Based on 63 and 3 real audits
| Metric | Google Tag Manager | parcel | Winner |
|---|---|---|---|
| Performance | 41 | 23 | Google Tag Manager |
| Accessibility | 89 | 86 | Google Tag Manager |
| Best Practices | 88 | 78 | Google Tag Manager |
| SEO | 92 | 92 | Tie |
| Security | 65 | 61 | Google Tag Manager |
| TTFB | 395ms | 346ms | parcel |
| Composite | 74 | 71 | Google Tag Manager |
Google Tag Manager outperforms parcel in 5 of 7 categories, with a stronger composite score (74 vs 71). parcel leads in TTFB.
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