InsightExpress is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
InsightExpress has better usage coverage in more websites categories. Including Arts & Entertainment, Business & Industry, News & Media, People & Society and 67 other categories.
Zeta Search is leading in Motorsports and Construction & Maintenance.
InsightExpress is leading in most countries, including United States, Australia, Germany, India and 48 other countries.
Zeta Search hasn't got a lead over InsightExpress in any country.