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 42 other categories.
FredHopper is leading in Business & Industry, Shopping, Clothing, Home & Garden and 25 other categories.
FredHopper is leading in most countries, including United Kingdom, France, Netherlands, Germany and 35 other countries.
TruEffect is leading in United States, India, Montenegro, Canada and 25 other countries.