GSI Media is leading in Top 100K Sites.
Shopzilla has better usage coverage in more websites categories. Including Shopping, Arts & Entertainment, Computer & Electronics, Consumer Electronics and 52 other categories.
GSI Media is leading in Children and Marketing & Advertising.
Shopzilla is leading in most countries, including United States, Canada, Russia, United Kingdom and 20 other countries.
GSI Media is leading in New Zealand and Bulgaria.