Motorola DROID Maxx
If good battery life is what you want, you can't go wrong with the Motorola DROID Maxx. This device comes with a 3,500 mAh battery and is said to have a stunning 48-hour battery life.
Specs include a 1.7 GHz dual-core processor, 2 GB of RAM, a 5-inch display and Android 4.2. It also features a very resistive and good-looking kevlar build.