FredHopper is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
TruEffect has better usage coverage in more websites categories. Including News & Media, People & Society, Arts & Entertainment, Internet & Telecom and 31 other categories.
FredHopper is leading in Shopping, Business & Industry, Clothing, Home & Garden and 17 other categories.
FredHopper is leading in most countries, including France, United Kingdom, Netherlands, Germany and 22 other countries.
TruEffect is leading in United States, Japan, Mexico, Brazil and 7 other countries.