Vivo v5 is very good smartphone.
It has 4GB ram and 64GB internal memory and and memory can be extended upto 256GB by using micro SD card
It is very good battery life.The battery is lithium battery and unremovable battery.It runs for upto 1 to 1.5 days after one time charging.
The rear camera 16 megepixels and front camera has 24 megapixel.The picture quality is very good.
It has dual sim like 4G
The price has little bit high.
But you will be satisfied with its service.
Overall, Vivo v9 is good feature smartphone.