| Metric | Polymer | Winner | |
|---|---|---|---|
| Performance | 38 | 47 | Polymer |
| Accessibility | 89 | 87 | |
| Best Practices | 84 | 95 | Polymer |
| SEO | 90 | 69 | |
| Security | 67 | 72 | Polymer |
| TTFB | 280ms | 157ms | Polymer |
| Composite | 72 | 74 | Polymer |
Polymer outperforms Facebook in 5 of 7 categories, with a stronger composite score (74 vs 72). Facebook leads in accessibility, SEO.
Choose Facebook when your primary concern is SEO and accessibility. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Polymer when your primary concern is server response time and best practices. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 1407 audited Facebook sites and 11 audited Polymer 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 →
Send Feedback