Market Share by Top Websites

1 Centro is leading in Top 100K Sites, Top 1M Sites and The Entire Web.

2 SpotX is leading in Top 10K Sites.

Websites Categories

1 Centro has better usage coverage in more websites categories. Including Business & Industry, News & Media, Autos & Vehicles, Travel and 94 other categories.

2 SpotX is leading in Arts & Entertainment, Sports, Music & Audio, TV & Video and 41 other categories.


1 SpotX is leading in most countries, including Sweden, Germany, Netherlands, Russia and 38 other countries.

2 Centro is leading in United States, Canada, United Kingdom, France and 16 other countries.