I dont know of any websites, but PC World did a broadband comparison a few months ago.
DirecWay
-1 email account
-$199 for Installation Cost
-$399 forEquiptment Cost
-$0 for Activation Cost
-$70 Monthly Fee
-60 kbps Up/500 kbps Down
-10MB Web Site Storage
-DirecPC one way service offered for $50/month
Starband
-10 email accounts
-$199 for Installation Cost
-$549 for Equiptment Cost
-$5/month for Activation Cost
-$70 Monthly Fee
-40-60 kbps Up/600 kbps Down-Website Storage
-10MB Web Site Storage
-Starband and AT150 combined is $99/month
Not very detailed but it was the best I could come up with
DirecWay
-1 email account
-$199 for Installation Cost
-$399 forEquiptment Cost
-$0 for Activation Cost
-$70 Monthly Fee
-60 kbps Up/500 kbps Down
-10MB Web Site Storage
-DirecPC one way service offered for $50/month
Starband
-10 email accounts
-$199 for Installation Cost
-$549 for Equiptment Cost
-$5/month for Activation Cost
-$70 Monthly Fee
-40-60 kbps Up/600 kbps Down-Website Storage
-10MB Web Site Storage
-Starband and AT150 combined is $99/month
Not very detailed but it was the best I could come up with