2018 Audi S3 2.0 TFSI

Price: £17,250. Good value: £2,469 (12%) under the AskCar estimate of £19,719, our expected asking price for this car from its model, age, mileage and specification, drawing on 1,006 priced Audi S3 adverts on AskCar as of 4 November 2026.

AskCar lists 1,033 used Audi S3 from 638 UK dealerships, as of 4 November 2026.

Overview

  • Make: Audi
  • Model: S3
  • Version: 2.0 TFSI S tronic 4WD Euro 6 (s/s) 5dr (306 bhp)
  • Year: 2018
  • Mileage: 50,109 miles
  • Fuel: Petrol
  • Body: Hatchback, 5 doors, 5 seats
  • Engine: 2.0 litres, 306 bhp
  • Gearbox: Automatic (S tronic)
  • Drive: Four-wheel drive
  • Colour: White
  • CO2: 150 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 Audi S3 has covered 50,109 miles, around 20,700 fewer miles than is typical for its age. The dealer is asking £17,250, which is £2,469 below the AskCar estimate of £19,719. To work out the AskCar estimate, we analyse UK dealer adverts for 1,006 Audi S3 cars across different ages and specifications. We first saw this car advertised 51 days ago. Its asking price has since fallen by £745. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is H D G Cars, based in Rowley Regis. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Good value: £2,469 (12%) under the AskCar estimate of £19,719.

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 1,006 priced Audi S3 adverts across different ages and specifications, as of 4 November 2026.

A 2018 Audi S3 with the 2.0 petrol engine is typically advertised at £18,500: the median of the 75 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2018 Audi S3 has been on sale for at least 51 days.

Price history

AskCar first saw this advert on 14 September 2026 at £17,995. Its asking price is now £17,250, £745 less. The latest price cut was seen on 12 October 2026.

Price changes recorded:

  • 14 September 2026: £17,995
  • 12 October 2026: £17,250

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 24 July 2027.

It has had one MOT, on 25 July 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 50,151 miles, which matches the advertised 50,109 miles.

Advertised mileage is about 20,700 miles lower than the median mileage of a 2018 Audi S3 on AskCar.

Browse all Audi S3 cars for sale · 2018 Audi S3 price guide

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Photos

34 photos of this car are on its AskCar page.

As of 4 November 2026, AskCar lists 592,552 cars and vans from 12,964 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.