Korrelate is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Korrelate has better usage coverage in more websites categories. Including Autos & Vehicles, Car Buying, Makes & Models, News & Media and 13 other categories.
ReferLocal is leading in Business & Industry, Tourism, People & Society, Travel and one other category.
Korrelate is leading in most countries, including United States, Colombia, Spain, Thailand and 3 other countries.
ReferLocal is leading in Japan.