2021 Audi A3

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

£16,995

Fair price: within 8% of the typical £17,855 for this model, age and mileage, drawing on 6,542 adverts of this make and model.

Overview

Make
Audi
Model
A3
Trim
S LINE
Version
1.5 TFSI 35 S Line Manual FWD Euro 6 (s/s) 5dr Sportback (148 bhp)
Mileage
30,281 miles
Year
2021
Fuel type
Petrol
Body type
Hatchback
Engine
1.5 L
Gearbox
Manual
Power
148 bhp
Seats
5
CO2
136 g/km
Colour
White
Doors
5
Driven wheels
Front Wheel Drive
Engine badge
TFSI
Emissions standard
Euro 6

About this car

With 30,281 miles on the clock, this 2021 Audi A3 S Line has done roughly 12,600 fewer miles than a typical 2021 Audi A3. Its asking price of £16,995 is £860 below our estimate of £17,855. To estimate its market asking price, we analyse UK dealer adverts for 6,542 Audi A3 cars across different ages and specifications. It first appeared in our advert records 3 days ago. MOT records show an expiry date of 9 August 2027, and the latest recorded mileage is consistent with the advert. The seller is Sycamore Stamford, based in Stamford.

Stock data from 22 October 2026.

How we estimate prices and check cars

Price history

First seen on 20 October 2026, 3 days ago. Advert duration calculated on 23 October 2026.

Recorded asking prices
Date observedAsking price
20 October 2026£16,995
22 October 2026£16,995

Price and mileage comparison

Estimated market asking price: £17,855. The asking price is £860 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 6,542 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 12,600 miles lower than typical for a 2021 Audi A3.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 9 August 2027. 29,810 miles at the last test.

48 other cars with the same year, trim, gearbox and fuel are for sale from £12,936 to £20,402.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£12,93683,041 miles
£12,99584,920 miles
£13,79978,694 miles
£14,42752,604 miles
£14,49571,881 miles

These cars have covered 7,596–84,920 miles, compared with 30,281 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

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

Vehicle photos

AskCar lists 588,092 cars from 13,071 UK dealer locations, read and updated daily from dealer websites. More than any other UK site. No dealer pays to be listed.