overall w580 design better and cheaper lo...but keypad crack like hell...tvb now,tvbnow,bttvb: a4 w$ \& `3 a3 v0 r3 O3 x& l
w910 more expensive...but the price will drop soon...
They both shit6 j7 x' I n) [9 ^) r( J
i have the W910i, its system is too slow respond...公仔箱論壇1 [9 G: T. p5 I/ ~
also the battery can not be used long... + W3 N% P$ N i @; A2 K, s公仔箱論壇; G/ V6 S# l9 L
dont waste money buy others...