AdvertPro 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, Clothing and 97 other categories.
AdvertPro is leading in Business & Industry, Adult, News & Media, Real Estate and 44 other categories.
AdvertPro is leading in most countries, including South Africa, Turkey, Norway, Spain and 27 other countries.
Shopzilla is leading in United States, Russia, Japan, Australia and 19 other countries.