Its simple, brands dont matter its how often you change it and the additives it has like for high revving high temp conditions.
Your car will be perfectly fine in sticking to exactly what nissan recommend in the cars manual as that viscosity will ensure least wear for the majority of the engines life.
A lot of people rave on about fully synthetic but you can have mineral oils which are much better at protecting your engine, F/S only lasts longer, but really how long should you leave your oil? depends on your style of driving , the more you thrash it the more you should change your oil.