Korrelate is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Korrelate has better usage coverage in more websites categories. Including Autos & Vehicles, Car Buying, Automotive Industry, Business & Industry and 19 other categories.
Simple AdServer is leading in Motorsports, Adult, Sports and Web Hosting.
Korrelate is leading in most countries, including United States, Canada, Philippines, France and 8 other countries.
Simple AdServer is leading in Hungary.