Mi max is big phone its 6.4 inch display and 4850 mAh battery capacity its based on MiUi 8 Volte support in this phone and hybrid sim Slot means choise one sim card one memory card and dual Sim anvailble in this big phone very beautiful design and light weight its phone support Otg cable two version anvailble 3 Gb Ram and 32 gb Internel Memory in 14999 rupees and ( MI Max Prime ) 4gb Ram 128gb internal memory in 19999 Rupees 2.5 Curved Display and metel body finger print sensor anvailble upto 128 gb memory card support value for money