iprom 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, Clothing, Consumer Electronics and 85 other categories.
iprom is leading in Business & Industry, Arts & Entertainment, News & Media, Games and 32 other categories.
Shopzilla is leading in most countries, including United States, Canada, India, Russia and 26 other countries.
iprom is leading in Slovenia, Croatia, Serbia, Macedonia and 15 other countries.