JDSU Reseach study involving one million data subscribers use more than 1,500 models of mobile devices ( including the latest models from Apple , Samsung , Sony , etc. ) in the European region are classified as developed markets .
The users of mobile data is monitored for 24 hours . A similar survey conducted in developing countries .
As a result, it was found that the Apple iPhone 5S of the mobile phone users are the most " wasteful " of data , both in the region of both developed and emerging markets . User data consumption rate than the iPhone 5 most other models , such as the Samsung Galaxy S4 and Sensation from HTC .
Compared to the iPhone 3G is used as a measure of comparison in the study , the level of consumption of user data iPhone 5S seven times higher in developed countries and 20-fold in developing countries . The high level of data consumption is related to the so-called 4G connectivity which is owned by the devices at the top .
