Based on 173 and 2 real audits
| Metric | Amazon ELB | Mars Flag | Winner |
|---|---|---|---|
| Performance | 36 | 11 | Amazon ELB |
| Accessibility | 89 | 92 | Mars Flag |
| Best Practices | 88 | 86 | Amazon ELB |
| SEO | 91 | 100 | Mars Flag |
| Security | 63 | 60 | Amazon ELB |
| TTFB | 403ms | 942ms | Amazon ELB |
| Composite | 70 | 69 | Amazon ELB |
Amazon ELB outperforms Mars Flag in 5 of 7 categories, with a stronger composite score (70 vs 69). Mars Flag leads in accessibility, SEO.
Choose Amazon ELB when your primary concern is server response time and performance. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Mars Flag when your primary concern is SEO and accessibility. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 173 audited Amazon ELB sites and 2 audited Mars Flag 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 →
Small sample: one or both technologies have fewer than 10 audited sites. Treat these numbers as directional — medians stabilize around 20–30 audits per side.
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