Chart - US Online Video Ad View Completion Rates By Ad Length

Completion rates for ads during long-form digital video content were also higher than those for short-form (0 to 5 minutes) or medium-form (5 to 20 minutes) content. Fifteen-second ads run during long-form content saw a 92% completion rate, compared with 75% for short-form videos and 82% for medium-form ones. Thirty-second ads had a completion rate of 90%. Read the rest at eMarketer.