Based on 63 and 3 real audits
| Metric | Google Tag Manager | Prism | Winner |
|---|---|---|---|
| Performance | 41 | 57 | Prism |
| Accessibility | 89 | 90 | Prism |
| Best Practices | 88 | 91 | Prism |
| SEO | 92 | 90 | Google Tag Manager |
| Security | 65 | 69 | Prism |
| TTFB | 395ms | 79ms | Prism |
| Composite | 74 | 76 | Prism |
Prism outperforms Google Tag Manager in 6 of 7 categories, with a stronger composite score (76 vs 74). Google Tag Manager leads in SEO.
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