2018 Audi A4 2.0 TDI S Line

Overview

• Make: Audi
• Model: A4
• Trim: S Line
• Version: 2.0 TDI S Line S tronic 4WD Euro 6 (s/s) 4dr (187 bhp)
• Year: 2018
• Mileage: 53,527 miles
• Fuel: Diesel
• Body: Saloon, 4 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic (S tronic)
• Drive: Four-wheel drive
• Colour: White
• CO2: 118 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 Audi A4 S Line is advertised with 53,527 miles, approximately 21,000 below the typical mileage for its age. Its asking price of £14,790 is £729 below the AskCar estimate of £15,519. The AskCar estimate uses UK dealer asking prices, including 1,435 Audi A4 adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 46 days ago. Its asking price has since fallen by £700. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is JCT600 Volkswagen Bradford, based in Bradford. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £729 (4%) under the AskCar estimate of £15,519.

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 1,435 priced Audi A4 adverts across different ages and specifications, as of 6 November 2026.

A 2018 Audi A4 with the 2.0 diesel engine is typically advertised at £12,800: the median of the 47 for sale on AskCar, as of 6 November 2026.

Time on sale

This 2018 Audi A4 has been on sale for at least 46 days.

Price history

AskCar first saw this advert on 21 September 2026 at £15,490. Its asking price is now £14,790, £700 less. The latest price cut was seen on 6 November 2026.

Price changes recorded:

• 21 September 2026: £15,490
• 25 September 2026: £14,990
• 26 September 2026: £15,490
• 6 November 2026: £14,790

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: valid until 28 February 2027.

It has had 7 MOTs. The latest, on 20 February 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 50,824 miles, which matches the advertised 53,527 miles.

Advertised mileage is about 21,000 miles lower than the median mileage of a 2018 Audi A4 on AskCar.

Similar cars

6 other 2018 Audi A4 S Line 2.0 diesel automatic saloons are for sale at UK dealers, from £11,500 to £16,990, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2018 Audi A4 S Line, 2.0 diesel saloon, grey. Mileage: 68,830 miles. Price: £12,995, £1,795 less than this car. Dealer: Saline Motors in Dunfermline. AskCar page: https://askcar.co.uk/car/audi-a4-2018-eb54952af002
• 2018 Audi A4 S Line, 2.0 diesel saloon, white. Mileage: 74,552 miles. Price: £12,500, £2,290 less than this car. Dealer: Marshall BMW Scunthorpe in Scunthorpe. AskCar page: https://askcar.co.uk/car/audi-a4-2018-e204df0cd915
• 2018 Audi A4 S Line, 2.0 diesel saloon, red. Mileage: 26,000 miles. Price: £16,990, £2,200 more than this car. Dealer: Stratus in Basingstoke. AskCar page: https://askcar.co.uk/car/audi-a4-2018-1353ab15e222

• The nearest: 2018 Audi A4 S Line, 2.0 diesel saloon, grey, 24 miles from this car. Mileage: 91,400 miles. Price: £11,500, £3,290 less than this car. Dealer: Freeman Motors in Oldham. AskCar page: https://askcar.co.uk/car/audi-a4-2018-9dff009210b5