2021 Audi A4 Avant 2.0 TDI Sport Edition

Price: £16,950. Fair price: £971 (6%) over the AskCar estimate of £15,979, our expected asking price for this car from its model, age, mileage and specification, drawing on 1,251 priced Audi A4 Avant adverts on AskCar as of 5 November 2026.

AskCar lists 1,308 used Audi A4 Avant from 859 UK dealerships, as of 5 November 2026.

Overview

  • Make: Audi
  • Model: A4 Avant
  • Trim: Sport Edition
  • Version: 2.0 30 TDI Sport Edition S tronic FWD Euro 6 5dr (134 bhp)
  • Year: 2021
  • Mileage: 78,000 miles
  • Fuel: Diesel
  • Body: Estate, 5 doors, 5 seats
  • Engine: 2.0 litres, 134 bhp
  • Gearbox: Automatic (S tronic)
  • Drive: Front-wheel drive
  • Colour: Blue
  • CO2: 129 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

At 78,000 miles, this 2021 Audi A4 Avant Sport Edition has covered about 20,000 more miles than other 2021 Audi A4 Avant cars. Its asking price of £16,950 is £971 above the AskCar estimate of £15,979. The AskCar estimate uses UK dealer asking prices, including 1,251 Audi A4 Avant adverts, and accounts for the car’s age, mileage and specification. We first recorded this car for sale 12 days ago. Its advertised mileage matches the government's MOT record. It is advertised by Prestige Marques in Ballynahinch. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £971 (6%) over the AskCar estimate of £15,979.

The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.

It draws on 1,251 priced Audi A4 Avant adverts across different ages and specifications, as of 5 November 2026.

A 2021 Audi A4 Avant with the 2.0 diesel engine is typically advertised at £18,500: the median of the 95 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2021 Audi A4 Avant has been on sale for at least 12 days.

Price history

AskCar first saw this advert on 24 October 2026 at £16,950. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 8 June 2027.

It has had 3 MOTs. The latest, on 9 June 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 76,200 miles, which matches the advertised 78,000 miles.

Advertised mileage is about 20,000 miles higher than the median mileage of a 2021 Audi A4 Avant on AskCar.

Similar cars

6 other 2021 Audi A4 Avant Sport Edition 2.0 diesel automatic estates are for sale at UK dealers, from £13,200 to £19,980, as of 5 November 2026.

The 3 closest to this car in mileage:

  • 2021 Audi A4 Avant Sport Edition, 2.0 diesel estate, silver. Mileage: 77,678 miles. Price: £16,999, the same price as this car. Dealer: Jack Reid Cars in Carrickfergus. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2021-daa0e0909cb2
  • 2021 Audi A4 Avant Sport Edition, 2.0 diesel estate, blue. Mileage: 83,941 miles. Price: £15,998, £952 less than this car. Dealer: Arnold Clark Wishaw Volkswagen in Wishaw. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2021-d12164712e9a
  • 2021 Audi A4 Avant Sport Edition, 2.0 diesel estate, black. Mileage: 61,000 miles. Price: £18,950, £2,000 more than this car. Dealer: Prestige Marques in Ballynahinch. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2021-beffc7635917

Browse all Audi A4 Avant cars for sale · 2021 Audi A4 Avant price guide

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Photos

15 photos of this car are on its AskCar page.

As of 5 November 2026, AskCar lists 595,776 cars and vans from 12,945 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.