Based on 2 and 2376 real audits
| Metric | Attribution | Google Tag Manager | Winner |
|---|---|---|---|
| Performance | 28 | 40 | Google Tag Manager |
| Accessibility | 94 | 88 | Attribution |
| Best Practices | 75 | 86 | Google Tag Manager |
| SEO | 92 | 91 | Attribution |
| Security | 62 | 64 | Google Tag Manager |
| TTFB | 349ms | 356ms | Attribution |
| Composite | 70 | 73 | Google Tag Manager |
Google Tag Manager outperforms Attribution in 4 of 7 categories, with a stronger composite score (73 vs 70). Attribution leads in accessibility, SEO, TTFB.
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