Effective display ads are essential for catching audience attention and driving conversions. However, getting the design right involves more than creativity. Ad size, format, and compliance with advertising policies are critical to ensuring your ads display properly across platforms. This guide provides essential recommendations on display ad sizes and policies based on Google’s latest best practices.

 

Recommended Display Ad Sizes

To optimize your campaign performance, here are the recommended ad sizes and their use cases:

1. Large Mobile Banner

  • Size: 320 x 100 pixels
  • Best For: Mobile devices; offers more visual space than standard banners without compromising load time.

2. Half Page

  • Size: 300 x 600 pixels
  • Best For: High-impact ads on desktop; ideal for grabbing user attention with visuals and messages.

3. Large Rectangle

  • Size: 336 x 280 pixels
  • Best For: Display networks on both desktop and mobile; provides versatility and better engagement.

4. Medium Rectangle

  • Size: 300 x 250 pixels
  • Best For: A popular ad size used in sidebars, within content, and across mobile and desktop sites.

5. Leaderboard

  • Size: 728 x 90 pixels
  • Best For: Top or bottom of web pages, performing well on desktops with wide screens.

Image Size Limit

  • Maximum File Size: 150 KB
  • Reason: To ensure fast load times and maintain smooth performance across devices and networks.

Compliance with Ad Policies

Ad images must meet Google’s requirements to avoid disapproval or limited reach. Here are key guidelines to follow:

  1. Content Restrictions:
    Ads cannot contain misleading, inappropriate, or offensive content. Be mindful of Google’s policy on prohibited content such as alcohol promotion, adult content, or dangerous products.
  2. Technical Requirements:
    Ensure all images are properly formatted and use supported file types such as JPG, PNG, or GIF. Avoid excessive text on image ads, as it can affect the user experience and delivery performance.
  3. Landing Page Compliance:
    The destination page linked from your ad must function properly and provide relevant content aligned with the ad. Pop-ups or misleading behavior on landing pages can lead to disapproval.

For a full breakdown of Google’s display ad content policies, visit the Google Ads Policies. To stay updated on approved ad formats and technical requirements, check the Google Ads Creative Guidelines.

Choosing the right ad size is crucial for running effective display campaigns. Following these size recommendations ensures your ads are served across devices and formats smoothly. At the same time, adhering to Google’s ad policies guarantees compliance and prevents disruptions. By balancing creativity with technical precision, you can deliver impactful display ads that resonate with your audience and drive conversions.

Maximize your ad performance with the right sizes—and keep everything under the 150 KB limit for a seamless user experience!