2018 head-to-head · Full-Size Pickup

2018 Ford F150 Diesel vs Ram 1500 Diesel

MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.

Swap sides
✓ Cheaper to run
$2,220/ year to fuel
25 MPG
✓ Cheaper to run
$2,413/ year to fuel
23 MPG

The 2018 Ford F150 Diesel is the cheaper one to run. Driving 15,000 miles a year with $3.70/gal diesel fuel, it costs about $2,220 a year to fuel (25 MPG), versus $2,413 for the 2018 Ram 1500 Diesel (23 MPG). That's roughly $193 a year, or about $965 over five years.

Your numbers

Change these to match your driving and local prices. Every figure and chart on this page updates.

Fuel cost over 10 years

  • Ford F150 Diesel
  • Ram 1500 Diesel

Side by side

Ford F150 DieselRam 1500 Diesel
$2,220 Your annual fuel cost $2,413
25 MPG Combined efficiency 23 MPG
22 MPG City 20 MPG
30 MPG Highway 27 MPG
412 g/mi Tailpipe CO₂ (g/mi) 448 g/mi
5/10 EPA fuel economy score 5/10
4/10 EPA greenhouse gas score 4/10
Diesel Powertrain Diesel
Diesel Fuel Diesel
3.0L 6-cyl turbo Engine / motor 3.0L 6-cyl turbo
10-speed automatic Transmission 8-speed automatic
RWD Drivetrain RWD

✓ marks the better value. EPA scores run 1–10 (10 is best). Volumes come from the EPA interior volume index and aren't published for every body style.

Ford F150 Diesel vs Ram 1500 Diesel across model years

  • Ford F150 Diesel
  • Ram 1500 Diesel

Annual fuel cost of the most efficient configuration of each model year, at your prices. Click a point to open that year.

How they differ

Among 12 2018 full-size pickups, the Ford F150 Diesel ranks 3rd and the Ram 1500 Diesel 9th for lowest fuel cost.

Frequently asked questions

Which is more fuel-efficient, the 2018 Ford F150 Diesel or the 2018 Ram 1500 Diesel?

Measured by cost to drive, the Ford F150 Diesel. The Ford F150 Diesel is rated 25 MPG combined and the Ram 1500 Diesel 23 MPG (EPA, most efficient configuration of each).

How much does it cost to fuel the 2018 Ford F150 Diesel vs. the Ram 1500 Diesel per year?

At 15,000 miles a year with $3.70/gal diesel fuel, about $2,220 for the Ford F150 Diesel and $2,413 for the Ram 1500 Diesel.

Ford F150 Diesel vs Ram 1500 Diesel in other years

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