
This removes the user profile image and ad description. Background image (optional): 300 x 250pixls (file size 2MB or less). CTA button text: maximum 18 characters including spaces. Ad headline (below image): 50 character limit including spaces. Lastly, the mobile leaderboard (320x50 pixels) is one of the most suitable and effective banner ad sizes for mobile devices that can fit well on narrow screens. Ad description (above image): 70 character limit including spaces. The half page or large skyscraper (300圆00 pixels) is one of the largest and most eye-catching banner ad sizes that can appear on the side of the content. The leaderboard (728x90 pixels) is one of the most prominent and visible banner ad sizes that can span across the entire width of the screen. The large rectangle (336x280 pixels) is similar to the medium rectangle but slightly bigger.

The ads include one image and appear directly in your campaign's target audience member's feed. However, it may also face more competition and lower click-through rates (CTRs) than other sizes. Single image ads are a Sponsored Content ad format. It can appear on the top, bottom, or side of the content and support different formats, such as static, animated, or interactive. For example, the medium rectangle (300x250 pixels) is one of the most popular and versatile banner ad sizes that can fit well on both desktop and mobile devices. Different banner ad sizes have different advantages and disadvantages, depending on the device, the location, and the competition.

The size of your banner ad can affect its performance and placement on the SERPs or the search network.
