2021 Audi RS6 Avant 4.0 TFSI V8 Carbon Black

Overview

• Make: Audi
• Model: RS6 Avant
• Trim: Carbon Black
• Version: 4.0 TFSI V8 Carbon Black Tiptronic 4WD Euro 6 (s/s) 5dr (592 bhp)
• Year: 2021
• Mileage: 38,000 miles
• Fuel: Petrol
• Body: Estate, 5 doors, 4 seats
• Engine: 4.0 litres, 592 bhp
• Gearbox: Automatic (Tiptronic)
• Drive: Four-wheel drive
• Colour: Black
• CO2: 295 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 Audi RS6 Avant Carbon Black is advertised with 38,000 miles on the clock. Priced at £71,995, it is advertised £1,249 below the AskCar estimate of £73,244. The AskCar estimate uses UK dealer asking prices, including 264 Audi RS6 Avant adverts, and accounts for the car’s age, mileage and specification. We have tracked this advert for 156 days. The government's MOT record matches its advertised mileage. You can find this car at V G Performance Cars in Andover. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 1 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,249 (1%) under the AskCar estimate of £73,244.

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 264 priced Audi RS6 Avant adverts across different ages and specifications, as of 1 November 2026.

Time on sale

This 2021 Audi RS6 Avant has been on sale for at least 156 days.

Price history

AskCar first saw this advert on 29 May 2026 at £71,995. 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 1 November 2026: valid until 8 May 2027.

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

There were no advisories at the latest test.

Mileage at that test: 38,075 miles, which matches the advertised 38,000 miles.

Advertised mileage is about 1,100 miles lower than the median mileage of a 2021 Audi RS6 Avant on AskCar.

Similar cars

9 other 2021 Audi RS6 Avant Carbon Black 4.0 petrol automatic estates are for sale at UK dealers, from £64,995 to £77,895, as of 1 November 2026.

The 3 closest to this car in mileage:

• 2021 Audi RS6 Avant Carbon Black, 4.0 petrol estate, grey. Mileage: 39,965 miles. Price: £77,895, £5,900 more than this car. Dealer: Redline Specialist Cars in Knaresborough. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2021-ac1bf83eda69
• 2021 Audi RS6 Avant Carbon Black, 4.0 petrol estate, black. Mileage: 40,000 miles. Price: £70,990, £1,005 less than this car. Dealer: M A Performance Cars in Sutton Coldfield. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2021-17d7ae3e3cf1
• 2021 Audi RS6 Avant Carbon Black, 4.0 petrol estate, grey. Mileage: 34,445 miles. Price: £71,990, the same price as this car. Dealer: Leigh Cars in Southend-on-Sea. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2021-efb28a9efbd0

• The nearest: 2021 Audi RS6 Avant Carbon Black, 4.0 petrol estate, 57 miles from this car. Mileage: 31,000 miles. Price: £73,995, £2,000 more than this car. Dealer: Southern Prestige Cars in Crawley. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2021-3c5349dd67ca