ADMAN is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Spring Metrics has better usage coverage in more websites categories. Including Shopping, Business & Industry, Health, Travel and 71 other categories.
ADMAN is leading in News & Media, People & Society, Arts & Entertainment, Internet & Telecom and 43 other categories.
Spring Metrics is leading in most countries, including United States, Canada, United Kingdom, Germany and 35 other countries.
ADMAN is leading in Greece, Cyprus, Turkey, Bulgaria and 6 other countries.