2021 Audi S3

2.0 TFSI S tronic 4WD Euro 6 (s/s) 5dr (306 bhp)

£23,840

Fair price: within 8% of the typical £25,388 for this model, age and mileage, drawing on 1,008 adverts of this make and model.

Overview

Make
Audi
Model
S3
Version
2.0 TFSI S tronic 4WD Euro 6 (s/s) 5dr (306 bhp)
Mileage
55,477 miles
Year
2021
Fuel type
Petrol
Body type
Hatchback
Engine
2.0 L
Gearbox
Automatic
Power
306 bhp
Seats
5
CO2
183 g/km
Colour
Black
Doors
5
Driven wheels
Four Wheel Drive
Gearbox version
S tronic
Engine badge
TFSI
Emissions standard
Euro 6

About this car

With 55,477 miles on the clock, this 2021 Audi S3 has done roughly 11,100 more miles than a typical 2021 Audi S3. The dealer is asking £23,840, which is £1,548 below our market estimate of £25,388. We use UK dealer asking prices, including 1,008 Audi S3 listings, and account for the car’s age, mileage and specification. The asking price is now £1,150 lower than when we first recorded the advert 111 days ago. That history is worth bearing in mind when speaking to the dealer. The latest MOT record shows an expiry date of 30 June 2027, with the advertised mileage consistent with the recorded reading. You can find this car at BUY & Go Cars in Cardiff.

Stock data from 22 October 2026.

How we estimate prices and check cars

Price history

First seen on 4 July 2026, 111 days ago. Advert duration calculated on 23 October 2026. Net asking-price reduction: £1,150 from the first recorded £24,990. 2 price reductions recorded, the latest observed on 19 October 2026.

Recorded asking prices
Date observedAsking price
4 July 2026£24,990
7 July 2026£24,990
9 September 2026£24,670
19 October 2026£23,840
22 October 2026£23,840

Price and mileage comparison

Estimated market asking price: £25,388. The asking price is £1,548 below this estimate.

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

The pricing calculation includes 1,008 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 11,100 miles higher than typical for a 2021 Audi S3.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 30 June 2027. 55,475 miles at the last test.

40 other cars with the same year, trim, gearbox and fuel are for sale from £20,990 to £31,050.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£20,99092,000 miles
£21,69588,000 miles
£21,98976,000 miles
£21,99582,500 miles
£22,99063,000 miles

These cars have covered 13,300–92,000 miles, compared with 55,477 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

Browse all Audi S3 cars for sale · 2021 Audi S3 price guide

How to contact the dealer, its opening hours and the cheaper cars like this one are on this AskCar page.

Vehicle photos

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