Model year guide

2018 Audi s7

Recalls, most-reported problems, crash-test ratings, fuel economy and what a 2018 Audi s7 is worth — from official NHTSA and EPA data. 2 on record.

2018 Audi s7 — representative photo
Representative photo · via Wikimedia Commons

2018 Audi s7 at a glance

Safety recalls1
Combined18 mpg

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

2018 Audi s7 recalls 1

Air Bags:sensor:occupant Classification NHTSA Campaign #18V370000 · manufacturer #74D5 · 04/06/2018

Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2013-2018 Audi S6 and S7, 2012-2018 A7 and A6 Sedan, and 2014-2018 RS7 vehicles equipped with basic seats (with or without heating). Stress or wear of the body-sensing mat within the front passenger seat may cause the Passenger Occupant Detection System (PODS) control module to malfunction.

Fix: Volkswagen will notify owners, and dealers will install a PODS system repair kit, free of charge. The recall began November 29, 2018. Owners may contact Audi customer service at 1-800-253-2834. Volkswagen's number for this recall is 74D5.

Source: U.S. NHTSA, checked 4 Nov 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 Audi s7 MPG & running costs

Combined18 mpg
City16 mpg
Highway24 mpg
Est. annual fuel cost$4,550
EPA size classMidsize Cars
TransmissionAutomatic (AM-S7)
Forced inductionTurbocharged
Engine start-stopYes
Passenger volume94 cu ft
Cargo volume25 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 Audi s7 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.

Dimensions & weight

Length
195.7 in
Width
75.2 in
Height
55.9 in
Wheelbase
114.6 in
Curb weight
4,508 lb
Front track
64.6 in
Rear track
64.6 in

Manufacturer-reported figures for the 2018 Audi s7. Source: Transport Canada vehicle specifications via NHTSA.

Investigations & service bulletins

Manufacturer service bulletins 574

Technical notes the manufacturer sent to dealers about known issues and fixes. Useful to mention to a mechanic — they are not recalls and repairs may not be covered. Showing the 10 most recent of 574.

This bulletin states that technicians are required to report to the manufacturer when a vehicle has flooded, and specify the height to which the vehicle has been flooded.

Bulletin TSB_2083409_1 · Sep 2026

This bulletin provides information for reporting safety related information to the manufacturer.

Bulletin TSB_2052680_2 · Sep 2026

This bulletin provides service information regarding exterior glass cleaning.

Bulletin TSB_2020552_15 · Visibility/wiper · Sep 2026

This bulletin provides information about vibrations and rotational steering vibrations.

Bulletin TSB_2074846_5 · Steering · Sep 2026

This bulletin provides information about billing for a broken sunroof glass panel.

Bulletin TSB_2078648_4 · Structure · Sep 2026

This bulletin provides information when the license plate mounting bracket threded inserts are stripped.

Bulletin TSB_2030471_9 · Sep 2026

This bulletin provides infomraiton abou the Audi frequency analysis application, which is available in the App Store for Android and Apple phones.

Bulletin TSB_2051095_12 · Sep 2026

This TSB describes a corrosion issue due to outside influence and the prohibition of warranty in these cases.

Bulletin TSB_2068999_5 · Structure · Sep 2026

This bulletin provides information when the horn sound quality is poor.

Bulletin TSB_2074436_3 · Aug 2026

This bulletin provides information when there is corrosion on the friction survace of steel brake discs.

Bulletin TSB_2067132_4 · Service Brakes · Aug 2026

Source: NHTSA Office of Defects Investigation, listed for the S7 AWD. Model-year data, not specific to one car.

Canadian recalls 1

Transport Canada recall campaigns for the 2018 Audi s7. Relevant if the car was first sold in, or imported from, Canada.

Airbag

On certain vehicles, a problem with the passenger occupant detection system can cause illumination of the airbag warning light and the airbag system may not properly classify the front passenger. In the event of a crash, the airbag system may not function properly, increasing the risk of injury to a front passenger. Correction: Dealers will install a passenger occupant detectio…

Transport Canada #2018365 · Jul 2018

Source: Transport Canada Motor Vehicle Safety Recalls Database.

About the Audi s7

The Audi A7 is an executive five-door liftback produced by Audi since 2010. The coupé variant of the Audi A6 saloon/estate, the Audi A7 features a sloping roofline with a steeply raked rear window and integrated boot lid, and four frameless doors. A sport version called the S7 has been made since 2012, and a high-performance model called the RS 7 has been in production since 2013. An extended-wheelbase three-box, four-door saloon derivative called the A7L has been produced in China since 2021.

From Wikipedia, licensed CC BY-SA 4.0. Describes the model line in general, not this model year specifically.

2018 Audi s7 trims & engines on record

Trims
quattro Prestige
Engines
4.0L 8-cyl 450 hp

2018 Audi s7 vehicles on record

Other Audi s7 model years

2018 Audi s7 — frequently asked questions

Does the 2018 Audi s7 have any safety recalls?

NHTSA lists 1 recall campaign for the 2018 Audi s7. 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 done at no charge.

What gas mileage does the 2018 Audi s7 get?

The 2018 Audi s7 has a U.S. EPA estimate of 18 mpg combined (16 city / 24 highway).

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