2025 Audi A6 Avant 2.0 TDI S Line

Overview

• Make: Audi
• Model: A6 Avant
• Trim: S Line
• Version: 2.0 TDI S Line S tronic 4WD Euro 6 (s/s) 5dr (201 bhp)
• Year: 2025
• Mileage: 15,472 miles
• Fuel: Diesel
• Body: Estate, 5 doors, 5 seats
• Engine: 2.0 litres, 201 bhp
• Gearbox: Automatic (S tronic)
• Drive: Four-wheel drive
• Colour: Black
• CO2: 139 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

The advertised mileage for this 2025 Audi A6 Avant S Line is 15,472 miles. Its asking price of £37,500 is £956 below the AskCar estimate of £38,456. The AskCar estimate draws on 785 Audi A6 Avant adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this advert 161 days ago, and its asking price has since fallen by £11,000. The seller is Sytner Group Wakefield Audi, based in Wakefield. 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: £956 (2%) under the AskCar estimate of £38,456.

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 785 priced Audi A6 Avant adverts across different ages and specifications, as of 5 November 2026.

A 2025 Audi A6 Avant with the 2.0 diesel engine is typically advertised at £39,200: the median of the 19 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2025 Audi A6 Avant has been on sale for at least 161 days.

Price history

AskCar first saw this advert on 28 May 2026 at £48,500. Its asking price is now £37,500, £11,000 less. The latest price cut was seen on 17 October 2026.

Price changes recorded:

• 28 May 2026: £48,500
• 17 June 2026: £46,000
• 11 July 2026: £45,000
• 30 July 2026: £42,500
• 13 August 2026: £40,000
• 14 October 2026: £37,000
• 17 October 2026: £36,750
• 23 October 2026: £37,500

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 1,200 miles higher than the median mileage of a 2025 Audi A6 Avant on AskCar.

Similar cars

3 other 2025 Audi A6 Avant S Line 2.0 diesel automatic estates are for sale at UK dealers, from £37,500 to £40,495, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2025 Audi A6 Avant S Line, 2.0 diesel estate, grey. Mileage: 12,312 miles. Price: £37,500, the same price as this car. Dealer: Sytner Group Leicester Audi in Leicester. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2025-9fe49795e7c0
• 2025 Audi A6 Avant S Line, 2.0 diesel estate, blue. Mileage: 21,530 miles. Price: £39,985, £2,485 more than this car. Dealer: Listers Honda Stratford-upon-Avon in Stratford-upon-Avon. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2025-f0dffca820c2
• 2025 Audi A6 Avant S Line, 2.0 diesel estate, green. Mileage: 9,034 miles. Price: £40,495, £2,995 more than this car. Dealer: Listers Honda Stratford-upon-Avon in Stratford-upon-Avon. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2025-3107f8edab22