The largest ad unit currently is the Portrait Ad (300 x 1050). You will most often see it on the right-hand side of a website. This large size comes with lots of pros—a large creative space, excellent viewability and click-through rates, and the ability to embed videos, rich media, and static content. Thus, publishers/advertisers love it because it is high performing with high paying CPM rates, besides being highly interactive and content-driven.
Portrait Ads have a height of 1050 px and width of 300 px for an aspect ratio of 1:3.5 on desktop devices. Online advertisements support JPG, PNG, and GIF formats with maximum file sizes of 150 KB.
The largest ad unit currently is the Portrait Ad (300 x 1050). You will most often see it on the right-hand side of a website. This large size comes with lots of pros—a large creative space, excellent viewability and click-through rates, and the ability to embed videos, rich media, and static content. Thus, publishers/advertisers love it because it is high performing with high paying CPM rates, besides being highly interactive and content-driven.
Portrait Ads have a height of 1050 px and width of 300 px for an aspect ratio of 1:3.5 on desktop devices. Online advertisements support JPG, PNG, and GIF formats with maximum file sizes of 150 KB.