2018 Audi A6 3.0 S Line

Overview

• Make: Audi
• Model: A6
• Trim: S Line
• Version: 3.0 S Line Auto 4WD Euro 6 5dr
• Year: 2018
• Mileage: 15,000 miles
• Fuel: Diesel
• Body: Estate, 5 doors, 5 seats
• Engine: 3.0 litres
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: White
• Emissions standard: Euro 6, ULEZ compliant

About this car

The advertised mileage for this 2018 Audi A6 S Line is 15,000 miles. Its asking price of £39,985 is £15,099 above the AskCar estimate of £24,886. The AskCar estimate uses 64 UK dealer adverts for the Audi A6, with adjustments for age, mileage, trim, engine and other specifications. We have tracked this advert for 160 days. The seller is Bedford Specialist Cars, based in Bedford. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Above the going rate: £15,099 (60%) over the AskCar estimate of £24,886.

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 64 priced Audi A6 adverts across different ages and specifications, as of 4 November 2026.

Time on sale

This 2018 Audi A6 has been on sale for at least 160 days.

Price history

AskCar first saw this advert on 28 May 2026 at £39,985. Its asking price has not changed.

Similar cars

1 other 2018 Audi A6 S Line 3.0 diesel automatic estate is for sale at UK dealers, as of 4 November 2026.

The closest to this car in mileage:

• 2018 Audi A6 S Line, 3.0 diesel estate, grey. Mileage: 60,000 miles. Price: £20,990, £18,995 less than this car. Dealer: Derby Trade Cars in Derby. AskCar page: https://askcar.co.uk/car/audi-a6-2018-fe7fac22253f