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, Makes & Models, Business & Industry and 16 other categories.
Simple AdServer is leading in Sports, Adult and Motorsports.
Korrelate is leading in most countries, including United States, Canada, Colombia, Germany and 5 other countries.
Simple AdServer is leading in Hungary.