Jeep Gladiator MPG by year (2021-2026)
The agency's file has 6 model years of the Jeep Gladiator from 2021 to 2026. The newest, the 2026 Jeep Gladiator, gets 19 mpg combined across 1 tested version.
Best of 2026
19 mpgGladiator 4WD, combinedBest in the file
24 mpgGladiator EcoDiesel 4WD; reached in 2021, 2022, 2023Best non-hybrid, 2026
19 mpgGladiator 4WD, combinedBest combined mileage by model year
Each dot is the best version of that model year. The table below holds every figure.
Years when the mileage changed
- 2024: the best combined figure went down 5 mpg, to 19 mpg (from 24 in 2023).
- Diesel versions were last listed for 2023; the file has none for 2026.
Your fuel cost, 2026 Gladiator
Pick a 2026 version, then set your miles and fuel price. Fuel price as of 2026-11-14, U.S. Department of Energy / EPA. The price box starts at the dated price of the fuel the picked version burns and sets the price of that fuel.
2026 Gladiator 4WD, 6-cyl 3.6 L: 17 mpg city, 22 highway, 19 combined. The agency's own estimate for the 2026 Gladiator version is $3,300 a year (15,000 miles, the agency's fuel prices).
Every model year
Open a year for the calculator, every version, rivals, safety record and recalls. Years in the table are the ones the agency tested; pages exist for 3 of them.
| Model year | Versions | Best gas | Fuel a year (agency) | Best figure against the year before |
|---|---|---|---|---|
| 2021 | 4 | 24 mpg | $3,300 to $3,950 | no earlier year in the file |
| 2022 | 4 | 24 mpg | $3,300 to $3,950 | no change |
| 2023 | 4 | 24 mpg | $3,300 to $3,950 | no change |
| 2024 | 2 | 19 mpg | $3,300 to $3,450 | -5 mpg |
| 2025 | 1 | 19 mpg | $3,300 | no change |
| 2026 | 1 | 19 mpg | $3,300 | no change |
The best combined figure changed against the year before in 1 of 6 model years: 2024: -5 mpg.
Where the newest year stands
The 2026 Gladiator is in the Standard Pickup Trucks 4WD class. By best combined figure it ranks 9th of 12 2026 models in that class; the middle figure for the class is 21 mpg and the top figure is 24 mpg. Best Standard Pickup Trucks 4WD mileage, 2026 models.
Other Jeep models
Every other Jeep model on this site, nearest to the Gladiator in newest-year mileage first.
| Model | Newest year | Combined | Against the Gladiator |
|---|---|---|---|
| Grand Wagoneer | 2026 | 18 to 19 mpg | same figure |
| Wrangler | 2026 | 14 to 21 mpg | 2 higher |
| Grand Cherokee | 2026 | 21 to 23 mpg | 4 higher |
| Compass | 2026 | 26 mpg | 7 higher |
| Cherokee | 2026 | 37 mpg | 18 higher |
| Recon | 2026 | 71 MPGe | not the same measure |
| Wagoneer | 2026 | 86 to 93 MPGe | not the same measure |
Common questions
Which Jeep Gladiator model year has the best mileage?
Since 2021, the best conventional figure is 24 mpg combined, for the 2023 Gladiator EcoDiesel 4WD.
How many versions of the Jeep Gladiator has the agency tested?
16 versions across 6 model years (2021 to 2026).
Has the mileage of the Jeep Gladiator gone up over the years?
The best combined figure was 24 mpg in 2021 and is 19 mpg in 2026, a change of -5 mpg.
Mileage and fuel cost: U.S. Environmental Protection Agency, fueleconomy.gov vehicle file (file dated 2026-11-04). Your own mileage depends on how and where you drive. Where our numbers come from.