A 4.3-inch capacitive touchscreen with WVGA (480x800) resolution.
It was rumored to feature Dolby Digital Plus surround sound and an HDMI output for media playback.
It was built to run Windows Phone 7 , featuring the then-new "tiles" interface. Why It Matters Today Sony Ericsson Xperia X7 Review
The cancellation of the X7 marked a turning point for the company. By , Sony acquired Ericsson's share of the joint venture, ending the "Sony Ericsson" era and focusing entirely on the Android-based Sony Xperia brand we know today.
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 Why It Matters Today The cancellation of the
Based on the leaks that circulated, the X7 was designed to be a "beast" of its era:
An 8.1-megapixel sensor with 720p HD video recording capabilities and an LED flash. Most of what we know comes from a
The Xperia X7 was intended to be Sony Ericsson’s flagship entry into the ecosystem. At a time when the brand was transitioning from Windows Mobile to Android, the X7 represented a high-performance alternative that ultimately remained a concept or a prototype. Rumored Key Specifications