Best GSM Cell Phones - 3 to 5 inch Screen Size(Diagonal), MP4/DivX/XviD/WMV/H.264/H.263 player Other Features, 158 to 32768 MB Installed Memory, 5 to 13 MP Digital Camera Resolution, aGPS GPS Capability, 720 to 2260 MHz Processor Speed, IM Messaging Formats, 2000 to 2550 mAh Battery Capacity