Based on 11 and 6 real audits
| Metric | Microsoft Advertising | Prebid | Winner |
|---|---|---|---|
| Performance | 26 | 33 | Prebid |
| Accessibility | 88 | 83 | Microsoft Advertising |
| Best Practices | 78 | 80 | Prebid |
| SEO | 92 | 87 | Microsoft Advertising |
| Security | 64 | 64 | Tie |
| TTFB | 269ms | 226ms | Prebid |
| Composite | 72 | 71 | Microsoft Advertising |
Microsoft Advertising and Prebid are closely matched, each leading in different categories. Microsoft Advertising has a composite score of 72 while Prebid scores 71.
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