In terms of market share, BigDoor is clearly lagging behind, losing to Echo in all segments.
BigDoor has better usage coverage in more websites categories. Including Business & Industry, People & Society, Arts & Entertainment, Food & Drink and 19 other categories.
Echo is leading in Adult, Science, Video Games, Programming and 4 other categories.
BigDoor is leading in most countries, including Taiwan, Australia, Nigeria, Poland and one other country.
Echo is leading in United States, Russia and Japan.