| Metric | core-js | VKUI | Winner |
|---|---|---|---|
| Performance | 34 | 31 | core-js |
| Accessibility | 87 | 88 | VKUI |
| Best Practices | 84 | 76 | core-js |
| SEO | 91 | 87 | core-js |
| Security | 65 | 64 | core-js |
| TTFB | 330ms | 233ms | VKUI |
| Composite | 72 | 69 | core-js |
core-js outperforms VKUI in 5 of 7 categories, with a stronger composite score (72 vs 69). VKUI leads in accessibility, TTFB.
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