11. 2016 Toyota Tundra
Highway gas mileage: 19 MPG
The 2016 Toyota Tundra is a fuel efficient truck sold today. When buying the vehicle new, the stock engine in the truck is a 4.6 liter V-8 rated at 310 horsepower, and consumers can also choose to upgrade to a 5.7 liter V-8 rated at 381 horsepower if more power is required. The overall fuel efficiency rating of the Tundra is 15 MPG (city) and 19 MPG (highway). Toyota sells the auto with several choices of truck bed length and body style, and the towing capacity of the truck ranged between 6,400 and 10,500 lbs.