Signal is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
stat4u has better usage coverage in more websites categories. Including Business & Industry, Arts & Entertainment, People & Society, Shopping and 120 other categories.
Signal is leading in Autos & Vehicles, Car Buying, Travel, Accommodation & Hotels and 82 other categories.
Signal is leading in most countries, including United States, Japan, Brazil, Canada and 133 other countries.
stat4u is leading in Poland, Belarus, Uzbekistan, Sudan and 3 other countries.