Best Cell Phones - 4 to * inch Screen Size(Diagonal), upgradable to v4.4.2 (KitKat) Operating System, 114 to 246 ppi Pixel Density, MP3/WAV/FLAC/eAAC+/AC3/WMA player Multimedia Features, GPS Phone Features, Atleast 8 Megapixels, 2260 to 2300 MHz Processor Speed, HTML5 Data Formats