Based on 49 and 2530 real audits
| Metric | Amazon ALB | Microsoft | Winner |
|---|---|---|---|
| Performance | 39 | 40 | Microsoft |
| Accessibility | 86 | 89 | Microsoft |
| Best Practices | 85 | 86 | Microsoft |
| SEO | 90 | 89 | Amazon ALB |
| Security | 64 | 67 | Microsoft |
| TTFB | 460ms | 333ms | Microsoft |
| Composite | 72 | 73 | Microsoft |
Microsoft outperforms Amazon ALB in 6 of 7 categories, with a stronger composite score (73 vs 72). Amazon ALB leads in SEO.
Choose Amazon ALB when your primary concern is SEO. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Microsoft when your primary concern is server response time and accessibility. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 49 audited Amazon ALB sites and 2530 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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