Best Mobile Ad Size

To enhance the effectiveness and visibility of your upcoming mobile ad campaign, which mobile ad size would you optimize?

Despite the numerous forms and sizes of mobile advertisements, did you realize that some fare better than others? It’s important to distinguish between the various mobile ad sizes and concentrate on the best efficient options that contain the maximum inventories while discovering how to design a display campaign.

The ideal mobile ad sizes that you ought to concentrate on have been covered in this blog to save you time.

best mobile ad size

What Is The Standard Mobile Ad Size?

The most popular format for mobile banner advertising is due to its ease of use and potential for higher CPMs with strategic placement. Mobile ad sizes are often shown in static ad units positioned at the top or bottom of the phone’s screen.

Mobile Banner ad sizes might range, but the most common mobile banner ad sizes are 320×480, 300×250, and 320×50 for mobile applications and 728×90, 768×1024, and 300×600 for tablets. 

However, mobile ads that are 320×50 are among the most widely used banner sizes. Its minimal cost to advertising accounts for its success.

Major brands can make the most of their limited space for mobile advertising campaigns aimed at raising brand recognition, while medium-sized and smaller brands can still utilize this ad size to include the crucial details of their offer.

Additionally, a mobile banner offers a wonderful customer journey because it is unobtrusive and doesn’t distract the viewer from the content.

The design of mobile ad banners must carefully strike a delicate balance between being eye-catching and becoming overly obtrusive. However, the best mobile banner advertising should only include the most important details or perhaps an offer with a strong call to action.

The Five Best Mobile Ad Sizes – That Are Popular Among Publishers & Advertisers!

Mobile Banner Ads

The most popular format for mobile banner ads is due to its ease of use and potential for greater CPMs with strategic placement. The standard size and other crucial details regarding this mobile ad size are already discussed above.

Native Ads

Mobile native advertising comes in a variety of shapes and sizes. Native advertising, as its name suggests, is user-focused and naturally fits into the environment in which it occurs. As a result, this style is seen as pertinent, helpful insights in the flow, increasing the likelihood that the ad would be clicked.

Mobile Video Ads

Videos appearing smoothly in the video’s pre, mid, or post-roll positions are an example of this format. For tablets, it should be 768×1024 or 1024×768, and for mobile phones, 320×480 or 480×320. The suitable size for out-stream videos is 320×250.

Positioning mobile video advertising correctly helps increase viewer engagement levels. It is best practice to put it at a significant break in the user’s app experience.

Mobile Rich Media Ad

Videos, GIFs, audio, and other types of material can be used to portray mobile-rich media ad formats. Allowing users to engage with the ads directly within the smartphone ad units without having to navigate to different pages or sections.

They can encourage the user’s activities or feature a variety of animated effects like expanding, unwinding, gradient, hovering, and more.

Interstitial Ads

A mobile interstitial ad is a full-screen, engaging advertising that appears at transitional moments, such as while the application is loading or shutting, switching among game levels, halting, or while the client is attempting to alter the area in the app.

The most popular interstitial sizes for phones and tablets are 320*480 and 480*320 pixels, respectively, or 1024*768 and 768*1024 pixels.

What Are Mobile Sizes For Display Ads?

The most common display banner ad sizes on the marketplace are listed below.

Inline rectangle (300 x 250)– The most effective advertisement available is the Medium Rectangle Ad (300 x 250). So, it represents the most valuable advertisement. On websites, it is typically placed above the fold or used to divide content. The advertisement can produce the highest CPM, making it excellent for inclusion in sponsorships and placement on any page, including those with videos.

Mobile leaderboard (320 x 50) –The Smartphone Leaderboard is another name for the Mobile Leaderboard Ad (320 x 50). This is the most typical ad format for mobile devices and the best AdSense performer. It is typically sold in anchor units and is economical.

