Universal Ad Package

The Universal Ad Package (UAP) is a set of four ad sizes that all compliant member publishers have agreed to support. This standard is published by the Interactive Advertising Bureau.

• 300 x 250 - (Medium Rectangle)
• 180 x 150 - (Rectangle)
• 160 x 600 - (Wide Skyscraper)
• 728 x 90 - (Leaderboard)

Ad sizes have been standardized to some extent; they are:

Name	width (in pixels)	height (in pixels)	aspect ratio	source
Large rectangle	336	280	1.2	IAB
Medium rectangle	300	250	1.2	IAB/UAP
Square pop-up	250	250	1	IAB
Vertical rectangle	240	400	1.67	IAB
Rectangle	180	150	1.2	IAB/UAP
Leaderboard	728	90	8.09	IAB/UAP
Full banner	468	60	7.8	IAB
Half banner	234	60	3.9	IAB
Button 1	120	90	1.33	IAB
Button 2	120	60	2	IAB
Micro bar	88	31	2.84	IAB
Micro button	80	15	5.33
Vertical banner	120	240	2	IAB
Square button	125	125	1	IAB
Skyscraper	120	600	5	IAB
Wide skyscraper	160	600	3.75	IAB/UAP
Half-page	300	600	2	IAB

Examples

Micro button Full banner

Relation to other standards

Closest to

• golden ratio 1.61 : Vertical rectangle (1.67)
• ISO paper size 1.41 : Button 1 (1.33)
• standard photographic print size 1.5 : Vertical rectangle (1.67)

External links

• http://www.iab.net/iab_products_and_industry_services/1421/1443/UAP
• http://www.out-law.com/page-3525
• http://www.clickz.com/showPage.html?page=2198261