| Metric | Batch | core-js | Winner |
|---|---|---|---|
| Performance | 46 | 34 | Batch |
| Accessibility | 82 | 87 | core-js |
| Best Practices | 95 | 84 | Batch |
| SEO | 94 | 92 | Batch |
| Security | 64 | 65 | core-js |
| TTFB | 468ms | 346ms | core-js |
| Composite | 71 | 72 | core-js |
core-js outperforms Batch in 4 of 7 categories, with a stronger composite score (72 vs 71). Batch leads in performance, best practices, SEO.
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