Based on 419 and 2444 real audits
| Metric | Amazon CloudFront | Microsoft | Winner |
|---|---|---|---|
| Performance | 39 | 39 | Tie |
| Accessibility | 88 | 89 | Microsoft |
| Best Practices | 87 | 86 | Amazon CloudFront |
| SEO | 91 | 89 | Amazon CloudFront |
| Security | 66 | 67 | Microsoft |
| TTFB | 240ms | 329ms | Amazon CloudFront |
| Composite | 72 | 73 | Microsoft |
Amazon CloudFront and Microsoft are closely matched, each leading in different categories. Amazon CloudFront has a composite score of 72 while Microsoft scores 73.
Choose Amazon CloudFront when your primary concern is server response time and SEO. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Microsoft when your primary concern is accessibility and security. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 419 audited Amazon CloudFront sites and 2444 audited Microsoft 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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