Jeep Gladiator EcoDiesel MPG by year — every rating on record
The Jeep Gladiator EcoDiesel has a combined EPA fuel economy rating for 3 model years, from 2021 to 2023. Across those years its best rated version returned 24 mpg (2021) and its thirstiest returned 24 mpg (2021). The EPA record holds 3 configurations for this nameplate, most recently a Standard Pickup Trucks 4WD.
Year-by-year EPA ratings
| Model year | Configurations | Best combined | Worst combined | Class rank that year | Drivetrains | Fuel | EPA class |
|---|---|---|---|---|---|---|---|
| 2021 | 1 | 24 mpg | 24 mpg | #5 of 22 (81th pct) | 4-Wheel Drive | Diesel | Standard Pickup Trucks 4WD |
| 2022 | 1 | 24 mpg | 24 mpg | #7 of 28 (78th pct) | 4-Wheel Drive | Diesel | Standard Pickup Trucks 4WD |
| 2023 | 1 | 24 mpg | 24 mpg | #10 of 34 (73th pct) | 4-Wheel Drive | Diesel | Standard Pickup Trucks 4WD |
Where it has stood in its class
Ranked against every other nameplate the EPA filed under the same class that year. The Jeep Gladiator EcoDiesel placed highest in 2021 at #5 of 22, and lowest in 2023 at #10 of 34. It spent 3 of its 3 ranked years in the top half of its class.
Every configuration on record
All 3 configurations EPA lists for this nameplate, newest first.
| Year | Configuration | Engine detail | City | Highway | Combined | Gallons/yr | Barrels/yr | EPA fuel cost/yr | CO2 g/mi | GHG |
|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | 3.0L 6-cyl 4-Wheel Drive Automatic 8-spd Diesel | 3.0L 6-cyl, turbocharged, Diesel, start-stop | 22 | 28 | 24 | 479.2 | 14.9 | $3,750 | 423 | 4/10 |
| 2022 | 3.0L 6-cyl 4-Wheel Drive Automatic 8-spd Diesel | 3.0L 6-cyl, turbocharged, Diesel, start-stop | 22 | 28 | 24 | 479.2 | 14.9 | $3,750 | 423 | 4/10 |
| 2021 | 3.0L 6-cyl 4-Wheel Drive Automatic 8-spd Diesel | 3.0L 6-cyl, turbocharged, Diesel, start-stop | 22 | 28 | 24 | 479.2 | 14.9 | $3,750 | 423 | 4/10 |
What Gladiator EcoDiesel fuel costs over a year
At the EPA's 11,500 miles a year, the 2023 Jeep Gladiator EcoDiesel burns 479 to 479 gallons depending on configuration. Below is what that costs at three pump prices, and how much more the thirstiest configuration costs than the most efficient one.
| Pump price | Most efficient | Thirstiest | Spread |
|---|---|---|---|
| $3.00/gal | $1,438 | $1,438 | $0 |
| $3.50/gal | $1,677 | $1,677 | $0 |
| $4.00/gal | $1,917 | $1,917 | $0 |
EPA’s own estimate for the 2023 model year is $3,750 to $3,750 a year in fuel, or $7,500 more than the average new vehicle over five years.
How it compares with other Standard Pickup Trucks 4WD
Across the 90 nameplates EPA classifies as Standard Pickup Trucks 4WD, the median best combined rating is 19 mpg. At 24 mpg the Jeep Gladiator EcoDiesel is 5 mpg better the median, which is worth about $441 a year at $3.50 a gallon.
- All Standard Pickup Trucks 4WD rankings — every nameplate in the class, best to worst.
Other Jeep nameplates
Every Jeep model compared → — all nameplates ranked by best combined rating, with what each one costs a year.