Samsung z2 is a very cheapest smarth phone provided by samsung.but its sound quality is not good for listening music.it comes with 4.0 screen and tfc display which is very small.the resolution of the phone is 480×800 which is too low for picture and video.it supports dual sim and the operating system is tizen Os 2.4v which is totally worst.it has quad core 1.5 processor which is not good.it has 1gb ram 8gb internal memory which is not sufficient to store files.it has 5 mp rear camera and 0.3mp front camera which is absolutely worst.the design and look of the phone is also not good.the battery capacity is only 1500 mh which hardly gives 2-3 hours backup.the price of the is average.