This visual demonstrates a forecast of the Market Share of IPhone, Nokia Smartphone, HTC Smartphones and other Smartphone products worldwide between the quarters 2010 Q3 to 2015 Q1. In the last period, 2015 Q1, the largest presented item is IPhone with Market Share of 22.84%. Based on the 3 presented items in the report, it seems that the entire Smartphone market is estimated to decline over the 18 quarters between 2010 Q3 and 2015 Q1. At that time span the element that is expected to slowdown the least is Nokia Smartphone with a slowdown of 71.95%, while the element that is forcasted to suffer from the biggest downturn is HTC Smartphones with 100% decline over the same period. This report represents data points consolidated from 3 sources: IDC, Gartner and StatCounter