The Sony Ericsson W580i slider is a quad band GSM world phone that’s offered by AT&T in the US and has EDGE for data. Sony Ericsson also sells an unlock version in Sonystyle stores and online. There ...

This is a pretty thick phone, but it has nicely rounded edges. I liked the weight of it, and the slider mechanism felt pretty good. It is also what Sony Ericsson believes will be its flagship ...

With this phone, we see Sony Ericsson was merely dipping their toe in the water with the K850. Now they're wading into the pool, with a much more, shall we say traditional, looking slider.