Seemingly, the Xbox 360 is set to launch in Europe on November 25th. is running a story which reveals that this is the date, with the official announcement coming on the 15th of this month. Information has also been made available that the price of the new console may be as high as UKP 299.

"The original plan was UKP 249, but now that Sony is talking about the PS3 being expensive, UKP 299 is looking more likely," according to one source - although it was admitted that this pricing is a "best guess" based on information from Microsoft, not an official figure by any means.
If the console sells for UKP 299, then for US customers it could cost around $500. It’s expected that the games will sell for around UKP 44.99.