AdTotal is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
AdTotal has better usage coverage in more websites categories. Including Business & Industry, Sports, Arts & Entertainment, Internet & Telecom and 28 other categories.
ReferLocal is leading in News & Media, Transportation & Logistics, Newspapers, Travel and one other category.
AdTotal is leading in most countries, including Poland, Viet Nam, France, Germany and 3 other countries.
ReferLocal is leading in United States, China and Japan.