Play to Win

Seven performance-boosting devices to give you an edge.

Sony Ericsson' Xperia X10 Mini Pro

Sony Ericsson' Xperia X10 Mini Pro   

Reduce your gadget footprint. Sony Ericsson's Xperia X10 Mini Pro is one of the first smartphones that can pair with your heart-rate strap, cadence monitors, power meters, and the gym's treadmill—thanks to its ANT+ wireless chip—so you don't need separate gizmos for every activity. That means you can incorporate things like heart rate or pace into one of the hundreds of fitness apps on Google's Android platform. $350;

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