Optimatic is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Optimatic has better usage coverage in more websites categories. Including Arts & Entertainment, Games, Video Games, Internet & Telecom and 21 other categories.
Simple AdServer is leading in Motorsports, Computer & Electronics, Software, Sports and one other category.
Optimatic is leading in most countries, including United States, Israel, United Kingdom, Poland and 11 other countries.
Simple AdServer is leading in Hungary.