Display advertising can be daunting if your not familiar with the accepted dimensions. Here is a guide to help you utilize top performing formats as well as to venture into other supported dimensions. Google enables marketers to enhance their ads through a plethora of formats, so don’t be afraid to explore as many as you can!

The source of this information is Google AdSense.

Top Performing Ad Sizes

Medium Rectangle – 300×250

  • Pros:
    • More ad inventory available from advertisers 
    • Can increase earnings when text and image ads are enabled
    • Performs well when embedded within text or towards the end of an article
  • Compatibility:
    • Text, Display, Mobile Text and Display

Large Rectangle – 336×280

  • Pros:
    • More ad inventory available from advertisers 
    • Can increase earnings when text and image ads are enabled
    • Performs well when embedded within text or towards the end of an article
  • Compatibility:
    • Text and Display

Leaderboard – 728×90

  • Pros:
    • More ad inventory available from advertisers 
    • Can increase earnings when text and image ads are enabled
    • Performs well when placed above content and on forum sites
  • Compatibility:
    • Text and Display

Half Page – 300×600

  • Pros: 
    • Larger space
    • High engagement
    • Fastest growing sizes due to the visual impact
  • Compatibility:
    • Text and Display

Large Mobile Banner

  • Pros:
    • Alternative to 320×50 and 300×250
    • Offers twice the height of standard “mobile leaderboard”
  • Compatibility:
    • Mobile Text and Display

Other Supported Ad Sizes

Mobile Leaderboard – 320×50

  • Pros:
    • Mobile optimized banner
    • Works well as a large smartphone ad format especially at the bottom of a page
  • Compatibility:
    • Mobile Text and Display

Banner – 468×60

  • Pros:
    • Can fit into smaller areas that don’t accommodate the 728×90 leaderboard
  • Cons:
    • Limited supply which could lead to suboptimal ad performance
  • Compatibility:
    • Text and Display

Half Banner – 234×60

  • Pros:
    • Can fit into smaller areas
  • Cons:
    • Does not perform well due to small size
    • Limited supply
  • Compatibility:
    • Text and Display

Skyscraper – 120×600

  • Pros: 
    • Can fit into wider areas that don’t accommodate the 160×600 wide skyscraper
  • Cons:
    • Limited supply which could lead to suboptimal ad performance
  • Compatibility:
    • Text and Display

Vertical Banner – 120×240

  • Pros:
    • Can fit into smaller areas
  • Cons:
    • Does not perform well due to small size
    • Limited supply
  • Compatibility:
    • Text and Display

Wide Skyscraper – 160×600

  • Pros:
    • More ad inventory available from advertisers 
    • Can increase earnings when text and image ads are enabled
    • Performs well alongside sidebars of webpages
  • Compatibility:
    • Text and Display

Portrait – 300×1050

  • Pros:
    • Brand-centric
    • Performs well alongside content on the left or right side of the page
    • Integrates well with content to provide engaging and creative content
    • High in demand
  • Cons:
    • Limited supply
  • Compatibility:
    • Text and Display

Large Leaderboard – 970×90

  • Pros:
    • Expands to 970×415
    • Ideal to display high definition content such as videos, photos, applications, and animations
  • Compatibility: 
    • Text and Display

Billboard – 970×250

  • Pros:
    • Brand-centric
    • Performs well in a premium position or above the main content
    • High in demand
  • Cons:
    • Limited supply
  • Compatibility: 
    • Text and Display

Square – 250×250

  • Pros:
    • Can fit into smaller spaces that don’t accommodate larger rectangles
  • Cons:
    • Limited supply which could lead to suboptimal ad performance.
  • Compatibility:
    • Text, Display, Mobile Text and Display

Small Square – 200×200

  • Pros:
    • Can fit into smaller spaces that don’t accommodate larger rectangles
  • Cons:
    • Limited supply which could lead to suboptimal ad performance.
  • Compatibility:
    • Text, Display, Mobile Text and Display

Small Rectangle – 180×150

  • Pros:
    • Can fit into smaller areas
  • Cons:
    • Does not perform well due to small size
    • Limited supply
  • Compatibility:
    • Text and Display

Button – 125×125

  • Pros:
    • Can fit into smaller areas
  • Cons:
    • Does not perform well due to small size
    • Limited supply
  • Compatibility:
    • Text and Display