2021 Audi A6 Avant 2.0 TFSI Sport
Price: £19,798. Fair price: £165 (under 1%) under the AskCar estimate of £19,963, our expected asking price for this car from its model, age, mileage and specification, drawing on 783 priced Audi A6 Avant adverts on AskCar as of 6 November 2026.
AskCar lists 808 used Audi A6 Avant from 592 UK dealerships, as of 6 November 2026.
Overview
- Make: Audi
- Model: A6 Avant
- Trim: Sport
- Version: 2.0 40 TFSI Sport S tronic FWD Euro 6 5dr (201 bhp)
- Year: 2021
- Mileage: 47,351 miles
- Fuel: Petrol
- Body: Estate, 5 doors, 5 seats
- Engine: 2.0 litres, 201 bhp
- Gearbox: Automatic (S tronic)
- Drive: Front-wheel drive
- Colour: Black
- CO2: 167 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
This 2021 Audi A6 Avant Sport is advertised with 47,351 miles, approximately 3,800 below the typical mileage for its age. The dealer is asking £19,798, which is £165 below the AskCar estimate of £19,963. To work out the AskCar estimate, we analyse UK dealer adverts for 783 Audi A6 Avant cars across different ages and specifications. This car was first seen in our listings data 12 days ago. Its advertised mileage matches the government's MOT record. The seller is Arnold Clark Motherwell Motorstore, based in Motherwell. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 6 November 2026.
Price
Fair price: £165 (under 1%) under the AskCar estimate of £19,963.
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 783 priced Audi A6 Avant adverts across different ages and specifications, as of 6 November 2026.
A 2021 Audi A6 Avant with the 2.0 petrol engine is typically advertised at £23,000: the median of the 37 for sale on AskCar, as of 6 November 2026.
Time on sale
This 2021 Audi A6 Avant has been on sale for at least 12 days.
Price history
AskCar first saw this advert on 25 October 2026 at £19,798. 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 6 November 2026: valid until 22 October 2027.
It has had 4 MOTs. The latest, on 23 October 2026, passed.
There were no advisories at the latest test.
Mileage at that test: 47,352 miles, which matches the advertised 47,351 miles.
Advertised mileage is about 3,800 miles lower than the median mileage of a 2021 Audi A6 Avant on AskCar.
Similar cars
2 other 2021 Audi A6 Avant Sport 2.0 petrol automatic estates are for sale at UK dealers, from £16,990 to £18,295, as of 6 November 2026.
The 2 closest to this car in mileage:
- 2021 Audi A6 Avant Sport, 2.0 petrol estate, black. Mileage: 60,000 miles. Price: £18,295, £1,503 less than this car. Dealer: LG Car Sales in Ely. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2021-7901c76c48b0
- 2021 Audi A6 Avant Sport, 2.0 petrol estate, black. Mileage: 68,957 miles. Price: £16,990, £2,808 less than this car. Dealer: Failand Car Sales in Bristol. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2021-32f5240e7534
Browse all Audi A6 Avant cars for sale · 2021 Audi A6 Avant price guide
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Photos
20 photos of this car are on its AskCar page.
As of 6 November 2026, AskCar lists 598,752 cars and vans from 12,905 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.