Seems that the Sony Mobile Store is the only major retailer that stocks it, obviously because its the Sony Store, it is probably the most useful XPERIA at the moment as it actually has a Micro SD card slot but doesnt have a front camera unlike its younger sibling, the U.
116 x 59 x 9.9 mm
4.6 x 2.3 x 0.4 inches
Talk time (up to) 6 hours
Standby time (up to) 475 hours
Music listening time: Up to 40 hours
Video playback time: Up to 6 hours
3.7 inch scratch-resistant TFT touchscreen
16 million colours, 854 x 480 pixels
Google Android 2.3 (Gingerbread)
(Upgrade to Android 4, Ice Cream Sandwich, planned in Quarter 3 2012)
1 GHz STE U8500 Dual Core processor
5 megapixel camera with auto focus
16x digital zoom, LED flash.
More details here:http://www.sonymobile.com/gb/products/phones/xperia-sola/