In terms of market share, Observer is clearly lagging behind, losing to Zeta Search in all segments.
Observer has better usage coverage in more websites categories. Including Business & Industry, Arts & Entertainment, Computer & Electronics, Internet & Telecom and 26 other categories.
Zeta Search is leading in Finance, Online Marketing, Health, Investing and 9 other categories.
Observer is leading in most countries, including Russia, Germany, Montenegro, Netherlands and 17 other countries.
Zeta Search is leading in United States, Japan, India, Canada and 8 other countries.