My bro purchase recently vivo v9 mobile .I am also use the phone just 1 week .
mobile phone quality is really aswome .but price is slightly high. what ever it is good
mobile performance is nice(very fast) no lagging.
in this mobile best camera featured mobile .
camera is really good and wonderfull.
but it is non removable battery this is only disadvantage.
any happend in the mobile. part is so expensive so becarefull to use I recomend the product to other.