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, Shopping and 81 other categories.
Microsoft adCenter Conversion is leading in Health, Computer & Electronics, Software, Accommodation & Hotels and 48 other categories.
AdAction is leading in most countries, including Sweden, Norway, Netherlands, Denmark and 40 other countries.
Microsoft adCenter Conversion is leading in United States, Canada, United Kingdom, Mexico and 19 other countries.