2019 Audi A4 2.0 TDI S Line

Overview

• Make: Audi
• Model: A4
• Trim: S Line
• Version: 2.0 TDI 40 S Line S tronic 4WD Euro 6 (s/s) 4dr (187 bhp)
• Year: 2019
• Mileage: 38,345 miles
• Fuel: Diesel
• Body: Saloon, 4 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic (S tronic)
• Drive: Four-wheel drive
• Colour: Blue
• CO2: 138 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 38,345 miles, this 2019 Audi A4 S Line has covered about 23,700 fewer miles than other 2019 Audi A4 cars. The dealer is asking £19,495, which is £1,490 above the AskCar estimate of £18,005. To work out the AskCar estimate, we analyse UK dealer adverts for 1,435 Audi A4 cars across different ages and specifications. The asking price is now £500 lower than when we first recorded the advert 42 days ago. Its advertised mileage matches the government's MOT record. The seller is Pontardawe Car Sales, based in Swansea. 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

Above the going rate: £1,490 (8%) over the AskCar estimate of £18,005.

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 2019 Audi A4 with the 2.0 diesel engine is typically advertised at £14,400: the median of the 151 for sale on AskCar, as of 6 November 2026.

Time on sale

This 2019 Audi A4 has been on sale for at least 42 days.

Price history

AskCar first saw this advert on 25 September 2026 at £19,995. Its asking price is now £19,495, £500 less. The latest price cut was seen on 28 October 2026.

Price changes recorded:

• 25 September 2026: £19,995
• 20 October 2026: £19,750
• 28 October 2026: £19,495

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: valid until 1 January 2027.

It has had 5 MOTs. The latest, on 8 December 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 29,348 miles, which matches the advertised 38,345 miles.

Advertised mileage is about 23,700 miles lower than the median mileage of a 2019 Audi A4 on AskCar.

Similar cars

19 other 2019 Audi A4 S Line 2.0 diesel automatic saloons are for sale at UK dealers, from £9,995 to £16,500, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2019 Audi A4 S Line, 2.0 diesel saloon, black. Mileage: 45,605 miles. Price: £16,500, £2,995 less than this car. Dealer: Chris W Roads in Ripley. AskCar page: https://askcar.co.uk/car/audi-a4-2019-a71ce5cb55d7
• 2019 Audi A4 S Line, 2.0 diesel saloon, black. Mileage: 47,000 miles. Price: £13,995, £5,500 less than this car. Dealer: Mk Motors Chalfont in Chalfont St Peter. AskCar page: https://askcar.co.uk/car/audi-a4-2019-0dbe20a1acd3
• 2019 Audi A4 S Line, 2.0 diesel saloon, black. Mileage: 47,000 miles. Price: £14,995, £4,500 less than this car. Dealer: Mk Motors Chalfont in Chalfont St Peter. AskCar page: https://askcar.co.uk/car/audi-a4-2019-d201c9234164

• The nearest: 2019 Audi A4 S Line, 2.0 diesel saloon, blue, 99 miles from this car. Mileage: 86,000 miles. Price: £9,995, £9,500 less than this car. Dealer: Halesowen Trade Centre in Birmingham. AskCar page: https://askcar.co.uk/car/audi-a4-2019-c53b7c670be4