Based on 12 and 63 real audits
| Metric | Amazon S3 | Google Tag Manager | Winner |
|---|---|---|---|
| Performance | 31 | 41 | Google Tag Manager |
| Accessibility | 91 | 89 | Amazon S3 |
| Best Practices | 86 | 88 | Google Tag Manager |
| SEO | 95 | 92 | Amazon S3 |
| Security | 69 | 65 | Amazon S3 |
| TTFB | 302ms | 395ms | Amazon S3 |
| Composite | 72 | 74 | Google Tag Manager |
Amazon S3 outperforms Google Tag Manager in 4 of 7 categories, with a stronger composite score (72 vs 74). Google Tag Manager leads in performance, best practices, composite score.
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