| Metric | GSAP | Lenis | Winner |
|---|---|---|---|
| Performance | 35 | 29 | GSAP |
| Accessibility | 89 | 90 | Lenis |
| Best Practices | 87 | 88 | Lenis |
| SEO | 91 | 92 | Lenis |
| Security | 65 | 66 | Lenis |
| TTFB | 358ms | 275ms | Lenis |
| Composite | 73 | 74 | Lenis |
Lenis outperforms GSAP in 6 of 7 categories, with a stronger composite score (74 vs 73). GSAP leads in performance.
Choose GSAP when your primary concern is performance. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Lenis 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 242 audited GSAP sites and 11 audited Lenis 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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