Based on 13 and 333 real audits
| Metric | Amazon ELB | Google Tag Manager | Winner |
|---|---|---|---|
| Performance | 31 | 37 | Google Tag Manager |
| Accessibility | 89 | 88 | Amazon ELB |
| Best Practices | 87 | 87 | Tie |
| SEO | 92 | 92 | Tie |
| Security | 61 | 64 | Google Tag Manager |
| TTFB | 431ms | 285ms | Google Tag Manager |
| Composite | 70 | 73 | Google Tag Manager |
Google Tag Manager outperforms Amazon ELB in 4 of 7 categories, with a stronger composite score (73 vs 70). Amazon ELB leads in accessibility.
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