The Sony Ericsson Xperia X10 measure in at 119 x 63 x 13mm and weighs 130 grammes, so far pretty standard for an Android based device in Sony Ericsson series. The phone has features like 4" TFT screen with an impressive 480 x 854 resolution. The touch screen type is capacitive with the handy addition of having a scratch resistant surface, a feature which is the main attraction for high-end range. Auto rotate functions are possible due to the built in accelorometer chip.
For more info on Sony Ericsson Xperia X10, please visit this product site.