2023 Audi RS6 Avant 4.0 TFSI V8 Performance Carbon Black

Overview

• Make: Audi
• Model: RS6 Avant
• Trim: Performance Carbon Black
• Version: 4.0 TFSI V8 Performance Carbon Black Tiptronic 4WD Euro 6 (s/s) 5dr (621 bhp)
• Year: 2023
• Mileage: 35,500 miles
• Fuel: Petrol
• Body: Estate, 5 doors, 5 seats
• Engine: 4.0 litres, 621 bhp
• Gearbox: Automatic (Tiptronic)
• Drive: Four-wheel drive
• Colour: Black
• CO2: 279 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Audi RS6 Avant Performance Carbon Black is advertised with 35,500 miles, approximately 15,400 above the typical mileage for its age. Its asking price of £86,995 is £292 above the AskCar estimate of £86,703. The AskCar estimate draws on 271 Audi RS6 Avant adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 165 days ago. Its asking price has since fallen by £8,000. We checked its advertised mileage against the government's MOT record, and they match. You can find this car at CSH Performance in Elland. 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: £292 (under 1%) over the AskCar estimate of £86,703.

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 2023 Audi RS6 Avant with the 4.0 petrol engine is typically advertised at £87,000: the median of the 24 for sale on AskCar, as of 9 November 2026.

Time on sale

This 2023 Audi RS6 Avant has been on sale for at least 165 days.

Price history

AskCar first saw this advert on 28 May 2026 at £94,995. Its asking price is now £86,995, £8,000 less. The latest price cut was seen on 23 October 2026.

Price changes recorded:

• 29 May 2026: £94,995
• 5 July 2026: £92,995
• 27 July 2026: £89,995
• 23 October 2026: £86,995

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 9 November 2026: valid until 14 June 2027.

It has had one MOT, on 15 June 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 35,515 miles, which matches the advertised 35,500 miles.

Advertised mileage is about 15,400 miles higher than the median mileage of a 2023 Audi RS6 Avant on AskCar.