Based on 8 and 46 real audits
| Metric | Amazon Advertising | core-js | Winner |
|---|---|---|---|
| Performance | 30 | 36 | core-js |
| Accessibility | 84 | 89 | core-js |
| Best Practices | 77 | 83 | core-js |
| SEO | 88 | 92 | core-js |
| Security | 66 | 66 | Tie |
| TTFB | 195ms | 337ms | Amazon Advertising |
| Composite | 72 | 73 | core-js |
core-js outperforms Amazon Advertising in 5 of 7 categories, with a stronger composite score (73 vs 72). Amazon Advertising leads in TTFB.
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