Model year guide

2018 Subaru wrx sti

Q: What gas mileage does the 2018 Subaru wrx sti get?

The 2018 Subaru wrx sti has a U.S. EPA estimate of 18 mpg combined (16 city / 22 highway).

Recalls, most-reported problems, crash-test ratings, fuel economy and what a 2018 Subaru wrx sti is worth — from official NHTSA and EPA data. 3 on record.

2018 Subaru wrx sti at a glance

Owner complaints2

Combined18 mpg

Free: that car's specs and build sheet, model-year recall campaigns and a fair price.

2018 Subaru wrx sti common problems

The most-reported problem areas across all 2 owner complaints filed with NHTSA — and what to check before you buy.

Air Bags

Confirm the airbag light turns on then off at startup — if it stays lit there's a fault (costly, and a safety risk). Check for signs of prior deployment.

Exterior Lighting

Confirm all headlights, brake lights, turn signals and reverse lights work, with no moisture inside the housings.

2018 Subaru wrx sti MPG & running costs

Combined18 mpg

City16 mpg

Highway22 mpg

Est. annual fuel cost$4,550

EPA size classCompact Cars

TransmissionManual 6-spd

Forced inductionTurbocharged

Passenger volume97 cu ft

Cargo volume12 cu ft

5-yr fuel cost vs average new car$10,750 more

Source: U.S. EPA / DOE fueleconomy.gov.

Estimated 5-year cost to own

A rough guide to what running a 2018 Subaru wrx sti costs over five years and 75,000 miles.

Fuel (5 yrs)$22,750

Fuel only$22,750

Per mile$0.30

How this is estimated: fuel is the U.S. EPA annual cost at 15,000 miles a year. There aren't enough comparable listings to estimate depreciation for this model, so it is left out. Not included: insurance, maintenance, repairs, taxes, registration and finance costs. Treat it as a comparison guide, not a quote.