2018 Audi S4 Avant 3.0 TFSI V6

Price: £19,995. Fair price: £256 (1%) under the AskCar estimate of £20,251, our expected asking price for this car from its model, age, mileage and specification, drawing on 126 priced Audi S4 Avant adverts on AskCar as of 7 November 2026.

AskCar lists 128 used Audi S4 Avant from 118 UK dealerships, as of 7 November 2026.

Overview

  • Make: Audi
  • Model: S4 Avant
  • Version: 3.0 TFSI V6 Tiptronic 4WD Euro 6 (s/s) 5dr (349 bhp)
  • Year: 2018
  • Mileage: 81,828 miles
  • Fuel: Petrol
  • Body: Estate, 5 doors, 5 seats
  • Engine: 3.0 litres, 349 bhp
  • Gearbox: Automatic (Tiptronic)
  • Drive: Four-wheel drive
  • Colour: Blue
  • CO2: 175 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

With 81,828 miles on the clock, this 2018 Audi S4 Avant has done roughly 10,700 more miles than a typical 2018 Audi S4 Avant. The AskCar estimate for this car is £20,251. It is priced at £19,995, which is £256 below that estimate. The AskCar estimate draws on 126 Audi S4 Avant adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this car for sale 14 days ago. The government's MOT record matches its advertised mileage. You can find this car at George Kingsley Prestige & Performance in Colchester. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Fair price: £256 (1%) under the AskCar estimate of £20,251.

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 126 priced Audi S4 Avant adverts across different ages and specifications, as of 7 November 2026.

A 2018 Audi S4 Avant with the 3.0 petrol engine is typically advertised at £21,500: the median of the 20 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2018 Audi S4 Avant has been on sale for at least 14 days.

Price history

AskCar first saw this advert on 24 October 2026 at £19,995. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 19 October 2027.

It failed its MOT on 15 October 2026 (nearside front inner tyre has ply or cords exposed) and passed 5 days later, on 20 October 2026.

There were no advisories at the latest test.

Mileage at that test: 81,749 miles, which matches the advertised 81,828 miles.

Advertised mileage is about 10,700 miles higher than the median mileage of a 2018 Audi S4 Avant on AskCar.

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

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Photos

75 photos of this car are on its AskCar page.

As of 7 November 2026, AskCar lists 601,018 cars and vans from 12,892 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.