2021 head-to-head · Full-Size Pickup
2021 Ford F150 Diesel vs Jeep Gladiator
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
Part-time 4WD · 3.0L 6-cyl turbo · 10-speed automatic · 23 MPG
On fuel costs these two are nearly tied. Driving 15,000 miles a year with $3.70/gal diesel fuel and $3.10/gal regular gas, the most efficient 2021 Ford F150 Diesel (23 MPG) costs about $2,413 a year to fuel and the 2021 Jeep Gladiator (19 MPG) about $2,447.
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
- Jeep Gladiator
Side by side
| Ford F150 Diesel | Jeep Gladiator | |
|---|---|---|
| $2,413 | Your annual fuel cost | $2,447 |
| 23 MPG | Combined efficiency | 19 MPG |
| 20 MPG | City | 17 MPG |
| 27 MPG | Highway | 22 MPG |
| 446 g/mi | Tailpipe CO₂ (g/mi) | 466 g/mi |
| 4/10 | EPA fuel economy score | 3/10 |
| 4/10 | EPA greenhouse gas score | 3/10 |
| Diesel | Powertrain | Gas |
| Diesel | Fuel | Regular gasoline |
| 3.0L 6-cyl turbo | Engine / motor | 3.6L 6-cyl |
| 10-speed automatic | Transmission | 8-speed automatic |
| Part-time 4WD | Drivetrain | 4WD |
✓ 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 Jeep Gladiator across model years
- Ford F150 Diesel
- Jeep Gladiator
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 17 2021 full-size pickups, the Ford F150 Diesel ranks 14th and the Jeep Gladiator 15th for lowest fuel cost.
The powertrains differ: the Ford F150 Diesel is a diesel, while the Jeep Gladiator is a conventional gas model.
Frequently asked questions
Which is more fuel-efficient, the 2021 Ford F150 Diesel or the 2021 Jeep Gladiator?
Measured by cost to drive, the Ford F150 Diesel. The Ford F150 Diesel is rated 23 MPG combined and the Jeep Gladiator 19 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2021 Ford F150 Diesel vs. the Jeep Gladiator per year?
At 15,000 miles a year with $3.70/gal diesel fuel and $3.10/gal regular gas, about $2,413 for the Ford F150 Diesel and $2,447 for the Jeep Gladiator.
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