Echo is leading in Top 10K Sites.
Mopinion has better usage coverage in more websites categories. Including Business & Industry, Autos & Vehicles, Finance, Financial Management and 19 other categories.
Echo is leading in People & Society, Investing, Adult, Science and 7 other categories.
Mopinion is leading in most countries, including Netherlands, France, Germany, Korea Republic and one other country.
Echo is leading in United States.