Skip to content

Fly.io vs HSTS

Based on 13 and 3098 real audits

View Fly.io details | View HSTS details
MetricFly.ioHSTSWinner
Performance7352Fly.io
Accessibility9189Fly.io
Best Practices9789Fly.io
SEO8892HSTS
Security7773Fly.io
TTFB1000ms397msHSTS
Composite8277Fly.io
Performance
Fly.io
73
HSTS
52
Accessibility
Fly.io
91
HSTS
89
Security
Fly.io
77
HSTS
73
SEO
Fly.io
88
HSTS
92
Composite
Fly.io
82
HSTS
77

Fly.io outperforms HSTS in 5 of 7 categories, with a stronger composite score (82 vs 77). HSTS leads in SEO, TTFB.

When to choose Fly.io

Choose Fly.io when your primary concern is performance and best practices. Its audit data shows consistent strength in these areas across the sampled sites.

When to choose HSTS

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

How this comparison was built

Scores are medians across 13 audited Fly.io sites and 3098 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, Fly.io or HSTS?
Based on real BeaverCheck audits, Fly.io sites score higher on Lighthouse performance (73 vs 52 on average).
Which has better security, Fly.io or HSTS?
Fly.io sites score higher on security analysis (77 vs 73 on average).
Which has better accessibility, Fly.io or HSTS?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor Fly.io (91 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, Fly.io or HSTS?
HSTS sites score higher on Lighthouse SEO signals (92 vs 88 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), Fly.io or HSTS?
HSTS sites show lower Time to First Byte (397 ms vs 1000 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 Fly.io or HSTS for my website?
Both platforms have trade-offs. Fly.io scores higher on overall composite score while Fly.io 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.
Audit your own site

Send Feedback