Rivian R1T vs Jeep Gladiator Pickup

The Rivian R1T is the more efficient of the two: it reaches 87 mpg combined versus 19 mpg for the Jeep Gladiator Pickup, a 68 mpg advantage and costs about $2,400 less per year to fuel.

Across 4 measured categories, the Rivian R1T leads in 4. Figures are EPA test data, not manufacturer claims.

2022–2027

Rivian R1T

Standard Pickup Trucks 4WD · 91 configurations

87mpg combined (best)
All Rivian R1T specs

2020–2020

Jeep Gladiator Pickup

Standard Pickup Trucks 4WD · 2 configurations

19mpg combined (best)
All Jeep Gladiator Pickup specs

Head-to-head specifications

MetricRivian R1TJeep Gladiator Pickup
Best combined MPG87 mpg19 mpg
Best city MPG94 mpg17 mpg
Best highway MPG80 mpg23 mpg
Lowest annual fuel costEPA estimate at 15,000 miles per year$850$3,250
Lowest CO2 outputNot available466 g/mi
Engines offeredNot available3.6
TransmissionsAutomatic (A1)Automatic 8-spd, Manual 6-spd
Drivetrains4-Wheel Drive, Part-time 4-Wheel Drive, All-Wheel Drive4-Wheel Drive
Fuel typesElectricityRegular
EPA classStandard Pickup Trucks 4WDStandard Pickup Trucks 4WD
Years covered2022–20272020–2020
Configurations on record912

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

R1T vs Gladiator Pickup: common questions

Which is better on gas, the Rivian R1T or the Jeep Gladiator Pickup?

The Rivian R1T is the more efficient of the two: it reaches 87 mpg combined versus 19 mpg for the Jeep Gladiator Pickup, a 68 mpg advantage and costs about $2,400 less per year to fuel.

Which costs less to run per year?

By EPA estimates at 15,000 miles a year, the Rivian R1T runs about $850 a year in fuel at its most efficient configuration, versus about $3,250 for the Jeep Gladiator Pickup — a difference of roughly $2,400 per year.

What engines do the R1T and Gladiator Pickup offer?

Rivian R1T: no engine data on record. Jeep Gladiator Pickup: 3.6.

Are they in the same vehicle class?

Yes — the EPA classifies both the Rivian R1T and the Jeep Gladiator Pickup as Standard Pickup Trucks 4WD, so they compete directly.

More R1T comparisons

Comparison id: rivian-r1t-vs-jeep-gladiator-pickup