| Metric | AddThis | HSTS | Winner |
|---|---|---|---|
| Performance | 47 | 49 | HSTS |
| Accessibility | 81 | 89 | HSTS |
| Best Practices | 82 | 88 | HSTS |
| SEO | 88 | 91 | HSTS |
| Security | 61 | 70 | HSTS |
| TTFB | 343ms | 364ms | AddThis |
| Composite | 70 | 75 | HSTS |
HSTS outperforms AddThis in 6 of 7 categories, with a stronger composite score (75 vs 70). AddThis leads in TTFB.
Choose AddThis when your primary concern is server response time. Its audit data shows consistent strength in these areas across the sampled sites.
Choose HSTS when your primary concern is security and accessibility. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 4 audited AddThis sites and 2556 audited HSTS 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 →
Small sample: one or both technologies have fewer than 10 audited sites. Treat these numbers as directional — medians stabilize around 20–30 audits per side.
Send Feedback