The Sony Ericsson Xperia X10 Mini—also known as the E10i (international) or E10a (Americas)—is a smartphone by Sony Ericsson in the Xperia series.
It is the second Sony Ericsson smartphone to run the Android operating system, and also one of the smallest Android handsets to date.

The X10 Mini was first revealed on 14 February 2010.
Apart from the physical dimensions, the phone also differs feature-wise as compared to the X10.
Text input is done via a virtual keypad on the Mini and a full QWERTY, QWERTZ, or AZERTY slide-out keyboard on the X10 Mini pro.
The Sony Ericsson Xperia X10 Mini—also known as the E10i (international) or E10a (Americas)—is a smartphone by Sony Ericsson in the Xperia series. It is the second Sony Ericsson smartphone to run the Android operating system, and also one of the smallest Android handsets to date.
The X10 Mini was first revealed on 14 February 2010. Apart from the physical dimensions, the phone also differs feature-wise as compared to the X10. Text input is done via a virtual keypad on the Mini and a full QWERTY, QWERTZ, or AZERTY slide-out keyboard on the X10 Mini pro.
Sony Ericsson Xperia X10 Mini