Jeep Grand Cherokee vs Rivian R1S

The Rivian R1S is the more efficient of the two: it reaches 85 mpg combined versus 25 mpg for the Jeep Grand Cherokee, a 60 mpg advantage and costs about $1,750 less per year to fuel.

Across 4 measured categories, the Rivian R1S leads in 4. Figures are EPA test data, not manufacturer claims.

2015–2027

Jeep Grand Cherokee

Standard Sport Utility Vehicle 4WD · 87 configurations

25mpg combined (best)
All Jeep Grand Cherokee specs

2022–2027

Rivian R1S

Standard Sport Utility Vehicle 4WD · 94 configurations

85mpg combined (best)
All Rivian R1S specs

Head-to-head specifications

MetricJeep Grand CherokeeRivian R1S
Best combined MPG25 mpg85 mpg
Best city MPG23 mpg94 mpg
Best highway MPG30 mpg77 mpg
Lowest annual fuel costEPA estimate at 15,000 miles per year$2,650$900
Lowest CO2 output177 g/miNot available
Engines offeredSIDI, 3.6, SIDI; PHEV, 5.7Not available
TransmissionsAutomatic 8-spdAutomatic (A1)
DrivetrainsRear-Wheel Drive, All-Wheel Drive, 4-Wheel Drive4-Wheel Drive, Part-time 4-Wheel Drive, All-Wheel Drive
Fuel typesRegular, Regular Gas and Electricity, MidgradeElectricity
EPA classStandard Sport Utility Vehicle 4WDStandard Sport Utility Vehicle 4WD
Years covered2015–20272022–2027
Configurations on record8794

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

Grand Cherokee vs R1S: common questions

Which is better on gas, the Jeep Grand Cherokee or the Rivian R1S?

The Rivian R1S is the more efficient of the two: it reaches 85 mpg combined versus 25 mpg for the Jeep Grand Cherokee, a 60 mpg advantage and costs about $1,750 less per year to fuel.

Which costs less to run per year?

By EPA estimates at 15,000 miles a year, the Rivian R1S runs about $900 a year in fuel at its most efficient configuration, versus about $2,650 for the Jeep Grand Cherokee — a difference of roughly $1,750 per year.

What engines do the Grand Cherokee and R1S offer?

Jeep Grand Cherokee: SIDI, 3.6, SIDI; PHEV, 5.7. Rivian R1S: no engine data on record.

Are they in the same vehicle class?

Yes — the EPA classifies both the Jeep Grand Cherokee and the Rivian R1S as Standard Sport Utility Vehicle 4WD, so they compete directly.

More Grand Cherokee comparisons

Comparison id: jeep-grand-cherokee-vs-rivian-r1s