Updated: read our HTC HD7 review.

Eighteen months ago, Microsoft hit the reset button on Windows Mobile, throwing out years of features and applications in favour of a panoramic interface designed for touch, social networks and cloud services.

Instead of a different skin from every phone maker, there's a single interface with tiles and hubs for integration. Instead of dense screens of information and menus designed for picking at with a stylus, the interface spreads lists and thumbnails over layouts far bigger than the screen size and you spend your time swiping and sliding.

Windows Phone 7 is a world away from any phone we've seen from Microsoft before and the design might well delight you – but what can you actually do?