2021 Audi A3

Overview

Make

Audi

Model

A3

Trim

SPORT

Version

2.0 TDI Sport S tronic FWD Euro 6 5dr

Mileage

36,934 miles

Year

2021

Fuel type

Diesel

Body type

Hatchback

Engine

2.0 L

Gearbox

Automatic

Seats

5

CO2

122 g/km

Colour

Grey

Doors

5

Driven wheels

Front Wheel Drive

Gearbox version

S tronic

Engine badge

TDI

Emissions standard

Euro 6

About this car

With 36,934 miles on the clock, this 2021 Audi A3 Sport has done roughly 5,800 fewer miles than a typical 2021 Audi A3. The dealer is asking £17,650, which is £845 below our market estimate of £18,495. We use UK dealer asking prices, including 6,484 Audi A3 listings, and account for the car’s age, mileage and specification. The asking price is now £300 lower than when we first recorded the advert 52 days ago. MOT records show an expiry date of 19 May 2027, and the latest recorded mileage is consistent with the advert. The seller is Mon Motors Bristol Audi, based in Bristol.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price and mileage comparison

Estimated market asking price: £18,495. The asking price is £845 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 6,484 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 5,800 miles lower than typical for a 2021 Audi A3.

The advertised mileage is consistent with the last MOT reading.