Jeep Gladiator 4WD
19 MPG The 2026 Jeep Gladiator 4WD is EPA-rated at 19 MPG combined (17 city / 22 highway). Over 15,000 miles a year that is about 789 gallons, $2526 a year in fuel, or $0.168 per mile at $3.20/gal.
Across its full 2021–2026 run it averages 18.9 MPG, essentially flat across 6 model years.
Running cost at different fuel prices and mileages
The figure everyone actually wants, and the one the EPA does not publish — because it depends on a fuel price no agency will commit to.
| Fuel price | Per mile | 10,000 mi/yr | 15,000 mi/yr | 20,000 mi/yr |
|---|---|---|---|---|
| $2.50/gal | $0.132 | $1316 | $1974 | $2632 |
| $3.00/gal | $0.158 | $1579 | $2368 | $3158 |
| $3.20/gal | $0.168 | $1684 | $2526 | $3368 |
| $3.50/gal | $0.184 | $1842 | $2763 | $3684 |
| $4.00/gal | $0.211 | $2105 | $3158 | $4211 |
| $4.50/gal | $0.237 | $2368 | $3553 | $4737 |
| $5.00/gal | $0.263 | $2632 | $3947 | $5263 |
Every model year
| Year | Combined | City | Highway | EPA fuel cost/yr | CO₂ g/mi | Trims |
|---|---|---|---|---|---|---|
| 2026 | 19 MPG | 17 | 22 | $3300 | 469 | 1 |
| 2025 | 19 MPG | 17 | 22 | $3300 | 466 | 1 |
| 2024 | 18.5 MPG | 16.5 | 21.5 | $3375 | 483 | 2 |
| 2023 | 19 MPG | 16.5 | 22.5 | $3300 | 471 | 2 |
| 2022 | 19 MPG | 16.5 | 22.5 | $3300 | 471 | 2 |
| 2021 | 19 MPG | 16.5 | 22.5 | $3300 | 471 | 2 |
Where a model year offered several engines or drivetrains, the figure is the average across all EPA-tested trims that year — the trim count is shown so you can see how much averaging is involved.
How it compares in its class
Among the 33 standard pickup trucks 4wd models tracked here, the Jeep Gladiator 4WD ranks 5 on current figures, against a class average of 17.1 MPG.
Closest more-efficient alternatives in the same class: Ford F150 Pickup 4WD (19.3), Ford Ranger 4WD (20.5), Honda Ridgeline AWD (21), Ford F150 Pickup 4WD HEV (23).
Tailpipe CO₂ is rated at 469 grams per mile, which works out to roughly 7.0 tonnes a year at 15,000 miles.
Questions
What MPG does the Jeep Gladiator 4WD get?
The 2026 Jeep Gladiator 4WD is rated at 19 MPG combined by the EPA — 17 city and 22 highway. Across all 6 model years in the database it averages 18.9 MPG, ranging from 18 to 19 depending on year and trim.
How much does a Jeep Gladiator 4WD cost in fuel per year?
At 19 MPG and 15,000 miles a year, it burns about 789 gallons — roughly $2526 a year with fuel at $3.20 a gallon, or $0.168 per mile. The EPA's own published annual figure for the 2026 model is $3300.
Has the Jeep Gladiator 4WD become more efficient over time?
Barely. It sits at 19 MPG today against 19 in 2021 — essentially flat across 6 model years, with efficiency gains offset by weight and power creep.
Is the Jeep Gladiator 4WD efficient for its class?
It ranks 5 of 33 in the Standard Pickup Trucks 4WD class on current figures, against a class average of 17.1 MPG. That is 1.9 better than typical for the class.
EPA test figures from fueleconomy.gov. Cost per mile and annual fuel spend are computed at a reference price of $3.20 per gallon — use your own price. Estimates based on official test figures and average fuel prices. Real-world consumption varies with driving style, load, terrain and maintenance.