Samsung lunched z2 after closing z1 model. it drives tizen os2.0 which is own operating system of samsung.it is the base model of samsung smart phone.it is 4g with volte 1gb of ram 8gb internal Storage.smal display size.z2 is speciallylunched for who whants to buy a samsung smart phone to enjoy jio preview offer.the operatingsystem tizen is similaritywith Android in many ways.in android there is play store.in tizen its joy box.but not smooth.either not spcs full .compare to android.
if u wants to buy a samsungphonebellow 5000 for jio preview offer to enjoy then u try.ontherwise.z2 doesnt stands with other phone in this pricerange