Top 5 Ad Sizes Dominating 2024: Surge Your Site’s Revenue

Ad Optimization
January 4, 2024 | by Aleesha Jacob

For 2024, the top ad sizes that will be driving maximum revenue are 300×600 (Half-page), 336×280 (Large Rectangle), 728×90 (Leaderboard), 300×250 (Medium Rectangle), and 320×100 (Large Mobile Banner), each offering a unique blend of visibility and engagement. Dive deeper into the specifics of these high-performing ad sizes and uncover valuable strategies for your website monetization below.

The Pitfall of One-Size-Fits-All Ad Layouts: Why It’s Failing Your Website

Adopting ad layouts that are widely used by others may seem like a safe bet, but this approach often fails to address the unique characteristics and needs of your website. This one-size-fits-all strategy overlooks the specific user behaviors, content types, and design elements that define your site. As a result, you could be missing out on optimizing ad performance and revenue tailored to your unique audience. Understanding and catering to the distinctive attributes of your website is key to unlocking its full advertising potential.

The top 5 highest-earning ad sizes in 2024

Wide ad sizes can expand your income altogether. The sizes we’ve discovered to be the best are the:

  • 300×600 – Half-page ad
  • 336×280 – Large rectangle ad
  • 728×90 – Leaderboard ad
  • 300×250 – Medium rectangle ad
  • 320×100 – Large mobile banner ad

Top 5 Ad Sizes Dominating 2024: Surge Your Site's Revenue MonitizeMore

  1. 300×600Half-page ad: The half-page ad, also known as the “wide skyscraper,” is an ad format that has consistently generated high revenue for websites. Its large size provides ample space for advertisers to display their messages, making it an attractive option for publishers. Additionally, its position on the page allows it to be seen without intruding on the user’s experience. As a result, the 300×600 ad size has become a go-to choice for many publishers and advertisers.
  2. 336×280 – Large rectangle ad: The large rectangle ad is a classic ad format that has proven effective over the years. Its size and positioning on the page make it a versatile option that can be used in various ways. For example, it can be used as a standalone ad or combined with other formats to create a more complex ad unit. Its popularity and high conversion rates make it reliable for generating revenue.
  3. 728×90 – Leaderboard ad: The leaderboard ad is another classic ad format that has stood the test of time. Its horizontal layout and prominent positioning at the top of the page make it a highly visible option. Additionally, its large size allows for plenty of creativity when designing ads, making it a popular choice for advertisers looking to make a big impact. With its strong performance and high demand, the leaderboard ad is an excellent choice for maximizing ad revenue.
  4. 300×250 – Medium rectangle ad: The medium rectangle ad is a smaller version of the large rectangle ad, but it has proven to be just as effective. Its compact size makes it an ideal choice for websites with limited ad space. Despite its smaller size, the medium rectangle ad is still highly visible and can generate impressive revenue when placed strategically on the page.
  5. 320×100 – Large mobile banner ad: Mobile devices continue to dominate the digital landscape, so it’s important to include mobile ad formats in your ad strategy. The large mobile banner ad is a format that has gained popularity in recent years due to its ability to provide a large canvas for publishers to display their message on mobile devices. Its position at the top or bottom of the screen makes it highly visible to users, making it an attractive choice for advertisers looking to reach mobile audiences.

Remember that while these ad sizes commonly perform well, you ought to utilize the size that best fits your pages and their content. A balance between ads and content is most important to yield the highest user experience and advertising revenue potential.

How to choose the best ad sizes for your website?

Choosing the best ad sizes for your website can be daunting, but it is crucial for generating revenue and optimizing user experience. There are several factors to consider when selecting ad sizes, including your website layout and audience demographics.

Site layout and ad space

Consider your website’s layout and available space for ads. If your website has limited space, you may want to choose smaller ad sizes such as 300×250 or 320×100. On the other hand, if you have more space available, larger ad sizes like 728×90 or 300×600 may be a better choice. It’s important to balance the number of ads on your website with the overall user experience to avoid overwhelming visitors with too many ads.


Let’s consider audience demographics now. If your website caters to an older demographic, larger ad sizes may be more effective as they may have trouble reading smaller text. However, if your audience is primarily mobile users, consider using mobile-friendly ad sizes like 320×100 or 320×50.

Ad Optimization

When selecting ad sizes, it’s important to test and optimize to find the most effective sizes for your website. A/B testing can be a helpful tool for comparing the performance of different ad sizes. You can also experiment with different ad formats, such as combining multiple ad sizes into one ad unit or using interactive ads to increase engagement.

Several resources are available to help you find the best ad sizes for your website. Google’s AdSense program offers recommended ad sizes based on your website’s layout and content, and you can also use MonetizeMore to optimize your ad sizes for maximum revenue.

In summary, choosing the best ad sizes for your website requires careful consideration of your website layout and audience demographics and testing and optimization to find the most effective sizes. Resources like A/B testing and optimization tools can help you find the perfect ad sizes to maximize revenue and enhance user experience.

Don’t forget to apply our Ad Placement Tips:

  1. It’s ideal to include one prescribed ad unit rather than to use two small ad units positioned side by side.
  2. Define the ‘first’ ad unit when using multiple units
  3. Balance the number of ads versus content: Less can mean more. Source:
  4. Follow the normal eye movement of readers when determining ad placement on landing pages.Ads that fall on common eye hot spots tend to increase user engagement.
  5. Be sure to follow Adsense policies on ad placement:


In conclusion, optimizing your website with the highest-earning ad sizes and formats is crucial for generating revenue in 2024. By incorporating these top 5 ad sizes into your ad strategy, you’ll be well on your way to maximizing your ad revenue and staying ahead of the competition.

Get expert help with your page layouts and picking which ad units to use in your monetization strategy today! Sign up for a Professional account at MonetizeMore today!

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