Flashtalking is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Flashtalking has better usage coverage in more websites categories. Including Travel, Business & Industry, Accommodation & Hotels, Arts & Entertainment and 145 other categories.
GroupM Server is leading in Movies, Cooking & Recipes, Web Hosting, Makes & Models and 5 other categories.
Flashtalking is leading in most countries, including United States, United Kingdom, Germany, Russia and 103 other countries.
GroupM Server is leading in Denmark, Croatia and Montenegro.