E-mail: All the smart phones handled e-mail tasks competently -- in the end, it comes down to which keypad you prefer.
(Clockwise, from top left: Research In Motion's BlackBerry Curve 8310, based on BlackBerry's proprietary operating system; the HTC Touch Dual, based on Microsoft's Windows Mobile 6.1; Nokia's E71, based on the S60 variant of the Symbian platform; and Apple's iPhone 3G, based on a mobile version of OS X.)
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