1
Marchex is leading in The Entire Web.
2
GroupM Server is leading in Top 100K Sites and Top 1M Sites.
1
GroupM Server has better usage coverage in more websites categories. Including Computers Electronics & Technology, Games, Vehicles, E-commerce & Shopping and 2 other categories.
2
Marchex is leading in Business & Consumer Services and Gambling.
1
Marchex is leading in most countries, including United States, China, India, Italy and 54 other countries.
2
GroupM Server is leading in Poland, Germany, Denmark, Algeria and 3 other countries.