In Q1, 2013, worldwide smartphone sales grew by 42.9 per cent year-on-year, according to data from Gartner, totalling 210m units.
However, overall mobile phone sales saw just 0.7 per cent growth, as feature phone sales dropped off by 21.8 per cent year-on-year.
Asia-Pacific was the only region to show growth in handset sales during Q1, up by 6.4 per cent. Sales declined by 3.6 per cent in EMEA, by 9.5 per cent in North America, and by 3.8 per cent in Latin America. 
In the smartphone OS market, Android continued to increase its lead, with units sold increasing by 86.6 per cent year-on-year, to a total 156m – putting its market share at an impressive 74.4 per cent. iOS continues to firmly hold second place, but it share has dropped from 22.5 per cent to 18.2 per cent.
In fact, the only other OS to see any year-on-year growth was Windows Phone, up from a 1.9 per cent market share in Q1, 2012, to 2.9 per cent.
