2021 Audi A3

Overview

Make

Audi

Model

A3

Trim

S LINE

Version

1.5 TFSI 35 S Line Manual FWD Euro 6 (s/s) 4dr (148 bhp)

Mileage

64,644 miles

Year

2021

Fuel type

Petrol

Body type

Saloon

Engine

1.5 L

Gearbox

Manual

Power

148 bhp

Seats

5

CO2

133 g/km

Colour

Grey

Doors

4

Driven wheels

Front Wheel Drive

Engine badge

TFSI

Emissions standard

Euro 6

About this car

This 2021 Audi A3 S Line is advertised with 64,644 miles, approximately 21,600 above the typical mileage for its age. Our estimated market asking price is £15,262. This car is advertised at £15,642, which is £380 above that figure. Our estimate draws on 6,532 Audi A3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. Since we first spotted the advert 117 days ago, the asking price has dropped by £1,140. That may be worth mentioning if you discuss the price with the dealer. Its MOT is recorded as valid until 16 June 2027. The advertised mileage is consistent with the latest MOT reading. You can find this car at Days Motorpark in Swansea.

Stock data from 20 October 2026.

How we estimate prices and check cars

Price and mileage comparison

Estimated market asking price: £15,262. The asking price is £380 above 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 21,600 miles higher than typical for a 2021 Audi A3.

The advertised mileage is consistent with the last MOT reading.