Jeep Gladiator Pickup vs GMC Hummer EV

The GMC Hummer EV is the more efficient of the two: it reaches 53 mpg combined versus 19 mpg for the Jeep Gladiator Pickup, a 34 mpg advantage and costs about $1,850 less per year to fuel.

Across 4 measured categories, the GMC Hummer EV leads in 4. Figures are EPA test data, not manufacturer claims.

2020–2020

Jeep Gladiator Pickup

Standard Pickup Trucks 4WD · 2 configurations

19mpg combined (best)
All Jeep Gladiator Pickup specs

2024–2025

GMC Hummer EV

Standard Pickup Trucks 4WD · 16 configurations

53mpg combined (best)
All GMC Hummer EV specs

Head-to-head specifications

MetricJeep Gladiator PickupGMC Hummer EV
Best combined MPG19 mpg53 mpg
Best city MPG17 mpg59 mpg
Best highway MPG23 mpg48 mpg
Lowest annual fuel costEPA estimate at 15,000 miles per year$3,250$1,400
Lowest CO2 output466 g/miNot available
Engines offered3.6Not available
TransmissionsAutomatic 8-spd, Manual 6-spdAutomatic (A1)
Drivetrains4-Wheel DriveAll-Wheel Drive
Fuel typesRegularElectricity
EPA classStandard Pickup Trucks 4WDStandard Pickup Trucks 4WD
Years covered2020–20202024–2025
Configurations on record216

Source: EPA fuel economy records via fueleconomy.gov. Best-case values across all recorded configurations for each model.

Gladiator Pickup vs Hummer EV: common questions

Which is better on gas, the Jeep Gladiator Pickup or the GMC Hummer EV?

The GMC Hummer EV is the more efficient of the two: it reaches 53 mpg combined versus 19 mpg for the Jeep Gladiator Pickup, a 34 mpg advantage and costs about $1,850 less per year to fuel.

Which costs less to run per year?

By EPA estimates at 15,000 miles a year, the GMC Hummer EV runs about $1,400 a year in fuel at its most efficient configuration, versus about $3,250 for the Jeep Gladiator Pickup — a difference of roughly $1,850 per year.

What engines do the Gladiator Pickup and Hummer EV offer?

Jeep Gladiator Pickup: 3.6. GMC Hummer EV: no engine data on record.

Are they in the same vehicle class?

Yes — the EPA classifies both the Jeep Gladiator Pickup and the GMC Hummer EV as Standard Pickup Trucks 4WD, so they compete directly.

More Gladiator Pickup comparisons

Comparison id: jeep-gladiator-pickup-vs-gmc-hummer-ev