Google Ads adds co-viewing measurement for YouTube CTV ads
Google Ads defines "co-viewing" as multiple people watching YouTube on a connected TV (CTV) device and viewing an ad simultaneously, aiming to provide advertisers with more accurate impression and reach metrics. This measurement uses Google's connected TV panel data and real-time surveys across over 100 countries and 70 languages to inform a dynamic reach model that accounts for factors like day, time, country, and demographics. The goal is to offer advertisers better insights for planning and comparing YouTube CTV campaigns against linear and connected TV buys, while still supporting Nielsen DAR guarantees.
Key Takeaways
- Google measures co-viewing on TV screens with connected TV panel data and real-time census-level surveys.
- The model covers 100+ countries and 70+ languages, with statistical methods to reduce bias.
- Reach predictions factor in day-of-week, time-of-day, country, and user demographics.
- Google says co-viewing metrics can help advertisers compare YouTube CTV more fairly with linear TV and other connected TV buys.
- Nielsen DAR guarantees remain available, and advertisers and agencies can still buy on Nielsen DAR.
Why It Matters
This gives advertisers a more granular way to count impressions and reach when multiple people watch YouTube on a connected TV together. The immediate effect is better campaign planning and reporting for YouTube CTV, using Google’s panel data plus real-time surveys. It also matters for comparison shopping across linear TV and connected TV buys, since Google says the metrics are designed to make those comparisons fairer while keeping Nielsen DAR guarantees available. The next signal to watch is how Reach Planner and other YouTube CTV reports incorporate the co-viewing model.
Read full article at support.google.com
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