2020 Audi RS6 Avant 4.0

Overview

• Make: Audi
• Model: RS6 Avant
• Version: 4.0 TFSI Tiptronic 4WD Euro 6 5dr (592 bhp)
• Year: 2020
• Mileage: 48,700 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: 290 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 Audi RS6 Avant is advertised with 48,700 miles, approximately 3,700 above the typical mileage for its age. Its asking price of £64,980 is £2,248 below the AskCar estimate of £67,228. The AskCar estimate draws on 271 Audi RS6 Avant adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this advert 47 days ago, and its asking price has since fallen by £1,000. Its advertised mileage matches the government's MOT record. The seller is Tier One Automotive, based in Kings Langley. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Fair price: £2,248 (3%) under the AskCar estimate of £67,228.

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 7 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 7 November 2026.

Time on sale

This 2020 Audi RS6 Avant has been on sale for at least 47 days.

Price history

AskCar first saw this advert on 21 September 2026 at £65,980. Its asking price is now £64,980, £1,000 less. The latest price cut was seen on 24 October 2026.

Price changes recorded:

• 21 September 2026: £65,980
• 24 October 2026: £64,980

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 26 March 2027.

It has had 4 MOTs. The latest, on 21 March 2026, passed.

Advisories at the latest test: nearside rear tyre worn close to legal limit/worn on edge; offside rear tyre worn close to legal limit/worn on edge.

Mileage at that test: 43,061 miles, which matches the advertised 48,700 miles.

Advertised mileage is about 3,700 miles higher than the median mileage of a 2020 Audi RS6 Avant on AskCar.