2023 Jeep Gladiator
4 configurations — EPA fuel economy ratings
| Trim / Variant | City MPG | Hwy MPG | Combined MPG | Fuel | Drive | Engine | Transmission |
|---|---|---|---|---|---|---|---|
| Gladiator 4WD | 16 | 23 | 19 | Regular Gasoline | 4-Wheel Drive | 3.6L 6-cyl | Manual 6-spd |
| Gladiator 4WD | 17 | 22 | 19 | Regular Gasoline | 4-Wheel Drive | 3.6L 6-cyl | Automatic 8-spd |
| Gladiator EcoDiesel 4WD | 22 | 28 | 24 | Diesel | 4-Wheel Drive | 3L 6-cyl Turbo | Automatic 8-spd |
| Gladiator Rubic EcoDiesel 4WD | 21 | 27 | 24 | Diesel | 4-Wheel Drive | 3L 6-cyl Turbo | Automatic 8-spd |