2021 Audi A3 1.4 TFSIe S Line

Version: 1.4 40 TFSI e S Line S tronic FWD Euro 6 5dr (201 bhp)

Price: £14,999. Fair price: £776 (5%) over the AskCar estimate of £14,223, our expected asking price for this car from its model, age, mileage and specification, drawing on 6,508 priced Audi A3 adverts on AskCar as of 29 October 2026.

AskCar lists 6,724 used Audi A3 from 2,304 UK dealerships, as of 29 October 2026.

Overview

Make
Audi
Model
A3
Trim
S Line
Version
1.4 40 TFSI e S Line S tronic FWD Euro 6 5dr (201 bhp)
Mileage
72,284 miles
Year
2021
Fuel type
Plug-in hybrid (petrol)
Body type
Hatchback
Engine
1.4 L
Gearbox
Automatic
Power
201 bhp
Seats
5
CO2
26 g/km
Colour
Grey
Doors
5
Driven wheels
Front Wheel Drive
Gearbox version
S tronic
Engine badge
TFSIe
Hybrid type
Plug-in hybrid
Emissions standard
Euro 6

About this car

With 72,284 miles on the clock, this 2021 Audi A3 S Line has done roughly 28,800 more miles than a typical 2021 Audi A3. The AskCar estimate for this car is £14,223. It is priced at £14,999, which is £776 above that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 6,508 Audi A3 cars across different ages and specifications. This car was first seen in our listings data today. Its MOT is recorded as valid until 29 June 2027. The advertised mileage is consistent with the latest MOT reading. It is advertised by cinch in Harrogate.

Stock data as of 29 October 2026.

How we estimate prices and check cars

Price history

AskCar first saw this advert on 29 October 2026.

Recorded asking prices
Date observedAsking price
29 October 2026£14,999

Price and mileage comparison

Fair price: £776 (5%) over the AskCar estimate of £14,223.

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 6,508 priced Audi A3 adverts across different ages and specifications, as of 29 October 2026.

Advertised mileage is about 28,800 miles higher than the median mileage of a 2021 Audi A3 on AskCar.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT: valid until 29 June 2027. 71,825 miles at the last test.

Other matching cars

37 other 2021 Audi A3 S Line automatic plug-in hybrids (petrol) are for sale at UK dealers from £11,646 to £20,990, as of 29 October 2026.

The 5 cheapest:

The 37 matching cars have covered 18,021 to 111,314 miles, compared with 72,284 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. The AskCar estimate adjusts for these differences.

Browse all Audi A3 cars for sale · 2021 Audi A3 price guide

More like this

Photos

46 photos of this car are on its AskCar page.

How to contact the dealer and its opening hours are on this AskCar page.

As of 29 October 2026, AskCar lists 587,923 cars and vans from 12,992 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.