I can vouch for the Matrix/Vibe. Great car. I had a 2003 before I got the Prius. 35mpg and my wife drove it (non hypermiling) most of the time. She just took it easy. Put a ton of miles on it too in the time we had it. Here is the fuel log:
http://ecomodder.com/forum/em-fuel-l...?vehicleid=499