2021 Audi A3

Overview

Make

Audi

Model

A3

Trim

S LINE

Version

1.0 TFSI 30 S Line Manual FWD Euro 6 (s/s) 4dr (108 bhp)

Mileage

33,574 miles

Year

2021

Fuel type

Petrol

Body type

Saloon

Engine

1.0 L

Gearbox

Manual

Power

108 bhp

Seats

5

CO2

128 g/km

Colour

Black

Doors

4

Driven wheels

Front Wheel Drive

Engine badge

TFSI

Emissions standard

Euro 6

About this car

At 33,574 miles, this 2021 Audi A3 S Line has covered about 9,400 fewer miles than other 2021 Audi A3 cars. The dealer is asking £15,790, which is £857 below our market estimate of £16,647. We use UK dealer asking prices, including 6,532 Audi A3 listings, and account for the car’s age, mileage and specification. The asking price is now £700 lower than when we first recorded the advert 77 days ago. It may give you a starting point for a conversation about price. Its recorded MOT is valid until 16 June 2027, and its advertised mileage is consistent with the latest MOT reading. The seller is Carcart, based in Willenhall.

Stock data from 20 October 2026.

How we estimate prices and check cars

Price and mileage comparison

Estimated market asking price: £16,647. The asking price is £857 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 6,532 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 9,400 miles lower than typical for a 2021 Audi A3.

The advertised mileage is consistent with the last MOT reading.