With our without a Vibe (in its name), the P2 is a Lenovo purebred and a worthy successor to the acclaimed midrange Vibe P1. It offers an even higher battery capacity fitted inside a thinner and lighter body. And when we say higher capacity, we mean some incredible 5,100 milliamp hours worth of battery juice.
Source: http://www.gsmarena.com/lenovo_p2-review-1557.php