Based on 40 and 885 real audits
| Metric | Animate.css | Bootstrap | Winner |
|---|---|---|---|
| Performance | 44 | 46 | Bootstrap |
| Accessibility | 82 | 87 | Bootstrap |
| Best Practices | 88 | 87 | Animate.css |
| SEO | 90 | 90 | Tie |
| Security | 64 | 65 | Bootstrap |
| TTFB | 495ms | 434ms | Bootstrap |
| Composite | 73 | 74 | Bootstrap |
Bootstrap outperforms Animate.css in 5 of 7 categories, with a stronger composite score (74 vs 73). Animate.css leads in best practices.
Choose Animate.css when your primary concern is best practices. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Bootstrap when your primary concern is server response time and accessibility. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 40 audited Animate.css sites and 885 audited Bootstrap 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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