AdTotal is leading in Top 10K Sites and Top 100K Sites.
AdTotal has better usage coverage in more websites categories. Including Sports, Business & Industry, Internet & Telecom, Games and 16 other categories.
Spark Studios is leading in Gambling, Lottery, Animation & Comics, Humor and one other category.
AdTotal is leading in most countries, including Poland, Tuvalu, South Korea, United Kingdom and 2 other countries.
Spark Studios is leading in United States, Australia and Brazil.