Based on 63 and 6 real audits
| Metric | Google Tag Manager | Marketo | Winner |
|---|---|---|---|
| Performance | 41 | 26 | Google Tag Manager |
| Accessibility | 89 | 89 | Tie |
| Best Practices | 88 | 78 | Google Tag Manager |
| SEO | 92 | 93 | Marketo |
| Security | 65 | 66 | Marketo |
| TTFB | 395ms | 203ms | Marketo |
| Composite | 74 | 71 | Google Tag Manager |
Google Tag Manager and Marketo are closely matched, each leading in different categories. Google Tag Manager has a composite score of 74 while Marketo scores 71.
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