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 32 other categories.
FredHopper is leading in Shopping, Business & Industry, Clothing, Home & Garden and 16 other categories.
FredHopper is leading in most countries, including France, United Kingdom, Netherlands, Germany and 23 other countries.
TruEffect is leading in United States, Japan, India, Canada and 7 other countries.