Based on 238 and 1582 real audits
| Metric | Adobe Fonts | core-js | Winner |
|---|---|---|---|
| Performance | 38 | 36 | Adobe Fonts |
| Accessibility | 88 | 88 | Tie |
| Best Practices | 85 | 84 | Adobe Fonts |
| SEO | 92 | 91 | Adobe Fonts |
| Security | 65 | 65 | Tie |
| TTFB | 315ms | 374ms | Adobe Fonts |
| Composite | 73 | 72 | Adobe Fonts |
Adobe Fonts outperforms core-js in 5 of 7 categories, with a stronger composite score (73 vs 72). core-js leads in no categories.
Choose Adobe Fonts when your primary concern is server response time and performance. Its audit data shows consistent strength in these areas across the sampled sites.
core-js doesn't clearly lead Adobe Fonts in any category on the sampled sites — pick it based on developer experience, ecosystem, or existing team skills rather than the audit scores.
Scores are medians across 238 audited Adobe Fonts 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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