2021 Audi S3

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

£22,999

Fair price: within 8% of the typical £23,263 for this model, age and mileage, drawing on 1,022 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: 70,500 miles
Year: 2021
Fuel type: Petrol
Body type: Hatchback
Engine: 2.0 L
Gearbox: Automatic
Power: 306 bhp
Seats: 5
CO2: 185 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 70,500 miles on the clock, this 2021 Audi S3 has done roughly 25,700 more miles than a typical 2021 Audi S3. Our estimated market asking price is £23,263. This car is advertised at £22,999, which is £264 below that figure. To estimate its market asking price, we analyse UK dealer adverts for 1,022 Audi S3 cars across different ages and specifications. We first recorded this advert 43 days ago, and its asking price has since fallen by £1,446. Its recorded MOT is valid until 11 April 2027, and its advertised mileage is consistent with the latest MOT reading. It is for sale at Steel City Sports And Prestige in Dronfield.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 7 September 2026, 43 days ago. Advert duration calculated on 20 October 2026. Net asking-price reduction: £1,446 from the first recorded £24,445. 2 price reductions recorded, the latest observed on 18 October 2026.

Recorded asking prices
Date observed	Asking price
7 September 2026	£24,445
14 October 2026	£23,985
18 October 2026	£22,999
19 October 2026	£22,999

Price and mileage comparison

Estimated market asking price: £23,263. The asking price is £264 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 1,022 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 25,700 miles higher than typical for a 2021 Audi S3.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 11 April 2027. 67,207 miles at the last test.

41 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 price	Mileage
£20,990	92,000 miles
£21,695	88,000 miles
£21,989	76,000 miles
£22,495	82,500 miles
£22,990	63,000 miles

These cars have covered 14,231–92,000 miles, compared with 70,500 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

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Dealer

Steel City Sports And Prestige, Dronfield. Across the dealer network: 25 cars for sale.

Dealer postcode: S18 2XP.