Based on 4 and 11 real audits
| Metric | LazySizes | Microsoft Advertising | Winner |
|---|---|---|---|
| Performance | 32 | 26 | LazySizes |
| Accessibility | 94 | 88 | LazySizes |
| Best Practices | 78 | 78 | Tie |
| SEO | 90 | 92 | Microsoft Advertising |
| Security | 62 | 64 | Microsoft Advertising |
| TTFB | 58ms | 269ms | LazySizes |
| Composite | 69 | 72 | Microsoft Advertising |
LazySizes and Microsoft Advertising are closely matched, each leading in different categories. LazySizes has a composite score of 69 while Microsoft Advertising scores 72.
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