6) Volkswagen Jetta TDI
MSRP: $27,215 / Average Paid: $26,407
Potential discount: 3.0% or $808
The only diesel offering on the list, Volkswagen’s Jetta is powered by a 140-horsepower 2.0-liter turbocharged four-cylinder Clean Diesel engine mated to a DSG dual-clutch automatic transmission to provide an impressive 30 city, 42 highway, and 35.6 combined miles per gallon, making it the most fuel-efficient vehicle in this collection. The five-passenger Jetta TDI can travel up to 609 miles on a single tank of diesel fuel and carry 15.7 cubic feet of stuff to be used once Mom and the family arrive at their destination.