Best combined fuel mileage for driving, towing, anything: dodge 5.7, chevrolet 6.0, ford 6.2, or ford 6.8?

Best combined fuel mileage for driving, towing, anything: dodge 5.7, chevrolet 6.0, ford 6.2, or ford 6.8? - 1

Five to eight MPG. Please capitalize the brand names of cars. This is a MUST.

The Hemi Dodge is probably going have the best overall fuel economy of the engines you listed.