2021 Audi A3

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

34,973 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

Black

Doors

5

Driven wheels

Front Wheel Drive

Engine badge

TFSI

Emissions standard

Euro 6

About this car

This 2021 Audi A3 S Line has covered 34,973 miles, around 7,800 fewer than typical for its age. At £16,995, it is advertised £429 below our estimated market asking price of £17,424. Our estimate draws on 6,484 Audi A3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. The asking price is now £1,000 lower than when we first recorded the advert 38 days ago. Our records show an MOT expiry date of 15 September 2026, which has passed. Ask the dealer for an update. Its advertised mileage is consistent with the latest recorded MOT reading. It is advertised by Carite in Swindon.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price and mileage comparison

Estimated market asking price: £17,424. The asking price is £429 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 7,800 miles lower than typical for a 2021 Audi A3.

The advertised mileage is consistent with the last MOT reading.

The recorded MOT has expired; ask the dealer for an up-to-date MOT.