Autonomy is leading in Top 10K Sites and Top 100K Sites.
Autonomy has better usage coverage in more websites categories. Including People & Society, Career & Education, Autos & Vehicles, Arts & Entertainment and 16 other categories.
Echo is leading in News & Media, Science, Adult, Finance and 10 other categories.
Autonomy is leading in most countries, including Brazil, France, Korea Republic, United Kingdom and 2 other countries.
Echo is leading in United States and Germany.