Ghostery is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Shopzilla has better usage coverage in more websites categories. Including Shopping, People & Society, Arts & Entertainment, Business & Industry and 100 other categories.
Ghostery is leading in Autos & Vehicles, Finance, TV & Video, Career & Education and 36 other categories.
Shopzilla is leading in most countries, including India, Canada, United Kingdom, Australia and 39 other countries.
Ghostery is leading in United States, Russia, Turkey, Viet Nam and 15 other countries.