What is Completion Rate ?
Completion Rate is a video advertising metric represented as a percentage. It indicates the number of times that a video plays to the end. The Completion Rate Benchmark which is widely accepted by advertisers and their advertising agencies would be 70%. Video Completion Rate is usually measured in the ad server or a 3rd party verification provider.
Apart from Video Viewability, Completion Rate would be the key metric when determining campaign success for your video advertising campaign.
Things that contribute to lower Completion Rates include video duration (ie too long), content not engaging or not relevant, video player not viewable, video taking too long to load, video player too large and other network related congestion issues.