TeaLeaf is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
TeaLeaf has better usage coverage in more websites categories. Including Travel, Health, Business & Industry, Airlines & Airports and 45 other categories.
Zeta Search is leading in Online Marketing, People & Society, Career & Education, Computer & Electronics and 5 other categories.
TeaLeaf is leading in most countries, including United States, United Kingdom, Canada, Belgium and 46 other countries.
Zeta Search is leading in Afghanistan and Oman.