Double.net is leading in Top 100K Sites and Top 1M Sites.
Double.net has better usage coverage in more websites categories. Including Business & Industry, Social Sciences, Science, Internet & Telecom and 52 other categories.
Vertical Acuity is leading in Energy.
Double.net is leading in most countries, including Sweden, Germany, Norway, Niue and 17 other countries.
Vertical Acuity is leading in Canada.