Rivian R1S vs Mercedes-Benz GLE-Class

The Rivian R1S is the more efficient of the two: it reaches 85 mpg combined versus 25 mpg for the Mercedes-Benz GLE-Class, a 60 mpg advantage and costs about $2,250 less per year to fuel.

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

2022–2027

Rivian R1S

Standard Sport Utility Vehicle 4WD · 94 configurations

85mpg combined (best)
All Rivian R1S specs

2016–2026

Mercedes-Benz GLE-Class

Standard Sport Utility Vehicle 4WD · 92 configurations

25mpg combined (best)
All Mercedes-Benz GLE-Class specs

Head-to-head specifications

MetricRivian R1SMercedes-Benz GLE-Class
Best combined MPG85 mpg25 mpg
Best city MPG94 mpg23 mpg
Best highway MPG77 mpg29 mpg
Lowest annual fuel costEPA estimate at 15,000 miles per year$900$3,150
Lowest CO2 outputNot available99 g/mi
Engines offeredNot availableSIDI; Mild Hybrid, SIDI; PHEV, SIDI, SIDI; FFV
TransmissionsAutomatic (A1)Automatic 9-spd, Automatic 7-spd
Drivetrains4-Wheel Drive, Part-time 4-Wheel Drive, All-Wheel DriveAll-Wheel Drive, Rear-Wheel Drive, 4-Wheel Drive
Fuel typesElectricityPremium, Premium and Electricity, Premium or E85
EPA classStandard Sport Utility Vehicle 4WDStandard Sport Utility Vehicle 4WD
Years covered2022–20272016–2026
Configurations on record9492

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

R1S vs GLE-Class: common questions

Which is better on gas, the Rivian R1S or the Mercedes-Benz GLE-Class?

The Rivian R1S is the more efficient of the two: it reaches 85 mpg combined versus 25 mpg for the Mercedes-Benz GLE-Class, a 60 mpg advantage and costs about $2,250 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 $3,150 for the Mercedes-Benz GLE-Class — a difference of roughly $2,250 per year.

What engines do the R1S and GLE-Class offer?

Rivian R1S: no engine data on record. Mercedes-Benz GLE-Class: SIDI; Mild Hybrid, SIDI; PHEV, SIDI, SIDI; FFV.

Are they in the same vehicle class?

Yes — the EPA classifies both the Rivian R1S and the Mercedes-Benz GLE-Class as Standard Sport Utility Vehicle 4WD, so they compete directly.

More R1S comparisons

Comparison id: rivian-r1s-vs-mercedes-benz-gle-class