
The IAB and Media Ratings Council’s recommendation that an ad is considered viewable if 50% of it is in view for at least one second has always been seen as dubious but a new study by InSkin Media, Research Now and Sticky claims to show just how ridiculous it is.
The research, which involved four companies and nearly 4,300 consumers, was designed to study the relationship between viewability, gaze time, ad clutter and people’s ability to remember ads.

The study reveals how long an ad needs to be viewable in the first place to hit certain levels of gaze time. On average, to be looked at for up to a second an ad needs to be viewable for 14 seconds. Ads achieving at least one second of gaze time are viewable for an average of 26 seconds. For at least two seconds gaze time the average viewability is 33 seconds, while for 3+ seconds gaze time, average viewability is 37 seconds.

“Why? Smaller formats have higher ‘opportunity to be seen’ rates as their size means it’s easier to hit viewability thresholds – but gaze time is very low. Thus, it’s optimising on low engagement and low impact.”
The study also shows how ad clutter affects how long people look at ads and their ability to remember them. In cluttered scenarios, ad gaze time decreases by 37% on average across the formats.

“Ad clutter significantly reduces the attention each ad receives. This translates into weaker recall and lower ad effectiveness,” added Doyle. “Publishers must tread the fine line between more ads which drives more revenue, on a CPM basis, or less ads which mean stronger results for advertisers and a better user experience. It’s obvious which one is most conducive to long-term loyalty from clients and readers.”
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