Ford Expedition vs Rivian R1S

The Rivian R1S is the more efficient of the two: it reaches 85 mpg combined versus 20 mpg for the Ford Expedition, a 65 mpg advantage and costs about $2,200 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

Ford Expedition

Standard Sport Utility Vehicle 4WD · 49 configurations

20mpg combined (best)
All Ford Expedition specs

2022–2027

Rivian R1S

Standard Sport Utility Vehicle 4WD · 94 configurations

85mpg combined (best)
All Rivian R1S specs

Head-to-head specifications

MetricFord ExpeditionRivian R1S
Best combined MPG20 mpg85 mpg
Best city MPG17 mpg94 mpg
Best highway MPG24 mpg77 mpg
Lowest annual fuel costEPA estimate at 15,000 miles per year$3,100$900
Lowest CO2 output441 g/miNot available
Engines offeredSIDI & PFI, SIDI, SIDI; Stop-StartNot available
TransmissionsAutomatic (S10), Automatic (S6)Automatic (A1)
DrivetrainsPart-time 4-Wheel Drive, Rear-Wheel Drive4-Wheel Drive, Part-time 4-Wheel Drive, All-Wheel Drive
Fuel typesRegularElectricity
EPA classStandard Sport Utility Vehicle 4WDStandard Sport Utility Vehicle 4WD
Years covered2015–20272022–2027
Configurations on record4994

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

Expedition vs R1S: common questions

Which is better on gas, the Ford Expedition or the Rivian R1S?

The Rivian R1S is the more efficient of the two: it reaches 85 mpg combined versus 20 mpg for the Ford Expedition, a 65 mpg advantage and costs about $2,200 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 $3,100 for the Ford Expedition — a difference of roughly $2,200 per year.

What engines do the Expedition and R1S offer?

Ford Expedition: SIDI & PFI, SIDI, SIDI; Stop-Start. Rivian R1S: no engine data on record.

Are they in the same vehicle class?

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

More Expedition comparisons

Comparison id: ford-expedition-vs-rivian-r1s