To compare miles per gallon ratings between various diesel trucks, use the "Power Search" application on the Fuel Economy government website and narrow the filters to only include diesel pickup trucks. The site will list the MPG ratings on highway and in the city of all of the vehicles that fit the search parameters.Continue Reading
The United States Department of Energy has an application that allows the public to view and compare the MPG ratings of all major vehicles. Use the following steps to compare MPG ratings for diesel trucks.
Use a Web browser to open the U.S. Department of Energy's page that is dedicated to fuel economy.
Click on the "Find a Car" tab in the menu across the top of the page. From here, click on the "Power Search" link.
On this page, choose the narrow the search by using filters, such as car make, model, year range and transmission type. To search for only diesel trucks, click on "Pickup Trucks" under the "Market Class" section and "Diesel" under the "Fuel Type" section. Finally, click on the "Search" button on the top-right corner of the page to compare the MPG ratings of diesel trucks.