i-system is leading in Top 100K Sites.
Mozu has better usage coverage in more websites categories. Including Sports, People & Society, Home & Garden, Recreation & Hobbies and 26 other categories.
i-system is leading in Shopping, Business & Industry, Clothing, Pets & Animals and 16 other categories.
Mozu is leading in most countries, including United States, Canada, France, Australia and 12 other countries.
i-system is leading in Poland, Greece, Malaysia, Japan and 6 other countries.