2021 head-to-head · Full-Size Pickup
2021 Jeep Gladiator Diesel vs Ram 1500
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
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 Jeep Gladiator Diesel (24 MPG) costs about $2,312 a year to fuel and the 2021 Ram 1500 (20 MPG) about $2,325.
Your numbers
Change these to match your driving and local prices. Every figure and chart on this page updates.
Fuel cost over 10 years
- Jeep Gladiator Diesel
- Ram 1500
Side by side
| Jeep Gladiator Diesel | Ram 1500 | |
|---|---|---|
| $2,312 | Your annual fuel cost | $2,325 |
| 24 MPG | Combined efficiency | 20 MPG |
| 22 MPG | City | 17 MPG |
| 28 MPG | Highway | 25 MPG |
| 423 g/mi | Tailpipe CO₂ (g/mi) | 450 g/mi |
| 5/10 | EPA fuel economy score | 4/10 |
| 4/10 | EPA greenhouse gas score | 4/10 |
| Diesel | Powertrain | Gas |
| Diesel | Fuel | Regular gasoline |
| 3.0L 6-cyl turbo | Engine / motor | 3.6L 6-cyl |
| 8-speed automatic | Transmission | 8-speed automatic |
| 4WD | 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.
Jeep Gladiator Diesel vs Ram 1500 across model years
- Jeep Gladiator Diesel
- Ram 1500
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 Jeep Gladiator Diesel ranks 11th and the Ram 1500 13th for lowest fuel cost.
The powertrains differ: the Jeep Gladiator Diesel is a diesel, while the Ram 1500 is a conventional gas model.
Frequently asked questions
Which is more fuel-efficient, the 2021 Jeep Gladiator Diesel or the 2021 Ram 1500?
Measured by cost to drive, the Jeep Gladiator Diesel. The Jeep Gladiator Diesel is rated 24 MPG combined and the Ram 1500 20 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2021 Jeep Gladiator Diesel vs. the Ram 1500 per year?
At 15,000 miles a year with $3.70/gal diesel fuel and $3.10/gal regular gas, about $2,312 for the Jeep Gladiator Diesel and $2,325 for the Ram 1500.
Jeep Gladiator Diesel vs Ram 1500 in other years
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