Based on 2488 and 42 real audits
| Metric | HSTS | Vercel Speed Insights | Winner |
|---|---|---|---|
| Performance | 48 | 47 | HSTS |
| Accessibility | 89 | 91 | Vercel Speed Insights |
| Best Practices | 87 | 89 | Vercel Speed Insights |
| SEO | 91 | 94 | Vercel Speed Insights |
| Security | 69 | 68 | HSTS |
| TTFB | 354ms | 347ms | Vercel Speed Insights |
| Composite | 75 | 75 | Tie |
Vercel Speed Insights outperforms HSTS in 4 of 7 categories, with a stronger composite score (75 vs 75). HSTS leads in performance, security.
Choose HSTS when your primary concern is performance and security. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Vercel Speed Insights when your primary concern is server response time and SEO. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 2488 audited HSTS sites and 42 audited Vercel Speed Insights 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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