Sony Ericsson Spiro offers the best mobile music experience combined with social networking features.  Both phones let users stay connected through Facebook and Twitter.  The Sony Ericsson Zylo delivers superb sound with clear audio experience.  The phone supports the high definition FLAC format for the best sound quality ever on a mobile phone.  The Sony Ericsson Zylo also comes preloaded with sounds that can help consumers pretend they are still at work, walking down the street or in a restaurant.  The Sony Ericsson Spiro lets users get one click access to TrackID music recognition software and chat via SMS with easy-to-read conversation bubbles.  The phone also has a 3.5 mm jack, Bluetooth stereo and FM radio.