Based on 2572 and 157 real audits
| Metric | Microsoft | web-vitals | Winner |
|---|---|---|---|
| Performance | 40 | 37 | Microsoft |
| Accessibility | 89 | 89 | Tie |
| Best Practices | 86 | 84 | Microsoft |
| SEO | 89 | 90 | web-vitals |
| Security | 67 | 66 | Microsoft |
| TTFB | 337ms | 415ms | Microsoft |
| Composite | 73 | 73 | Tie |
Microsoft outperforms web-vitals in 4 of 7 categories, with a stronger composite score (73 vs 73). web-vitals leads in SEO.
Choose Microsoft when your primary concern is server response time and performance. Its audit data shows consistent strength in these areas across the sampled sites.
Choose web-vitals when your primary concern is SEO. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 2572 audited Microsoft sites and 157 audited web-vitals 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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