Based on 38 and 1688 real audits
| Metric | Azure Monitor | core-js | Winner |
|---|---|---|---|
| Performance | 36 | 36 | Tie |
| Accessibility | 92 | 88 | Azure Monitor |
| Best Practices | 78 | 84 | core-js |
| SEO | 89 | 91 | core-js |
| Security | 63 | 66 | core-js |
| TTFB | 315ms | 396ms | Azure Monitor |
| Composite | 72 | 73 | core-js |
core-js outperforms Azure Monitor in 4 of 7 categories, with a stronger composite score (73 vs 72). Azure Monitor leads in accessibility, TTFB.
Choose Azure Monitor when your primary concern is server response time and accessibility. Its audit data shows consistent strength in these areas across the sampled sites.
Choose core-js when your primary concern is best practices and security. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 38 audited Azure Monitor sites and 1688 audited core-js 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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