Market Share by Top Websites

2 is leading in Top 100K Sites and Top 1M Sites.

Websites Categories

1 has better usage coverage in more websites categories. Including Health, Products & Shopping, Business & Industry, Shopping and 31 other categories.

2 Open AdExchange is leading in People & Society, Marketing & Advertising, Travel, Real Estate and 14 other categories.


1 is leading in most countries, including United States, Canada, China, Brazil and 6 other countries.

2 Open AdExchange is leading in Denmark, United Kingdom, Sweden, Norway and one other country.