Windows Phone places a greater emphasis on contacts via its People Hub, making it easier to see in one place the various activities and updates from a range of people and even pin people (or rather, thankfully, their digital representations) on the top level of the user interface.

ENGADGET: Switched On: Battling for the bronze

"We're bringing TiVo's innovative user interface from the TV directly to your fingertips, taking your TV viewing experience to a whole new level, " said Jim Denney, vice president and general manager of product marketing for TiVo.

ENGADGET: TiVo Premiere UI gets a shot in the arm with iPad remote control