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Subaru Legacy

Photo: Subaru Legacy by Bull-Doser, Public domain, via Wikimedia Commons. It shows the model, not always this exact version.

Subaru · model year 2021

2021 Subaru Legacy AWD

Large · All-Wheel Drive · Gas · EPA class: Large Cars

EPA figures · 2021fueleconomy.gov
30MPG combined
27/35MPG city / highway
$2,250fuel a year
295 g CO₂ per mile 2.5 L 4-cyl Automatic (AV-S8)
This car on fueleconomy.gov, read 2 October 2026. Your own figures depend on how and where you drive.

Where it places

The CarCody take

The 2021 Subaru Legacy AWD is a gasoline car with a 2.5 L four-cylinder engine, automatic (AV-S8) transmission and all-wheel drive. It is classified by the EPA as a Large Car. Its fuel economy is 27 MPG in city driving, 35 MPG on the highway and 30 MPG combined. The EPA annual fuel cost is $2,250, and tailpipe carbon dioxide emissions are 295 grams per mile. These figures give buyers a concise view of its fuel use and emissions alongside its engine and drivetrain. The Legacy AWD combines a four-cylinder gasoline setup with all-wheel drive; its listed city and highway figures make the split in fuel economy clear, while the combined figure provides one number for an overall comparison.

Good to know

  • 30 MPG combined
  • 35 MPG highway
  • All-wheel drive
  • 2.5 L four-cylinder engine

Watch for

  • EPA annual fuel cost is $2,250
  • Gasoline powertrain

Who it suits. It suits buyers looking for a gasoline car with all-wheel drive and a four-cylinder engine. Its city, highway and combined MPG figures help readers weighing fuel use.

The Legacy AWD pairs all-wheel drive with a 2.5 L four-cylinder gasoline engine. Its 30 MPG combined rating and $2,250 EPA annual fuel cost are key figures to consider.

Every figure on record

Efficiency
Combined MPG
30 MPG
City MPG
27 MPG
Highway MPG
35 MPG
Running cost
Annual fuel cost
$2,250
Tailpipe CO₂
295 g per mile
The car
Model year
2021
Body
Car
EPA size class
Large Cars
Drive
All-Wheel Drive
Powertrain
Engine
2.5 L 4-cyl
Transmission
Automatic (AV-S8)
Fuel
Gasoline

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