Which phone is better between the Samsung Focus or the Sony Ericsson Xperia X10?

u tried the Samsung Kies srtwfaoe that came with the phone ? check if there is a srtwfaoe CD in ur phone's box. i cant help much sorry man.i dont know much about the OS or the phone. i use Nokia's E5. i know about Android OS though. if u have some doubts try asking in the iGyaan forums or some Bada OS forum ok ?

What does the Sony Ericsson Xperia X10i warranty cover?

The phone is covered by 1 year warranty for service and parts. The warranty is valid as long as the damage was caused by factory defect and not misuse of the phone. Contact Sony for further information.