| Metric | HSTS | Imperva | Winner |
|---|---|---|---|
| Performance | 49 | 22 | HSTS |
| Accessibility | 89 | 69 | HSTS |
| Best Practices | 88 | 79 | HSTS |
| SEO | 91 | 67 | HSTS |
| Security | 70 | 65 | HSTS |
| TTFB | 364ms | 382ms | HSTS |
| Composite | 75 | 72 | HSTS |
HSTS outperforms Imperva in 7 of 7 categories, with a stronger composite score (75 vs 72). Imperva leads in no categories.
Choose HSTS when your primary concern is performance and SEO. Its audit data shows consistent strength in these areas across the sampled sites.
Imperva doesn't clearly lead HSTS 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 2556 audited HSTS sites and 27 audited Imperva 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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