Model year guide

2018 Porsche 911 carrera s

Recalls, most-reported problems, crash-test ratings, fuel economy and what a 2018 Porsche 911 carrera s is worth — from official NHTSA and EPA data. 1 on record.

2018 Porsche 911 carrera s — representative photo
Representative photo · via Wikimedia Commons

2018 Porsche 911 carrera s at a glance

Safety recallsNone
Owner complaints1
Combined23–24 mpg

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

2018 Porsche 911 carrera s recalls 0

No NHTSA safety-recall campaigns are on record for the 2018 Porsche 911 carrera s.

Source: U.S. NHTSA, checked 7 Oct 2026. A campaign covers the model year; to see whether a particular car still needs the repair, check its VIN on NHTSA.gov or ask a franchised dealer.

2018 Porsche 911 carrera s common problems

The most-reported problem areas across all 1 owner complaint filed with NHTSA — and what to check before you buy.

Electrical System
Test every electrical feature: windows, locks, infotainment, charging and all lights. Watch for flickering, dead accessories or warning lights.

2018 Porsche 911 carrera s MPG & running costs

Combined23–24 mpg
City21 mpg
Highway29 mpg
Est. annual fuel cost$3,475
EPA size classMinicompact Cars
TransmissionAutomatic (AM-S7) or Manual 7-spd
Forced inductionTurbocharged
Engine start-stopYes
Passenger volume70 cu ft
Cargo volume5 cu ft
5-yr fuel cost vs average new car$5,375 more

Source: U.S. EPA / DOE fueleconomy.gov. The EPA lists 2 versions of this model year; combined is shown as a range and the other figures are averages.

Estimated 5-year cost to own

A rough guide to what running a 2018 Porsche 911 carrera s costs over five years and 75,000 miles.

Fuel (5 yrs)$17,375
Fuel only$17,375
Per mile$0.23

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.

2018 Porsche 911 carrera s trims & engines on record

Trims
Carrera S, Carrera GTS / Carrera 4S, Carrera 4 GTS
Engines
3.0L 6-cyl 420 hp

2018 Porsche 911 carrera s vehicles on record

Other Porsche 911 carrera s model years

2018 Porsche 911 carrera s — frequently asked questions

Does the 2018 Porsche 911 carrera s have any safety recalls?

NHTSA lists no safety-recall campaigns for the 2018 Porsche 911 carrera s. Whether an individual car still needs a recall repair depends on its VIN — check it on NHTSA.gov or ask a franchised dealer. Recall repairs are free.

What are the most common problems with the 2018 Porsche 911 carrera s?

Across all 1 owner complaint filed with NHTSA, the most-reported problem areas are electrical system.

What gas mileage does the 2018 Porsche 911 carrera s get?

The 2018 Porsche 911 carrera s has U.S. EPA estimates of 23–24 mpg combined, depending on engine and trim (2 versions).

Sources: NHTSA (recalls, complaints, crash tests), U.S. EPA (fuel economy). Vehicle data only — CarLogs never shows owner information.