Best 4G Cell Phones - 4 to 6 oz. Weight, upgradable to v4.4.2 (KitKat) Operating System, Predictive text input Other Features, Atleast 5 Megapixels, 8 to 13 Hours Talk Time, WiFi Connectivity, 1080 x 1920 Display Size, RSS Messaging Formats, Atleast 2000 mAh