Autonomy is leading in Top 100K Sites.
Echo has better usage coverage in more websites categories. Including Arts & Entertainment, Adult, Science, Investing and 11 other categories.
Autonomy is leading in People & Society, Business & Industry, Autos & Vehicles, Career & Education and 8 other categories.
Autonomy is leading in most countries, including Brazil, France, Korea Republic, India and 4 other countries.
Echo is leading in United States, United Kingdom, Russia and Reunion.