In terms of market share, Monsido is clearly lagging behind, losing to Observer in all segments.
Monsido has better usage coverage in more websites categories. Including Business & Industry, Travel, Tourism, Health and 18 other categories.
Observer is leading in Computer & Electronics, Arts & Entertainment, People & Society, Software and 17 other categories.
Monsido is leading in most countries, including Denmark, Russia, Sweden, France and 6 other countries.
Observer is leading in United States, Germany, Ukraine, Spain and 5 other countries.