overall w580 design better and cheaper lo...but keypad crack like hell... 0 @8 r( m" Y Y0 v. i, _; a8 z5.39.217.77:8898w910 more expensive...but the price will drop soon...
They both shit5.39.217.77:8898! q6 L! n. w, n" O- i, [( j
i have the W910i, its system is too slow respond...1 C; w: y6 p j! V8 d
also the battery can not be used long...! g4 J1 K. z- c" A o# c
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dont waste money buy others...