2018 Audi A6 Avant 2.0 TFSI

Overview

• Make: Audi
• Model: A6 Avant
• Version: 2.0 TFSI S tronic 4WD Euro 6 5dr (248 bhp)
• Year: 2018
• Mileage: 106,000 miles
• Fuel: Petrol
• Body: Estate, 5 doors, 5 seats
• Engine: 2.0 litres, 248 bhp
• Gearbox: Automatic (S tronic)
• Drive: Four-wheel drive
• Colour: Black
• CO2: 159 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 Audi A6 Avant has covered 106,000 miles, around 23,100 more miles than is typical for its age. Its asking price of £10,995 is £3,009 below the AskCar estimate of £14,004. To work out the AskCar estimate, we analyse UK dealer adverts for 778 Audi A6 Avant cars across different ages and specifications. We first saw this car advertised 88 days ago. Its asking price has since fallen by £1,000. Our latest MOT record expired on 21 September 2026. Check the current position with the dealer. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is for sale at Bucks Autos in Chesham. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Good value: £3,009 (21%) under the AskCar estimate of £14,004.

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 778 priced Audi A6 Avant adverts across different ages and specifications, as of 2 November 2026.

A 2018 Audi A6 Avant with the 2.0 petrol engine is typically advertised at £14,700: the median of the 50 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2018 Audi A6 Avant has been on sale for at least 88 days.

Price history

AskCar first saw this advert on 6 August 2026 at £11,995. Its asking price is now £10,995, £1,000 less. The latest price cut was seen on 6 October 2026.

Price changes recorded:

• 6 August 2026: £11,995
• 17 September 2026: £11,495
• 6 October 2026: £10,995

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: the latest record we hold ran out on 21 September 2026; ask the dealer for the current MOT.

It failed its MOT on 19 September 2025 (offside front tyre has a cut in excess of the requirements deep enough to reach the ply or cords; front brake pad(s) less than 1.5 mm thick) and passed 3 days later, on 22 September 2025.

Advisories at the latest test: nearside front tyre worn close to legal limit/worn on edge.

Mileage at that test: 93,656 miles, which matches the advertised 106,000 miles.

Advertised mileage is about 23,100 miles higher than the median mileage of a 2018 Audi A6 Avant on AskCar.