2025 Audi RS6 Avant 4.0 Performance

Price: £87,495. Fair price: £5,869 (6%) under the AskCar estimate of £93,364, our expected asking price for this car from its model, age, mileage and specification, drawing on 264 priced Audi RS6 Avant adverts on AskCar as of 1 November 2026.

AskCar lists 271 used Audi RS6 Avant from 201 UK dealerships, as of 1 November 2026.

Overview

  • Make: Audi
  • Model: RS6 Avant
  • Trim: Performance
  • Version: 4.0 RS 6 TFSI Performance Tiptronic 4WD Euro 6 5dr (621 bhp)
  • Year: 2025
  • Mileage: 10,434 miles
  • Fuel: Petrol
  • Body: 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 2025 Audi RS6 Avant Performance is advertised with 10,434 miles, approximately 2,100 below the typical mileage for its age. Priced at £87,495, it is advertised £5,869 below the AskCar estimate of £93,364. The AskCar estimate uses 264 UK dealer adverts for the Audi RS6 Avant, with adjustments for age, mileage, trim, engine and other specifications. We first saw this car advertised 60 days ago. Its asking price has since fallen by £9,500. It is for sale at Listers Honda Stratford-upon-Avon in Stratford-on-Avon. 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: £5,869 (6%) under the AskCar estimate of £93,364.

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 2025 Audi RS6 Avant has been on sale for at least 60 days.

Price history

AskCar first saw this advert on 2 September 2026 at £96,995. Its asking price is now £87,495, £9,500 less. The latest price cut was seen on 28 October 2026.

Price changes recorded:

  • 2 September 2026: £96,995
  • 23 September 2026: £96,241
  • 22 October 2026: £94,991
  • 23 October 2026: £89,991
  • 28 October 2026: £87,495

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 2,100 miles lower than the median mileage of a 2025 Audi RS6 Avant on AskCar.

Browse all Audi RS6 Avant cars for sale · 2025 Audi RS6 Avant price guide

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Photos

32 photos of this car are on its AskCar page.

As of 1 November 2026, AskCar lists 578,994 cars and vans from 12,654 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.