AdMicro 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 114 other categories.
AdMicro is leading in News & Media, Internet & Telecom, Movies, Social Network and 18 other categories.
Shopzilla is leading in most countries, including United States, United Kingdom, Canada, Russia and 32 other countries.
AdMicro is leading in Viet Nam, Japan, Chile, Czech Republic and 6 other countries.