Based on 5 and 8 real audits
| Metric | comScore | Google Publisher Tag | Winner |
|---|---|---|---|
| Performance | 27 | 30 | Google Publisher Tag |
| Accessibility | 84 | 83 | comScore |
| Best Practices | 76 | 79 | Google Publisher Tag |
| SEO | 84 | 87 | Google Publisher Tag |
| Security | 66 | 63 | comScore |
| TTFB | 200ms | 186ms | Google Publisher Tag |
| Composite | 72 | 71 | comScore |
Google Publisher Tag outperforms comScore in 4 of 7 categories, with a stronger composite score (71 vs 72). comScore leads in accessibility, security, composite score.
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