AdAction is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
AdAction has better usage coverage in more websites categories. Including Business & Industry, Arts & Entertainment, People & Society, Marketing & Advertising and 80 other categories.
OMG is leading in Shopping, Coupons, Travel, Internet & Telecom and 48 other categories.
AdAction is leading in most countries, including Norway, Sweden, Netherlands, Denmark and 42 other countries.
OMG is leading in India, United Kingdom, United Arab Emirates, Ukraine and 18 other countries.