Something like this Gaggia will have proper components inside, but save some money with a plastic body and is currently on sale for $199.
http://www.wholelattelove.com/Gaggia/gaggia_evo_black.cfm
Having a machine at home, means that I drink a good bit more espresso than I did before. Once you get the hang of it, it is pretty easy and doesn't take a lot of time. What kind of grinder do you have right now?