Out of the 137 countries studied, the largest social network leads in 126. All in all, Facebook chest-beats a King Kong 845 million active users in the countries analyzed, and more than 900 million total.
New players, however are appearing on the horizon. The map pinpoints the traction of 17 social networks, including Badoo (runner up in Austria, Belgium, France and other European countries), Orkut (No. 2 in Brazil), Odnoklassniki (No. 1 in Russia, where Facebook ranks third behind VKontakte), and Tuenti (No. 2 in Spain).
In China, where Facebook is blocked, it is not ranked. Instead, Qzone, Tencent Weibo, and Sina Weibo take the top slots.
Readers: Which social network globally poses the biggest threat to Facebook?