GMC Hummer EV vs Jeep Gladiator Pickup

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.

2024–2025

GMC Hummer EV

Standard Pickup Trucks 4WD · 16 configurations

53mpg combined (best)
All GMC Hummer EV specs

2020–2020

Jeep Gladiator Pickup

Standard Pickup Trucks 4WD · 2 configurations

19mpg combined (best)
All Jeep Gladiator Pickup specs

Head-to-head specifications

MetricGMC Hummer EVJeep Gladiator Pickup
Best combined MPG53 mpg19 mpg
Best city MPG59 mpg17 mpg
Best highway MPG48 mpg23 mpg
Lowest annual fuel costEPA estimate at 15,000 miles per year$1,400$3,250
Lowest CO2 outputNot available466 g/mi
Engines offeredNot available3.6
TransmissionsAutomatic (A1)Automatic 8-spd, Manual 6-spd
DrivetrainsAll-Wheel Drive4-Wheel Drive
Fuel typesElectricityRegular
EPA classStandard Pickup Trucks 4WDStandard Pickup Trucks 4WD
Years covered2024–20252020–2020
Configurations on record162

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

Hummer EV vs Gladiator Pickup: common questions

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

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 Hummer EV and Gladiator Pickup offer?

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

Are they in the same vehicle class?

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

More Hummer EV comparisons

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