TruEffect is leading in Top 100K Sites and Top 1M Sites.
Vizu has better usage coverage in more websites categories. Including People & Society, News & Media, Arts & Entertainment, Technology News and 64 other categories.
TruEffect is leading in Performing Arts, Career & Education, Marketing & Advertising, Transportation & Logistics and 15 other categories.
Vizu is leading in most countries, including Indonesia, Brazil, India, Canada and 14 other countries.
TruEffect is leading in United States, United Kingdom, Korea Republic, Pakistan and 11 other countries.