Everything you need to know about ad sizes but were afraid to ask.

728x90 Also known as a "leaderboard." Tends to have more ad inventory available from advertisers, which can increase earnings when both text and image ads are enabled. This option works on both desktop and mobile.

​300x250 Also known as a "medium rectangle." Tends to have more ad inventory available for advertisers. This option works on both desktop and mobile.

300x600 Sometimes referred to as a "half page." This format provides a larger space for advertisers to get their message across and can offer users rich engagement.

​160x600 Also known as a "wide skyscraper." Tends to have more ad inventory available.

​120x600 Also known as a "skyscraper," this format can fit into narrower spaces that don't accommodate the 160x600 wide skyscraper.

468x60 Also known as a "banner." This format can fit into mobile ad spaces. The supply of available display ads for this ad size is generally limited though, which may lead to sub-optimal ad performance.

​320x100 Mobile-driven ad format that provides twice the height of standard mobile banners.

​320x50 Also known as the "mobile leaderboard." This format is a mobile-optimized banner. These ads fill the width of a smartphone screen.

All supported image sizes: 300×250, 728×90, 160×600, 300×600, 970×250, 336×280, 468×60, 234×60, 120×600, 120×240, 300×1050, 970×90, 250×250, 200×200, 180×150, 125×125, 320×50, 320×320, 320×100, 250×250, 200×200

​Maximum filesize: 1 MB

​All supported image types: PNG, JPEG, GIF