Large mobile Banner (320 x 100) – Smartphones frequently display the Mobile Large Leaderboard Ad (320 x 100), the best-performing AdSense ad size. It is also known as the mobile-specific banner ad, and although it is small and not a significant income generator, it is effective at monetizing mobile ad impressions. To make the most of this advertisement, ensure your content fits into your limited space. You should also give a means for customers to dismiss the anchor unit to avoid bothering them.

Square Banner (250 x 250) – Due to its small size and unacceptability, the Square Ad (250 x 250) does not perform as well as it could. Thus, unfavourable for the majority of firms. But it’s probably bigger than the 200 × 200 small square ad, adaptable, and great for small locations. It can be used on every page to generate excess income, in sidebars, and to break up information.

Small square Banner (200 x 200) –The Small Square Ad (200 x 200) is a great option for website areas that can’t fit larger rectangles. Because the Small Square Ad (200 × 200) isn’t bigger, it underperforms as an advertisement. On your website, you can place it in various locations, such as the sidebar or split-up content. Additionally, the advertisement might contain text, photos, and even rich media.


Is 300×250 A Mobile Ad Size?

Yes, an IAB’s recommended and most well-performing medium rectangular Banner for smartphones and tablets is 300×250 in size.

The medium rectangular banners normally run in the center of app content as users scroll into an application, in contrast to small and large banner ads that usually are found at the top or bottom of mobile content. Because of the larger size, advertisers may showcase more salient aspects of the promoted good or service.

What Is 300×600 Ad Size Mobile?

Yes, the 300×600 ad unit, which has dimensions of 300 pixels width by 600 pixels height, is an IAB standard ad unit. The terms Monster MPU, Half Page Unit (HPU), and Filmstrip are also used to describe 300×600 advertising.

Although the advertisement can broadcast in its slot, it is more frequently set up as a 300×250 and a multi-sized slot.

In respect of both efficiency and the eCPM it generates, the 300×600 half-page unit is a very successful advertising format. There are presently not enough websites built to accept it; hence it has not yet reached the list of standard advertisements. It is, however, listed as an emerging star by the IAB.

Is 728×90 A Mobile Size?

No, the 728 x 90 Leaderboard banner ad type is perhaps more frequently seen on desktop; digital marketers must be aware of its use in mobile advertising. Leaderboard banners won’t show up on smartphones, although they do on tablets as one of the biggest possible banner ad units.

Even if you’re solely addressing tablet users, leaderboard advertisements should allow you to reach a larger audience than most mobile ad sizes because they make up about 25% of all display ad inventory worldwide.

What Is 320×50 Banner Called?

One of the most widely used banner layouts for mobile devices is the 320 x 50 Mobile Leaderboard, also known as the Smartphone Banner by the Interactive Advertising Bureau (IAB). According to studies, mobile leaderboard ads account for 12% of all worldwide ad impressions.

While mobile leaderboard advertising is intended to work within the constrained viewport of smartphones, they have dimensions identical to typical banner ads for desktops. Mobile leaderboards, one of the more compact ad formats, can be productive when used as an overlaying or anchor ad at the bottom of a website page.

What Is 300×50 Ad Size?

The IAB Smartphone standard ad unit, known as the 300×50, measures 300 pixels in width and 50 pixels in height. The term “mobile banner” or “smartphone banner” refers to this ad size. It is the younger sibling of the 320×50, also referred to as a mobile leaderboard.

Mobile phone advertisements most frequently take the form of 300×50 ad units. On mobile websites, they frequently glide into view as an Anchor Ad, and you can close them simply by sliding back. Due to their modest size, 300×50 typically doesn’t cost much.


To avoid inadvertent clicks or a poor user experience, it’s critical to think carefully about where to position your advertisements and what appropriate mobile ad size to opt for your ad campaign.

Lacking a starting point for your mobile inventory? Already committed one too several expensive mistakes? Connect with Increase Rev; we’ll guide you through the challenging world of mobile ad optimization and ensure that your ad revenue is increasing in the ideal places. Call us right away!

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