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Cloudflare Rocket Loader vs HSTS

Based on 83 and 3211 real audits

View Cloudflare Rocket Loader details | View HSTS details
MetricCloudflare Rocket LoaderHSTSWinner
Performance5253HSTS
Accessibility8590HSTS
Best Practices8589HSTS
SEO8992HSTS
Security7073HSTS
TTFB464ms398msHSTS
Composite7677HSTS
Performance
Cloudflare Rocket Loader
52
HSTS
53
Accessibility
Cloudflare Rocket Loader
85
HSTS
90
Security
Cloudflare Rocket Loader
70
HSTS
73
SEO
Cloudflare Rocket Loader
89
HSTS
92
Composite
Cloudflare Rocket Loader
76
HSTS
77

HSTS outperforms Cloudflare Rocket Loader in 7 of 7 categories, with a stronger composite score (77 vs 76). Cloudflare Rocket Loader leads in no categories.

When to choose Cloudflare Rocket Loader

Cloudflare Rocket Loader 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.

When to choose HSTS

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

How this comparison was built

Scores are medians across 83 audited Cloudflare Rocket Loader sites and 3211 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 →

FAQ

Which is faster, Cloudflare Rocket Loader or HSTS?
Based on real BeaverCheck audits, HSTS sites score higher on Lighthouse performance (53 vs 52 on average).
Which has better security, Cloudflare Rocket Loader or HSTS?
HSTS sites score higher on security analysis (73 vs 70 on average).
Which has better accessibility, Cloudflare Rocket Loader or HSTS?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor HSTS (90 vs 85). 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, Cloudflare Rocket Loader or HSTS?
HSTS sites score higher on Lighthouse SEO signals (92 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), Cloudflare Rocket Loader or HSTS?
HSTS sites show lower Time to First Byte (398 ms vs 464 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 Cloudflare Rocket Loader or HSTS for my website?
Both platforms have trade-offs. HSTS scores higher on overall composite score while Cloudflare Rocket Loader 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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