> Supposedly, when working on Lollipop, Google engineers left a Nexus phone running on Airplane mode, and it lasted a month on a charge. I find it quite believ

> Supposedly, when working on Lollipop, Google engineers left a Nexus phone running on Airplane mode, and it lasted a month on a charge. I find it quite believable. My own phone keeps working for around 20 days without recharging (and that is without Airplane mode - it has constant connection to the cellular network and occasional wifi or 3G connection).