It ranges from £69.95 in Carphone Warehouse, to prices into the 100's of pounds - this is for Pay as you go. For Pay monthly, you can get it for free with monthly payments.
The Xperia X10 is much better than the X8 specially after the Android 2.3.3 update is released for the X10,
The x8 is smaller but thicker on the other hand the arc is longer but thin
yes it does
Yes, it is downloadable from the Android Market.
There are many different ones, depending on your phone.
You have to download an bluetooth app from the android store the it should work :)
From £69.95 at carphone warehouse to some prices into the hundreds of pounds.
Yes, a 2GB memory card is included.
It depends what kind of phone you are looking for.
No It does n ot have a front facing camera
Someone can do a factory reset for a Xperia X8 using a Sony Ericsson PC companion. Start by pressing the home button. Then pick setting and click the SD card option. From there, there will be a factory data reset button.
There are several phones available from Sony Ericsson. The phones available are Xperia Arc S, Xperia neo V, Live With Walkman, Xperia ray, Xperia active, Xperia mini, Xperia mini pro, WT 18i, Xperia PLAY, Xperia pro, Xperia Neo, Xperia Arc, Xperia PLAY CDMA, A8i, Xperia X8, Cedar, Yendo, BRAVIA 2004, S003, Zylo, Spiro, Xperia X10 mini pro, and a lot more.