What counts as a video view? It depends who you ask.

Gupta Media
For advertisers, video view metrics can be a minefield. Each major ad platform defines a “view” differently—sometimes drastically so. Some count a view the moment a video starts. Others require a few seconds of watch time, a click, or even full completion.
Why does it matter? Because cost-per-view (CPV), view-through rates, and even performance benchmarks can all be skewed by inconsistent standards. What looks like strong performance on one platform may be a mirage when compared to another.
Before you commit ad dollars or evaluate success, make sure you understand how each platform defines a “view.” The table below lays it out.
Understanding the fine print is the first step in protecting your budget.