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HSTS vs Zone.js

Based on 2489 and 46 real audits

View HSTS details | View Zone.js details
MetricHSTSZone.jsWinner
Performance4833HSTS
Accessibility8990Zone.js
Best Practices8792Zone.js
SEO9189HSTS
Security6967HSTS
TTFB354ms302msZone.js
Composite7573HSTS
Performance
HSTS
48
Zone.js
33
Accessibility
HSTS
89
Zone.js
90
Security
HSTS
69
Zone.js
67
SEO
HSTS
91
Zone.js
89
Composite
HSTS
75
Zone.js
73

HSTS outperforms Zone.js in 4 of 7 categories, with a stronger composite score (75 vs 73). Zone.js leads in accessibility, best practices, TTFB.

When to choose HSTS

Choose HSTS when your primary concern is performance and SEO. Its audit data shows consistent strength in these areas across the sampled sites.

When to choose Zone.js

Choose Zone.js when your primary concern is server response time and best practices. Its audit data shows consistent strength in these areas across the sampled sites.

How this comparison was built

Scores are medians across 2489 audited HSTS sites and 46 audited Zone.js 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 →

FAQ

Which is faster, HSTS or Zone.js?
Based on real BeaverCheck audits, HSTS sites score higher on Lighthouse performance (48 vs 33 on average).
Which has better security, HSTS or Zone.js?
HSTS sites score higher on security analysis (69 vs 67 on average).
Which has better accessibility, HSTS or Zone.js?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor Zone.js (90 vs 89). Both technologies can be made fully accessible with care — the difference reflects common patterns in the sampled sites, not inherent platform limits.
Which is better for SEO, HSTS or Zone.js?
HSTS sites score higher on Lighthouse SEO signals (91 vs 89 on average), which cover meta tags, crawlability, mobile friendliness, and structured data. Content strategy and backlinks still matter more than platform choice for ranking.
Which has faster server response (TTFB), HSTS or Zone.js?
Zone.js sites show lower Time to First Byte (302 ms vs 354 ms on average). TTFB depends heavily on hosting and CDN setup rather than the technology itself, but the sampled sites suggest a meaningful difference in common deployment patterns.
Should I choose HSTS or Zone.js for my website?
Both platforms have trade-offs. HSTS scores higher on overall composite score while HSTS may excel in metrics you care about most. Run a free BeaverCheck audit on a real site using each to compare the metrics relevant to your use case.
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