Based on 605 and 88 real audits
| Metric | Facebook Pixel | Siteimprove | Winner |
|---|---|---|---|
| Performance | 33 | 35 | Siteimprove |
| Accessibility | 88 | 95 | Siteimprove |
| Best Practices | 79 | 86 | Siteimprove |
| SEO | 91 | 94 | Siteimprove |
| Security | 65 | 64 | Facebook Pixel |
| TTFB | 394ms | 544ms | Facebook Pixel |
| Composite | 72 | 72 | Tie |
Siteimprove outperforms Facebook Pixel in 4 of 7 categories, with a stronger composite score (72 vs 72). Facebook Pixel leads in security, TTFB.
Choose Facebook Pixel when your primary concern is server response time and security. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Siteimprove when your primary concern is accessibility and best practices. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 605 audited Facebook Pixel sites and 88 audited Siteimprove 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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