InternetBrands is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
InternetBrands has better usage coverage in more websites categories. Including Health, Shopping, Business & Industry, Autos & Vehicles and 63 other categories.
Open AdExchange is leading in People & Society, Marketing & Advertising, Music & Audio, News & Media and 11 other categories.
InternetBrands is leading in most countries, including United States, United Kingdom, Canada, Mexico and 20 other countries.
Open AdExchange is leading in Denmark, Norway and Sweden.