2020 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: 2020
• Mileage: 65,338 miles
• Fuel: Petrol
• Body: Estate, 5 doors, 4 seats
• Engine: 4.0 litres, 592 bhp
• Gearbox: Automatic (Tiptronic)
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 295 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 Audi RS6 Avant Carbon Black is advertised with 65,338 miles, approximately 20,300 above the typical mileage for its age. Its asking price of £59,990 is £1,099 above the AskCar estimate of £58,891. The AskCar estimate uses UK dealer asking prices, including 271 Audi RS6 Avant adverts, and accounts for the car’s age, mileage and specification. We first recorded this advert 24 days ago, and its asking price has since fallen by £5,000. Its advertised mileage matches the government's MOT record. The seller is Performance 28 Cars, based in Chester LE Street. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 9 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,099 (1%) over the AskCar estimate of £58,891.

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 271 priced Audi RS6 Avant adverts across different ages and specifications, as of 9 November 2026.

A 2020 Audi RS6 Avant with the 4.0 petrol engine is typically advertised at £70,000: the median of the 49 for sale on AskCar, as of 9 November 2026.

Time on sale

This 2020 Audi RS6 Avant has been on sale for at least 24 days.

Price history

AskCar first saw this advert on 16 October 2026 at £64,990. Its asking price is now £59,990, £5,000 less. The latest price cut was seen on 9 November 2026.

Price changes recorded:

• 16 October 2026: £64,990
• 21 October 2026: £62,990
• 9 November 2026: £59,990

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 9 November 2026: valid until 25 April 2027.

It has had 4 MOTs. The latest, on 17 April 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 61,190 miles, which matches the advertised 65,338 miles.

Advertised mileage is about 20,300 miles higher than the median mileage of a 2020 Audi RS6 Avant on AskCar.

Similar cars

5 other 2020 Audi RS6 Avant Carbon Black 4.0 petrol automatic estates are for sale at UK dealers, from £57,500 to £74,950, as of 9 November 2026.

The 3 closest to this car in mileage:

• 2020 Audi RS6 Avant Carbon Black, 4.0 petrol estate, grey. Mileage: 71,000 miles. Price: £57,500, £2,490 less than this car. Dealer: PSF Cars in Macclesfield. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2020-386feb68bbc9
• 2020 Audi RS6 Avant Carbon Black, 4.0 petrol estate, grey. Mileage: 39,000 miles. Price: £68,990, £9,000 more than this car. Dealer: Yorkshire's Prestige Centre in Bradford. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2020-27963d7786a3
• 2020 Audi RS6 Avant Carbon Black, 4.0 petrol estate, blue. Mileage: 36,500 miles. Price: £69,995, £10,005 more than this car. Dealer: Sharman Group in Manchester. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2020-929ac3cebfff