Microsoft Lumia 640 XL is comes with the big screen size of 5.7 inches .Microsoft XL runs window phone 8.1 update. The Lumia 640XL having different features like 13MP camera with 1/3-inch sensor, f/20 aperture, and Carl Zeiss lens, 3000mAh battery with a frugal Qualcomm and 1.2 GHz Snapdragon 400 CPU converts to an awesome battery life.