We all know that Windows 7 will be release to public at October 22, 2009 and here is the estimated price that Microsoft will charge for it :

Here the price for upgrade version :

• Windows 7 Home Premium (Upgrade): $119.99
• Windows 7 Professional (Upgrade): $199.99
• Windows 7 Ultimate (Upgrade): $219.99

And the estimated prices for the full Windows 7 package are:

• Windows 7 Home Premium (Full): $199.99
• Windows 7 Professional (Full): $299.99
• Windows 7 Ultimate (Full): $319.99