Based on 960 and 1 real audits
| Metric | core-js | Dimensions AI | Winner |
|---|---|---|---|
| Performance | 35 | 40 | Dimensions AI |
| Accessibility | 88 | 100 | Dimensions AI |
| Best Practices | 84 | 100 | Dimensions AI |
| SEO | 91 | 91 | Tie |
| Security | 65 | 62 | core-js |
| TTFB | 336ms | 342ms | core-js |
| Composite | 72 | 72 | Tie |
Dimensions AI outperforms core-js in 3 of 7 categories, with a stronger composite score (72 vs 72). core-js leads in security, TTFB.
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