This is the official Sony Ericsson Xperia X10 mini a User Guide in English provided from the manufacturer. If you are looking for detailed technical specifications, please see our Specs page.
The Sony Ericsson Xperia X10 mini is a way smaller version of the Xperia X10. Still, it keeps the style of its larger sibling and runs Android 1.6 with an optimized version of the UX interface on top of it. The Xperia X10 mini has a 2.55" touchscreen and support for all the specific features of the OS.