Sony Ericsson Xperia X7 Review Instant

An 8.1-megapixel sensor with 720p HD video recording capabilities and an LED flash.

It was built to run Windows Phone 7 , featuring the then-new "tiles" interface. Why It Matters Today Sony Ericsson Xperia X7 Review

A 1.2GHz Qualcomm Snapdragon processor, which would have been a significant step up from other smartphones at the time. Sony Ericsson Xperia X7 Review

The is a unique piece of mobile history—primarily because it never officially hit the market. Most of what we know comes from a series of high-profile leaks and promotional videos that surfaced around November 2010 . The Smartphone That Never Was Sony Ericsson Xperia X7 Review