2021 Audi RS6 Avant 4.0 Carbon Black
Price: £55,500. Fair price: £2,889 (4%) under the AskCar estimate of £58,389, our expected asking price for this car from its model, age, mileage and specification, drawing on 274 priced Audi RS6 Avant adverts on AskCar as of 10 November 2026.
AskCar lists 282 used Audi RS6 Avant from 206 UK dealerships, as of 10 November 2026.
Overview
- Make: Audi
- Model: RS6 Avant
- Trim: Carbon Black
- Version: 4.0 RS 6 Carbon Black Tiptronic 4WD Euro 6 5dr (591 bhp)
- Year: 2021
- Mileage: 71,802 miles
- Fuel: Petrol
- Body: 5 doors, 4 seats
- Engine: 4.0 litres, 591 bhp
- Gearbox: Automatic (Tiptronic)
- Drive: Four-wheel drive
- Colour: Silver
- CO2: 291 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
This 2021 Audi RS6 Avant Carbon Black is advertised with 71,802 miles, approximately 34,400 above the typical mileage for its age. The dealer is asking £55,500, which is £2,889 below the AskCar estimate of £58,389. To work out the AskCar estimate, we analyse UK dealer adverts for 274 Audi RS6 Avant cars across different ages and specifications. We first saw this car advertised 133 days ago. Its asking price has since fallen by £7,000. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Sytner Select Wakefield, based in Wakefield. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 10 November 2026.
Sytner Select Wakefield is rated 4.4 out of 5 on Google.
Price
Fair price: £2,889 (4%) under the AskCar estimate of £58,389.
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 274 priced Audi RS6 Avant adverts across different ages and specifications, as of 10 November 2026.
A 2021 Audi RS6 Avant with the 4.0 petrol engine is typically advertised at £73,000: the median of the 41 for sale on AskCar, as of 10 November 2026.
Time on sale
This 2021 Audi RS6 Avant has been on sale for at least 133 days.
Price history
AskCar first saw this advert on 30 June 2026 at £62,500. Its asking price is now £55,500, £7,000 less. The latest price cut was seen on 7 November 2026.
Price changes recorded:
- 1 July 2026: £62,500
- 26 July 2026: £59,900
- 29 August 2026: £59,600
- 9 September 2026: £59,400
- 30 September 2026: £58,900
- 14 October 2026: £58,500
- 23 October 2026: £57,900
- 28 October 2026: £57,500
- 31 October 2026: £56,900
- 2 November 2026: £57,500
- 3 November 2026: £56,900
- 7 November 2026: £55,500
Mileage and MOT
MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 10 November 2026: valid until 8 July 2027.
It has had 4 MOTs. The latest, on 23 June 2026, passed.
Advisories at the latest test: windscreen damaged but not adversely affecting driver's view; offside front suspension arm pin or bush worn but not resulting in excessive movement upper rear; nearside front suspension arm pin or bush worn but not resulting in excessive movement upper rear; and 1 more.
Mileage at that test: 71,801 miles, which matches the advertised 71,802 miles.
Advertised mileage is about 34,400 miles higher than the median mileage of a 2021 Audi RS6 Avant on AskCar.
Browse all Audi RS6 Avant cars for sale · 2021 Audi RS6 Avant price guide
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Photos
48 photos of this car are on its AskCar page.
As of 10 November 2026, AskCar lists 591,054 cars and vans from 12,888 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.