In terms of market share, Encore Metrics is clearly lagging behind, losing to Zeta Search in all segments.
Encore Metrics has better usage coverage in more websites categories. Including Travel, Accommodation & Hotels, Shopping, Arts & Entertainment and 14 other categories.
Zeta Search is leading in Business & Industry, Internet & Telecom, Finance, Health and 12 other categories.
Encore Metrics is leading in most countries, including United States, Japan, Colombia, United Kingdom and 5 other countries.
Zeta Search is leading in Thailand, Brazil and Netherlands.