Based on 511 and 3 real audits
| Metric | Google Tag Manager | Microsoft Application Insights | Winner |
|---|---|---|---|
| Performance | 38 | 37 | Google Tag Manager |
| Accessibility | 88 | 92 | Microsoft Application Insights |
| Best Practices | 87 | 77 | Google Tag Manager |
| SEO | 92 | 97 | Microsoft Application Insights |
| Security | 65 | 69 | Microsoft Application Insights |
| TTFB | 306ms | 230ms | Microsoft Application Insights |
| Composite | 73 | 74 | Microsoft Application Insights |
Microsoft Application Insights outperforms Google Tag Manager in 5 of 7 categories, with a stronger composite score (74 vs 73). Google Tag Manager leads in performance, best practices.
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