The Sony Ericsson Xperia X10 is a smartphone manufactured by Sony Ericsson. It is the first Sony Ericsson smartphone to run the Android operating system.
The Xperia X10 was first revealed on 3 November 2009, becoming Sony Ericsson's high-end entry into the Android market. The phone features a 8 MP camera and a 1GHz Qualcomm Snapdragon CPU. The screen supports DVD wide-screen resolution. It allows users access to the applications available in the Android Market. Connection speeds up to HSDPA (3G+) are possible with the handset. It introduces a new UX platform that will evolve across the product portfolio and expand over time adding new features and capabilities.
Sony Ericsson announced two smaller versions at the Mobile World Congress 2010; The X10 Mini and the X10 Mini Pro which has a slide out keyboard.