Lumia 1520 has huge 3400 mAH battery , but also comes with huge 6-inch 1080p resolution display. So, how does it perform as far as battery life is concerned. If GSMArena’s battery life test results are some indication, monstrous again. It has 107h of endurance rating which according to GSMArena is not only best-in-class but miles ahead of all Phablets.
It is best performer again in 3G talk time churning a continuous 28:34h of talk time, while in web browsing it fares second lagging just by 5 seconds. With those kind of battery life figures, there is one more reason to fall in love with Lumia 1520.