Apart from the three standard ad units, there are a few other legitimate and widely used non-standard ad units.

Non-Standard Ad Units

Apart from the three standard ad units, there are a few other legitimate and widely used non-standard ad units.

A standard ad is what you see on most pages on the internet now, and they come in three main sizes: 728×90, 300×250 and 160×600.

Use IAB Standard Ads

Use IAB standard ads to simplify your sites design as well as the buying & selling process of online advertising.

The 300×600 ad unit is an IAB standard ad unit with the dimensions of 300 pixels wide by 600 pixels tall. 300×600 ads are also known as a Monster MPU, Half Page Unit (HPU) or Filmstrip.

300x600 (Monster MPU or Half Page

The ad unit is an IAB standard ad unit with the dimensions of 300 pixels wide by 600 pixels tall. ads are also known as a Monster MPU, Half Page Unit (HPU) or Filmstrip.

The 160×600 ad size is an IAB standard ad unit with the dimensions of 160 pixels wide by 600 pixels tall. This ad size is known as a skyscraper ad, a super skyscraper or sometimes a wide skyscraper

160x600 (Skyscraper

The ad size is an IAB standard ad unit with the dimensions of 160 pixels wide by 600 pixels tall. This ad size is known as a skyscraper ad, a super skyscraper or sometimes a wide skyscraper

A 728×90 ad is usually placed at the top of a page, so as to be seen by the user immediately when the page loads. Leaderboard ads are possibly the most valuable/costly as they generally perform really well. Find out more...

728x90 (Leaderboard

A ad is usually placed at the top of a page, so as to be seen by the user immediately when the page loads. Leaderboard ads are possibly the most valuable/costly as they generally perform really well. Find out more.

This ad size is also known as an MPU in the UK. In the US a 300×250 is know as a Med Rec, MREC, or Medium Rectangle.

300x250 (MPU or Med Rec

This ad size is also known as an MPU in the UK. In the US a is know as a Med Rec, MREC, or Medium Rectangle.

Welcome to our Ad Size Guide, where we explain everything you need to know about the most prevalent ad sizes available within the world of online advertising.

The Ad Size Guide

Whether it be price or performance, there are so many things you will need to calculate in online advertising. Use our handy Ad Calculators to work out .

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