Based on 2421 and 24 real audits
| Metric | Microsoft | Piano Analytics | Winner |
|---|---|---|---|
| Performance | 39 | 44 | Piano Analytics |
| Accessibility | 89 | 88 | Microsoft |
| Best Practices | 86 | 91 | Piano Analytics |
| SEO | 89 | 93 | Piano Analytics |
| Security | 66 | 63 | Microsoft |
| TTFB | 329ms | 291ms | Piano Analytics |
| Composite | 72 | 72 | Tie |
Piano Analytics outperforms Microsoft in 4 of 7 categories, with a stronger composite score (72 vs 72). Microsoft leads in accessibility, security.
Choose Microsoft when your primary concern is security and accessibility. 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 performance. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 2421 audited Microsoft 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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