Based on 885 and 24 real audits
| Metric | Bootstrap | Piano Analytics | Winner |
|---|---|---|---|
| Performance | 46 | 44 | Bootstrap |
| Accessibility | 87 | 88 | Piano Analytics |
| Best Practices | 87 | 91 | Piano Analytics |
| SEO | 90 | 93 | Piano Analytics |
| Security | 65 | 63 | Bootstrap |
| TTFB | 434ms | 291ms | Piano Analytics |
| Composite | 74 | 72 | Bootstrap |
Piano Analytics outperforms Bootstrap in 4 of 7 categories, with a stronger composite score (72 vs 74). Bootstrap leads in performance, security, composite score.
Choose Bootstrap when your primary concern is performance and security. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Piano Analytics when your primary concern is server response time and best practices. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 885 audited Bootstrap sites and 24 audited Piano Analytics 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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