Quigo AdSonar is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
SpecificClick has better usage coverage in more websites categories. Including Business & Industry, Religion & Spirituality, Shopping, Internet & Telecom and 76 other categories.
Quigo AdSonar is leading in People & Society, News & Media, Finance, Science and 47 other categories.
Quigo AdSonar is leading in most countries, including United States, Canada, Russia, Japan and 32 other countries.
SpecificClick is leading in France, Indonesia, Norway, United Kingdom and 25 other countries.