This is a very good smart phone. This smart have 8.1 ( oreo) processor. This smart phone never hang because this smart phone have 4GB RAM and 64GB Internel memory and 256GB Expendable memory. We can use this smart phone on the place of DSLR because this smart phone have 16MP + 5MP Auto focus phase detection LED Flash Rear Camera and 25MP Front Camera. This smart phone have long battery backup non-removable Li-ion 3260mAh. If you want to buy new smart phone then look this smart phone.