It's essentially the marriage of an Xbox 360-style GamePad to a 5-inch screen, all powered by NVIDIA's brand new Tegra 4 mobile CPU. But the device's origins aren't quite as glamorous as its form, even in prototype stage.

ENGADGET

What applications do you run on your mobile that can choke a 1GHz CPU, whether it be a Snapdragon, Hummingbird or an A4?

ENGADGET: LG Optimus 2X review

For its diminutive size, the wee phone sports a 854 x 480 LCD display powered by Mobile BRAVIA Engine, a dual-core CPU clocked at 1GHz, 5-megapixel rear shooter and NFC functionality for Smart Tag use.

ENGADGET: Sony Xperia sola: a pint-sized Android handset with floating touch (hands-on)