Rectangles and Popups Banner Ad Sizes

Supplement to Banner Ads: The Best Performing Banner Ad Sizes, Locations, and Colors

On this page:

IMU = Interactive Marketing Unit

UAP = Part of the Universal Ad Package

300x250 IMU, UAP: Medium Rectangle

250x250 IMU: Square Pop-up

240x400 IMU: Vertical Rectangle

336x280 IMU: Large Rectangle

180x150 IMU, UAP: Rectangle

300x100 IMU: 3:1 Rectangle

720x300 IMU: Pop-Under