Do people who own luxury cars worry about gas mileage?  Of course they do!  people who can afford luxury vehicles usually became wealthy by watching their pennies. Even though someone may spend $80,000 on a nice car, they certainly don't want to get gouged at the pump.  That's why many luxury car buyers are looking for impressive vehicles that also get great gas mileage. 

Some of the top choices from wealthy buyers are: Mercedes E350, BMW 528i, Lexus H S 250h, and the  Lincoln MKZ. Forbes.com has more on this list of luxury vehicles that get 30m.p.g. or better.