InternetBrands is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
InternetBrands has better usage coverage in more websites categories. Including Law & Government, Law, Business & Industry, Health and 70 other categories.
OptiFuze is leading in Baseball, Newspapers and Fitness.
InternetBrands is leading in most countries, including United States, United Kingdom, Canada, Spain and 20 other countries.
OptiFuze is leading in Austria, Argentina and Georgia.