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 73 other categories.
ReferLocal is leading in Marketing & Advertising and Newspapers.
InternetBrands is leading in most countries, including United States, United Kingdom, Philippines, Canada and 19 other countries.
ReferLocal is leading in Germany.