Based on 1 and 1488 real audits
| Metric | Broadstreet | core-js | Winner |
|---|---|---|---|
| Performance | 49 | 36 | Broadstreet |
| Accessibility | 81 | 88 | core-js |
| Best Practices | 81 | 83 | core-js |
| SEO | 92 | 91 | Broadstreet |
| Security | 62 | 64 | core-js |
| TTFB | 227ms | 359ms | Broadstreet |
| Composite | 74 | 72 | Broadstreet |
Broadstreet outperforms core-js in 4 of 7 categories, with a stronger composite score (74 vs 72). core-js leads in accessibility, best practices, security.
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