2021 Audi S3 2.0 TFSI
Price: £23,990. Fair price: £1,015 (4%) under the AskCar estimate of £25,005, our expected asking price for this car from its model, age, mileage and specification, drawing on 1,014 priced Audi S3 adverts on AskCar as of 2 November 2026.
AskCar lists 1,033 used Audi S3 from 633 UK dealerships, as of 2 November 2026.
Overview
- Make: Audi
- Model: S3
- Version: 2.0 TFSI S tronic 4WD Euro 6 (s/s) 4dr (306 bhp)
- Year: 2021
- Mileage: 56,461 miles
- Fuel: Petrol
- Body: Saloon, 4 doors, 5 seats
- Engine: 2.0 litres, 306 bhp
- Gearbox: Automatic (S tronic)
- Drive: Four-wheel drive
- Colour: White
- CO2: 178 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
This 2021 Audi S3 has covered 56,461 miles, around 12,400 more miles than is typical for its age. Its asking price of £23,990 is £1,015 below the AskCar estimate of £25,005. The AskCar estimate uses 1,014 UK dealer adverts for the Audi S3, with adjustments for age, mileage, trim, engine and other specifications. It first appeared in our advert records 24 days ago. Its advertised mileage matches the government's MOT record. The seller is Holden Polestar Norwich, based in Norwich. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 2 November 2026.
Price
Fair price: £1,015 (4%) under the AskCar estimate of £25,005.
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 1,014 priced Audi S3 adverts across different ages and specifications, as of 2 November 2026.
A 2021 Audi S3 with the 2.0 petrol engine is typically advertised at £26,000: the median of the 43 for sale on AskCar, as of 2 November 2026.
Time on sale
This 2021 Audi S3 has been on sale for at least 24 days.
Price history
AskCar first saw this advert on 9 October 2026 at £23,990. 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 2 November 2026: valid until 7 October 2027.
It has had 5 MOTs. The latest, on 8 October 2026, passed.
Advisories at the latest test: central front windscreen damaged but not adversely affecting driver's view chip/crack under 10mm.
Mileage at that test: 56,468 miles, which matches the advertised 56,461 miles.
Advertised mileage is about 12,400 miles higher than the median mileage of a 2021 Audi S3 on AskCar.
Browse all Audi S3 cars for sale · 2021 Audi S3 price guide
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Photos
29 photos of this car are on its AskCar page.
As of 2 November 2026, AskCar lists 586,270 cars and vans from 12,920 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.