2021 Audi A4 Avant

Overview

Make

Audi

Model

A4 Avant

Trim

S LINE

Version

2.0 40 TDI S Line S tronic 4WD Euro 6 5dr (201 bhp)

Mileage

89,437 miles

Year

2021

Fuel type

Diesel Hybrid

Body type

Estate

Engine

2.0 L

Gearbox

Automatic

Power

201 bhp

Seats

5

CO2

151 g/km

Colour

Black

Doors

5

Driven wheels

Four Wheel Drive

Gearbox version

S tronic

Engine badge

TDI

Hybrid type

Mild hybrid

Emissions standard

Euro 6

About this car

At 89,437 miles, this 2021 Audi A4 Avant S Line has covered about 33,600 more miles than other 2021 Audi A4 Avant cars. The dealer is asking £18,500, which is £1,248 above our market estimate of £17,252. We use UK dealer asking prices, including 1,194 Audi A4 Avant listings, and account for the car’s age, mileage and specification. This car was first seen in our listings data 27 days ago. Its recorded MOT is valid until 7 January 2027, and its advertised mileage is consistent with the latest MOT reading. The seller is Jack Reid Cars, based in Carrickfergus.

Stock data from 21 October 2026.

How we estimate prices and check cars

Price and mileage comparison

Estimated market asking price: £17,252. The asking price is £1,248 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 1,194 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 33,600 miles higher than typical for a 2021 Audi A4 Avant.

The advertised mileage is consistent with the last MOT reading.