2021 Audi RS6 Avant 4.0 Vorsprung

Price: £66,950. Fair price: £5,732 (7%) under the AskCar estimate of £72,682, 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 5 November 2026.

AskCar lists 281 used Audi RS6 Avant from 208 UK dealerships, as of 5 November 2026.

Overview

  • Make: Audi
  • Model: RS6 Avant
  • Trim: Vorsprung
  • Version: 4.0 Vorsprung Tiptronic 4WD Euro 6 5dr (591 bhp)
  • Year: 2021
  • Mileage: 44,795 miles
  • Fuel: Petrol
  • Body: Estate, 5 doors, 4 seats
  • Engine: 4.0 litres, 591 bhp
  • Gearbox: Automatic (Tiptronic)
  • Drive: Four-wheel drive
  • Colour: Black
  • Emissions standard: Euro 6, ULEZ compliant

About this car

At 44,795 miles, this 2021 Audi RS6 Avant Vorsprung has covered about 6,700 more miles than other 2021 Audi RS6 Avant cars. Its asking price of £66,950 is £5,732 below the AskCar estimate of £72,682. The AskCar estimate draws on 274 Audi RS6 Avant adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this car for sale 84 days ago. The seller is SG Collection, based in Brighton and Hove. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £5,732 (7%) under the AskCar estimate of £72,682.

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 5 November 2026.

A 2021 Audi RS6 Avant with the 4.0 petrol engine is typically advertised at £72,000: the median of the 43 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2021 Audi RS6 Avant has been on sale for at least 84 days.

Price history

AskCar first saw this advert on 13 August 2026 at £66,950. Its asking price has not changed.

Mileage and MOT

Advertised mileage is about 6,700 miles higher than the median mileage of a 2021 Audi RS6 Avant on AskCar.

Similar cars

22 other 2021 Audi RS6 Avant Vorsprung 4.0 petrol automatic estates are for sale at UK dealers, from £64,995 to £105,991, as of 5 November 2026.

The 3 closest to this car in mileage:

  • 2021 Audi RS6 Avant Vorsprung, 4.0 petrol estate, black. Mileage: 42,235 miles. Price: £75,995, £9,045 more than this car. Dealer: Blue Seven in Park Royal. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2021-dad4285cafd2
  • 2021 Audi RS6 Avant Vorsprung, 4.0 petrol estate, black. Mileage: 48,000 miles. Price: £70,995, £4,045 more than this car. Dealer: Kaim Park Garage in Bathgate. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2021-d7d0f8c1e77d
  • 2021 Audi RS6 Avant Vorsprung, 4.0 petrol estate, black. Mileage: 40,000 miles. Price: £87,449, £20,499 more than this car. Dealer: 101 Specialist Cars in Manchester. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2021-d13c9dd342ae
  • The nearest: 2021 Audi RS6 Avant Vorsprung, 4.0 petrol estate, black, 39 miles from this car. Mileage: 30,000 miles. Price: £78,300, £11,350 more than this car. Dealer: Marshall Motor Group Audi South East London (Beckenham) in London. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2021-a1ad54f205b5

Browse all Audi RS6 Avant cars for sale · 2021 Audi RS6 Avant price guide

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Photos

19 photos of this car are on its AskCar page.

As of 5 November 2026, AskCar lists 595,776 cars and vans from 12,945 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.