Allegiance is leading in Top 100K Sites and Top 1M Sites.
Allegiance has better usage coverage in more websites categories. Including People & Society, Religion & Spirituality, Business & Industry, Finance and 16 other categories.
Echo is leading in Science, Internet & Telecom, Games, Investing and 6 other categories.
Allegiance is leading in most countries, including United States, Brazil, Argentina, Germany and 21 other countries.
Echo is leading in Finland.