This is not a sign of endorsement so use with a skeptical view as they may not be free of influence by vendors.
-> The Microsoft PC Scout is over at http://www.microsoft.com/windows/pc-scout/
Cnet's Laptop Chooser is at the top of this page -> http://reviews.cnet.com/laptops/
Microsoft has theirs at http://www.microsoft.com/windows/choosepc/?ocid=cnet
The current College Laptop roundup is at http://news.cnet.com/back-to-school/pc-reviews/?tag=cnet