2021 Audi A3

Overview

Make

Audi

Model

A3

Trim

S LINE COMPETITION

Version

1.4 13kWh TFSIe 45 S Line Competition S tronic FWD Euro 6 (s/s) 5dr Sportback (242 bhp)

Mileage

69,301 miles

Year

2021

Fuel type

Petrol Plug-in Hybrid

Body type

Hatchback

Engine

1.4 L

Gearbox

Automatic

Power

242 bhp

Seats

5

CO2

30 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

This 2021 Audi A3 S Line Competition is advertised with 69,301 miles, approximately 26,500 above the typical mileage for its age. The dealer is asking £17,440, which is £1,029 above our market estimate of £16,411. We use UK dealer asking prices, including 6,484 Audi A3 listings, and account for the car’s age, mileage and specification. Since we first spotted the advert 31 days ago, the asking price has dropped by £500. Its recorded MOT is valid until 13 December 2026, and its advertised mileage is consistent with the latest MOT reading. It is advertised by Dace Motor Company - Trading Standards Approved in Stockport.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price and mileage comparison

Estimated market asking price: £16,411. The asking price is £1,029 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 6,484 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 26,500 miles higher than typical for a 2021 Audi A3.

The advertised mileage is consistent with the last MOT reading.