The xiaomi mi 3 was unveiled during the xiami new product lauunch event 2013 on 5 september 2013’ and was released in china in october 2013. It features either a 2.3 GHz quad-core qualcomm snapdragon 800 processor or a 1.8 GHz quad plus one core nvidia tegra 4 processor’ which support WCDMA and TDCDMA respectively.