Based on 721 and 13 real audits
| Metric | Facebook SDK | Mountain | Winner |
|---|---|---|---|
| Performance | 33 | 34 | Mountain |
| Accessibility | 88 | 90 | Mountain |
| Best Practices | 80 | 77 | Facebook SDK |
| SEO | 92 | 92 | Tie |
| Security | 66 | 61 | Facebook SDK |
| TTFB | 467ms | 432ms | Mountain |
| Composite | 73 | 71 | Facebook SDK |
Facebook SDK and Mountain are closely matched, each leading in different categories. Facebook SDK has a composite score of 73 while Mountain scores 71.
Choose Facebook SDK when your primary concern is security and best practices. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Mountain 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 721 audited Facebook SDK sites and 13 audited Mountain 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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