2021 Audi A6 Avant 3.0 Black Edition
Price: £25,495. Good value: £5,202 (16%) under the AskCar estimate of £30,697, our expected asking price for this car from its model, age, mileage and specification, drawing on 778 priced Audi A6 Avant adverts on AskCar as of 2 November 2026.
AskCar lists 793 used Audi A6 Avant from 580 UK dealerships, as of 2 November 2026.
Overview
- Make: Audi
- Model: A6 Avant
- Trim: Black Edition
- Version: 3.0 TDI Black Edition Tiptronic 4WD Euro 6 5dr (281 bhp)
- Year: 2021
- Mileage: 33,000 miles
- Fuel: Diesel
- Body: Estate, 5 doors, 5 seats
- Engine: 3.0 litres, 281 bhp
- Gearbox: Automatic (Tiptronic)
- Drive: Four-wheel drive
- Colour: White
- CO2: 189 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
At 33,000 miles, this 2021 Audi A6 Avant Black Edition has covered about 19,300 fewer miles than other 2021 Audi A6 Avant cars. The AskCar estimate for this car is £30,697. It is priced at £25,495, which is £5,202 below that estimate. The AskCar estimate draws on 778 Audi A6 Avant adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this advert 34 days ago, and its asking price has since fallen by £2,005. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is advertised by Dukes Park Motors in Chelmsford. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 2 November 2026.
Price
Good value: £5,202 (16%) under the AskCar estimate of £30,697.
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 778 priced Audi A6 Avant adverts across different ages and specifications, as of 2 November 2026.
Time on sale
This 2021 Audi A6 Avant has been on sale for at least 34 days.
Price history
AskCar first saw this advert on 29 September 2026 at £27,500. Its asking price is now £25,495, £2,005 less. The latest price cut was seen on 1 November 2026.
Price changes recorded:
- 29 September 2026: £27,500
- 3 October 2026: £26,995
- 15 October 2026: £26,750
- 21 October 2026: £25,995
- 1 November 2026: £25,495
Mileage and MOT
MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 12 December 2026.
It has had 2 MOTs. The latest, on 13 November 2025, passed.
There were no advisories at the latest test.
Mileage at that test: 27,776 miles, which matches the advertised 33,000 miles.
Advertised mileage is about 19,300 miles lower than the median mileage of a 2021 Audi A6 Avant on AskCar.
Browse all Audi A6 Avant cars for sale · 2021 Audi A6 Avant price guide
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Photos
21 photos of this car are on its AskCar page.
As of 2 November 2026, AskCar lists 586,270 cars and vans from 12,920 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.