| Metric | Piano | RSS | Winner |
|---|---|---|---|
| Performance | 34 | 48 | RSS |
| Accessibility | 85 | 88 | RSS |
| Best Practices | 82 | 88 | RSS |
| SEO | 91 | 91 | Tie |
| Security | 63 | 65 | RSS |
| TTFB | 257ms | 339ms | Piano |
| Composite | 72 | 74 | RSS |
RSS outperforms Piano in 5 of 7 categories, with a stronger composite score (74 vs 72). Piano leads in TTFB.
Choose Piano when your primary concern is server response time. Its audit data shows consistent strength in these areas across the sampled sites.
Choose RSS when your primary concern is performance and best practices. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 99 audited Piano 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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