The Lumia 520 is still the most popular device worldwide but the 630 and 635 together are also very popular. Microsoft’s Lumia 435, 640 and 640 XL have made a noticeable presence in a number of markets.

This time we look in details at Mexico, UK, Spain, Russia, India and Vietnam.

This report is based on data collected from 5,331 Windows Phone apps running AdDuplex SDK v.2 (and higher). The raw data analyzed was collected over the day of July 22nd, 2015 (UTC time) unless otherwise stated.