In terms of market share, Observer is clearly lagging behind, losing to Revee in all segments.
Observer has better usage coverage in more websites categories. Including Business & Industry, Arts & Entertainment, Computer & Electronics, Internet & Telecom and 29 other categories.
Revee is leading in Computer Security.
Observer is leading in most countries, including Russia, Germany, Montenegro, United States and 21 other countries.
Revee hasn't got a lead over Observer in any country.