Optimatic is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Optimatic has better usage coverage in more websites categories. Including Games, Business & Industry, Arts & Entertainment, News & Media and 45 other categories.
Simple AdServer is leading in Sports, Web Hosting, Motorsports and Consumer Electronics.
Optimatic is leading in most countries, including United States, Canada, Israel, Venezuela and 30 other countries.
Simple AdServer is leading in Hungary.