Vehicle Data Hub

2018 Subaru WRX STI fuel economy

The EPA rates the 2018 Subaru WRX STI at 18 MPG combined (16 city / 22 highway).

At a glance

Combined
18 MPG
City and highway
16 and 22 most efficient version
Yearly fuel cost
$4,550 EPA estimate, most efficient version

Source: U.S. EPA fueleconomy.gov

Every version the EPA tested

VersionEngineDriveCityHighwayCombinedYearly fuel cost
WRX STI Type RA
Manual 6-spd		 4-cyl 2.5L All-Wheel Drive 162218 MPG $4,550
EPA estimates under standard test conditions. Your mileage will vary with driving style, load and weather.

At EPA assumptions, the most efficient version costs about $4,550 per year in fuel.

Work out what this car would cost you in fuel each year

Fuel economy in other model years

  • 2018
  • 2014
  • 2013
  • 2012
  • 2011
  • 2010
  • 2009
  • 2008