FredHopper is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
TruEffect has better usage coverage in more websites categories. Including People & Society, News & Media, Arts & Entertainment, Internet & Telecom and 40 other categories.
FredHopper is leading in Business & Industry, Shopping, Clothing, Home & Garden and 26 other categories.
FredHopper is leading in most countries, including France, United Kingdom, Germany, Netherlands and 31 other countries.
TruEffect is leading in United States, Japan, Hungary, Viet Nam and 10 other countries.