2018 Audi RS3 TFSI
Price: £21,890. Far below the going rate: £14,252 (39%) under the AskCar estimate of £36,142, our expected asking price for this car from its model, age, mileage and specification, drawing on 538 priced Audi RS3 adverts on AskCar as of 7 November 2026. Worth asking the dealer why.
AskCar lists 554 used Audi RS3 from 352 UK dealerships, as of 7 November 2026.
Overview
- Make: Audi
- Model: RS3
- Version: S tronic 4WD Euro 6 5dr (395 bhp)
- Year: 2018
- Mileage: 29,260 miles
- Fuel: Petrol
- Body: Hatchback, 5 doors, 5 seats
- Engine: 395 bhp
- Gearbox: Automatic (S tronic)
- Drive: Four-wheel drive
- Colour: Blue
- CO2: 192 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
At 29,260 miles, this 2018 Audi RS3 has covered about 19,900 fewer miles than other 2018 Audi RS3 cars. The dealer is asking £21,890, which is £14,252 below the AskCar estimate of £36,142. We recommend confirming the advertised price and vehicle details. The AskCar estimate uses 538 UK dealer adverts for the Audi RS3, with adjustments for age, mileage, trim, engine and other specifications. We first saw this car advertised 52 days ago. Its asking price has since fallen by £3,600. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Stratstone Milton Keynes Audi, based in Milton Keynes. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 7 November 2026.
Price
Far below the going rate: £14,252 (39%) under the AskCar estimate of £36,142. Worth asking the dealer why.
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 538 priced Audi RS3 adverts across different ages and specifications, as of 7 November 2026.
Time on sale
This 2018 Audi RS3 has been on sale for at least 52 days.
Price history
AskCar first saw this advert on 16 September 2026 at £25,490. Its asking price is now £21,890, £3,600 less. The latest price cut was seen on 20 October 2026.
Price changes recorded:
- 16 September 2026: £25,490
- 17 September 2026: £21,995
- 23 September 2026: £22,190
- 9 October 2026: £21,990
- 20 October 2026: £21,890
Mileage and MOT
MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 5 March 2027.
It has had 6 MOTs. The latest, on 7 February 2026, passed.
Advisories at the latest test: nearside rear brake disc worn, pitted or scored, but not seriously weakened; offside rear brake disc worn, pitted or scored, but not seriously weakened; offside front brake disc worn, pitted or scored, but not seriously weakened; and 1 more.
Mileage at that test: 26,878 miles, which matches the advertised 29,260 miles.
Advertised mileage is about 19,900 miles lower than the median mileage of a 2018 Audi RS3 on AskCar.
Browse all Audi RS3 cars for sale · 2018 Audi RS3 price guide
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Photos
38 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.