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Trucks That Get the Best Gas Mileage in 2020

Motor Trend logo Motor Trend 4/8/2020 Motor Trend Staff
a car parked in a parking lot: 2020 Chevrolet Silverado 1500 RST Duramax 2 © Motor Trend Staff 2020 Chevrolet Silverado 1500 RST Duramax 2

Trucks are built to tow and haul, but most customers need them to be solid everyday drivers, too, which means they should deliver reasonable fuel economy. We show you which trucks that get the best gas mileage in 2020.

Which Small Truck Is Most Fuel Efficient?

a car parked on the side of a road © Motor Trend Staff

There are three winners here. One of the best trucks for gas mileage in the midsize category is the Ford Ranger, which delivers 21/26/23 mpg city/highway/combined when paired with rear-wheel drive (RWD). Helping to make it one of the highest mpg trucks on the market is a 2.3-liter turbocharged four-cylinder with 270 hp and 310 lb-ft of torque.

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The diesel-powered Chevrolet Colorado and GMC Canyon match the Ranger's 23 mpg combined rating, topping out at 20 mpg in the city and 30 mpg on the highway in RWD configuration. The 2.8-liter diesel four-cylinder engine powering each makes 181 hp and a healthy 369 lb-ft of torque.

What Is the Most Fuel-Efficient Full-Size Truck?

a car driving on a road © Motor Trend Staff

The most fuel-efficient truck in the full-size segment is the Chevrolet Silverado 1500 Duramax, achieving 23/33/27 mpg city/highway/combined with RWD. The smooth 3.0-liter six-cylinder diesel engine makes 277 hp and 460 lb-ft of torque, and this output is routed through a quick-shifting 10-speed automatic transmission.

Research the Chevrolet Silverado 1500 | Seek out a Chevrolet Silverado 1500 near you

Tying for second place are the diesel GMC Sierra 1500 RWD (23/30/26 mpg) and the Ram 1500 EcoDiesel RWD (22/32/26 mpg). If you're looking for the best gasoline mpg in a truck this size, the Ram 1500 is rated 20/26/23 mpg with the 3.6-liter six-cylinder engine, and the Ford F-150 gets 20/26/22 mpg with a 2.7-liter turbocharged six-cylinder.

Research the GMC Sierra 1500 | Find a GMC Sierra 1500 close to you

What V-8 Truck Gets the Best MPG?

a white and black truck parked in front of a mountain © Motor Trend Staff

The Chevrolet Silverado 1500 and GMC Sierra 1500 are the most fuel-efficient V-8 trucks on the market. When paired with RWD, they achieve 17/24/20 mpg city/highway/combined. In both trucks, a 5.3-liter V-8 delivers 355 hp and 383 lb-ft of torque and is paired with an eight-speed automatic.

Research the Chevrolet Silverado 1500 | Seek out a Chevrolet Silverado 1500 near you

What 4x4 Truck Gets the Best Gas Mileage?

a red truck driving down the road © Motor Trend Staff

Once again, the Chevrolet Silverado 1500 comes out on top. The Silverado 1500 Duramax 4WD is rated 23/29/25 mpg. Not far behind are the diesel GMC Sierra 1500 4WD (22/26/24 mpg), the diesel Ram 1500 4WD (21/29/24 mpg), and the diesel Ford F-150 RWD (21/29/24 mpg).

What 2020 Truck Has the Best Gas Mileage?

a car parked in front of a mountain © Motor Trend Staff

It may be surprising, but the trucks with the best mpg aren't always the small ones. The full-size Chevrolet Silverado 1500 Duramax is the most fuel-efficient truck on the market, achieving 27 mpg in combined city and highway driving.

Trucks with the Best Gas Mileage for 2020

Which small truck is most fuel efficient? Ford Ranger, diesel Chevrolet Colorado, and diesel GMC Canyon

What is the most fuel-efficient full size truck? Diesel Chevrolet Silverado 1500

What V-8 truck gets the best mpg? Chevrolet Silverado 1500 and GMC Sierra 1500

What 4x4 truck gets the best gas mileage? Diesel Chevrolet Silverado 1500

What 2020 truck has the best gas mileage? Diesel Chevrolet Silverado 1500

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