2021 Audi A3

1.5 TFSI 35 S Line S tronic FWD Euro 6 (s/s) 5dr Sportback (148 bhp)

£19,999

Fair price: within 8% of the typical £19,209 for this model, age and mileage, drawing on 6,484 adverts of this make and model.

Overview

Make
Audi
Model
A3
Trim
S LINE
Version
1.5 TFSI 35 S Line S tronic FWD Euro 6 (s/s) 5dr Sportback (148 bhp)
Mileage
33,000 miles
Year
2021
Fuel type
Petrol Hybrid
Body type
Hatchback
Engine
1.5 L
Gearbox
Automatic
Power
148 bhp
Seats
5
CO2
135 g/km
Colour
Blue
Doors
5
Driven wheels
Front Wheel Drive
Gearbox version
S tronic
Engine badge
TFSI
Hybrid type
Mild hybrid
Emissions standard
Euro 6

About this car

With 33,000 miles on the clock, this 2021 Audi A3 S Line has done roughly 9,800 fewer miles than a typical 2021 Audi A3. Our estimated market asking price is £19,209. This car is advertised at £19,999, which is £790 above that figure. Our estimate draws on 6,484 Audi A3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We have tracked this advert for 21 days. Its recorded MOT is valid until 8 March 2027, and its advertised mileage is consistent with the latest MOT reading. The seller is Caffyns Audi Eastbourne, based in Eastbourne.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 29 September 2026, 21 days ago. Advert duration calculated on 20 October 2026.

Recorded asking prices
Date observedAsking price
29 September 2026£19,999
19 October 2026£19,999

Price and mileage comparison

Estimated market asking price: £19,209. The asking price is £790 above 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 6,484 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 9,800 miles lower than typical for a 2021 Audi A3.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 8 March 2027. 29,800 miles at the last test.

97 other cars with the same year, trim, gearbox and fuel are for sale from £11,995 to £21,995.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£11,995120,530 miles
£12,490111,668 miles
£12,99957,000 miles
£13,490108,000 miles
£13,70096,353 miles

These cars have covered 12,650–120,530 miles, compared with 33,000 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 A3 cars for sale · 2021 Audi A3 price guide

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Dealer

Caffyns Audi Eastbourne, Eastbourne. Across the dealer network: 7 branches, 740 cars for sale.

Dealer postcode: BN23 8AS.

Vehicle photos