2018 Audi A6 Saloon 3.0 Black Edition

Overview

• Make: Audi
• Model: A6 Saloon
• Trim: Black Edition
• Version: 3.0 TDI Black Edition S tronic 4WD Euro 6 4dr (268 bhp)
• Year: 2018
• Mileage: 73,839 miles
• Fuel: Diesel
• Body: Saloon, 4 doors, 5 seats
• Engine: 3.0 litres, 268 bhp
• Gearbox: Automatic (S tronic)
• Drive: Four-wheel drive
• Colour: White
• CO2: 138 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 73,839 miles, this 2018 Audi A6 Saloon Black Edition has covered about 6,100 more miles than other 2018 Audi A6 Saloon cars. The AskCar estimate for this car is £16,747. It is priced at £15,995, which is £752 below that estimate. The AskCar estimate uses 872 UK dealer adverts for the Audi A6 Saloon, with adjustments for age, mileage, trim, engine and other specifications. Since we first spotted the advert 150 days ago, the asking price has dropped by £500. The latest recorded MOT expiry date is 15 September 2026, which has passed. Confirm its status with the dealer. Its advertised mileage matches the government's MOT record. It is for sale at Blackline Motors in Oldham. 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: £752 (4%) under the AskCar estimate of £16,747.

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 872 priced Audi A6 Saloon adverts across different ages and specifications, as of 7 November 2026.

A 2018 Audi A6 Saloon with the 3.0 diesel engine is typically advertised at £18,000: the median of the 13 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2018 Audi A6 Saloon has been on sale for at least 150 days.

Price history

AskCar first saw this advert on 10 June 2026 at £16,495. Its asking price is now £15,995, £500 less. The latest price cut was seen on 22 October 2026.

Price changes recorded:

• 7 July 2026: £16,495
• 22 October 2026: £15,995

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: the latest record we hold ran out on 15 September 2026; ask the dealer for the current MOT.

It has had 7 MOTs. The latest, on 11 September 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 70,351 miles, which matches the advertised 73,839 miles.

Advertised mileage is about 6,100 miles higher than the median mileage of a 2018 Audi A6 Saloon on AskCar.