2018 Audi S4 3.0 TFSI V6

Price: £16,195. Fair price: £849 (4%) under the AskCar estimate of £17,044, our expected asking price for this car from its model, age, mileage and specification, drawing on 93 priced Audi S4 adverts on AskCar as of 6 November 2026.

AskCar lists 95 used Audi S4 from 84 UK dealerships, as of 6 November 2026.

Overview

  • Make: Audi
  • Model: S4
  • Version: 3.0 TFSI V6 Tiptronic 4WD Euro 6 (s/s) 4dr (349 bhp)
  • Year: 2018
  • Mileage: 81,500 miles
  • Fuel: Petrol
  • Body: Saloon, 4 doors, 5 seats
  • Engine: 3.0 litres, 349 bhp
  • Gearbox: Automatic (Tiptronic)
  • Drive: Four-wheel drive
  • Colour: Black
  • CO2: 174 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 Audi S4 is advertised with 81,500 miles, approximately 16,900 above the typical mileage for its age. The dealer is asking £16,195, which is £849 below the AskCar estimate of £17,044. To work out the AskCar estimate, we analyse UK dealer adverts for 93 Audi S4 cars across different ages and specifications. We first recorded this advert 90 days ago, and its asking price has since fallen by £2,100. The government's MOT record matches its advertised mileage. You can find this car at Pavilion Motor Company in Oldham. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £849 (4%) under the AskCar estimate of £17,044.

The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.

It draws on 93 priced Audi S4 adverts across different ages and specifications, as of 6 November 2026.

A 2018 Audi S4 with the 3.0 petrol engine is typically advertised at £20,000: the median of the 15 for sale on AskCar, as of 6 November 2026.

Time on sale

This 2018 Audi S4 has been on sale for at least 90 days.

Price history

AskCar first saw this advert on 8 August 2026 at £18,295. Its asking price is now £16,195, £2,100 less. The latest price cut was seen on 18 October 2026.

Price changes recorded:

  • 8 August 2026: £18,295
  • 23 August 2026: £17,495
  • 10 September 2026: £17,000
  • 12 October 2026: £16,500
  • 18 October 2026: £16,195

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: valid until 12 December 2026.

It has had 3 MOTs. The latest, on 13 December 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 77,972 miles, which matches the advertised 81,500 miles.

Advertised mileage is about 16,900 miles higher than the median mileage of a 2018 Audi S4 on AskCar.

Browse all Audi S4 cars for sale · 2018 Audi S4 price guide

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Photos

80 photos of this car are on its AskCar page.

As of 6 November 2026, AskCar lists 598,752 cars and vans from 12,905 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.