Based on 15 and 63 real audits
| Metric | Facebook Pixel | Google Tag Manager | Winner |
|---|---|---|---|
| Performance | 29 | 41 | Google Tag Manager |
| Accessibility | 87 | 89 | Google Tag Manager |
| Best Practices | 77 | 88 | Google Tag Manager |
| SEO | 93 | 92 | Facebook Pixel |
| Security | 68 | 65 | Facebook Pixel |
| TTFB | 235ms | 395ms | Facebook Pixel |
| Composite | 72 | 74 | Google Tag Manager |
Google Tag Manager outperforms Facebook Pixel in 4 of 7 categories, with a stronger composite score (74 vs 72). Facebook Pixel leads in SEO, security, TTFB.
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