Based on 1006 and 46 real audits
| Metric | Google Font API | Zone.js | Winner |
|---|---|---|---|
| Performance | 44 | 33 | Google Font API |
| Accessibility | 87 | 90 | Zone.js |
| Best Practices | 86 | 92 | Zone.js |
| SEO | 91 | 89 | Google Font API |
| Security | 65 | 67 | Zone.js |
| TTFB | 398ms | 302ms | Zone.js |
| Composite | 73 | 73 | Tie |
Zone.js outperforms Google Font API in 4 of 7 categories, with a stronger composite score (73 vs 73). Google Font API leads in performance, SEO.
Choose Google Font API when your primary concern is performance and SEO. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Zone.js when your primary concern is server response time and best practices. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 1006 audited Google Font API sites and 46 audited Zone.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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