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, Computer & Electronics, Arts & Entertainment, Internet & Telecom and 29 other categories.
Revee is leading in Online Marketing and Computer Security.
Observer is leading in most countries, including Russia, United States, Canada, United Kingdom and 12 other countries.
Revee is leading in Switzerland and Czech Republic.