Merchenta is leading in Top 1M Sites.
Merchenta has better usage coverage in more websites categories. Including Shopping, Business & Industry, Home & Garden, Clothing and 12 other categories.
Simple AdServer is leading in Motorsports, Computer & Electronics, Software, Sports and one other category.
Merchenta is leading in most countries, including United Kingdom, United States, France, Ireland and 10 other countries.
Simple AdServer is leading in Hungary.