| Metric | Fly.io | RSS | Winner |
|---|---|---|---|
| Performance | 72 | 48 | Fly.io |
| Accessibility | 92 | 88 | Fly.io |
| Best Practices | 99 | 88 | Fly.io |
| SEO | 86 | 91 | RSS |
| Security | 75 | 65 | Fly.io |
| TTFB | 1210ms | 339ms | RSS |
| Composite | 82 | 74 | Fly.io |
Fly.io outperforms RSS in 5 of 7 categories, with a stronger composite score (82 vs 74). RSS leads in SEO, TTFB.
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.
Choose RSS when your primary concern is server response time and SEO. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 10 audited Fly.io sites and 868 audited RSS 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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