a composite score of 74 while core-js scores 74.
Choose BDOW when your primary concern is server response time and security. 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 2 audited BDOW sites and 1847 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 →
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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