2018 Audi A4 2.0 TFSI S Line
Price: £13,495. Fair price: £340 (2%) under the AskCar estimate of £13,835, our expected asking price for this car from its model, age, mileage and specification, drawing on 1,427 priced Audi A4 adverts on AskCar as of 4 November 2026.
AskCar lists 1,488 used Audi A4 from 972 UK dealerships, as of 4 November 2026.
Overview
- Make: Audi
- Model: A4
- Trim: S Line
- Version: 2.0 TFSI S Line S tronic FWD Euro 6 4dr (187 bhp)
- Year: 2018
- Mileage: 58,789 miles
- Fuel: Petrol
- Body: Saloon, 4 doors, 5 seats
- Engine: 2.0 litres, 187 bhp
- Gearbox: Automatic (S tronic)
- Drive: Front-wheel drive
- Colour: White
- CO2: 126 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
At 58,789 miles, this 2018 Audi A4 S Line has covered about 15,200 fewer miles than other 2018 Audi A4 cars. Priced at £13,495, it is advertised £340 below the AskCar estimate of £13,835. The AskCar estimate uses 1,427 UK dealer adverts for the Audi A4, with adjustments for age, mileage, trim, engine and other specifications. We have tracked this advert for 27 days. Its advertised mileage matches the government's MOT record. It is for sale at SG Motorhouse in Hoddesdon. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 4 November 2026.
Price
Fair price: £340 (2%) under the AskCar estimate of £13,835.
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 1,427 priced Audi A4 adverts across different ages and specifications, as of 4 November 2026.
A 2018 Audi A4 with the 2.0 petrol engine is typically advertised at £12,600: the median of the 46 for sale on AskCar, as of 4 November 2026.
Time on sale
This 2018 Audi A4 has been on sale for at least 27 days.
Price history
AskCar first saw this advert on 8 October 2026 at £13,495. Its asking price has not changed.
Mileage and MOT
MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 27 July 2027.
It has had 8 MOTs. The latest, on 3 July 2026, passed.
Advisories at the latest test: front tyre slightly damaged/cracking or perishing BOTH SIDE.
Mileage at that test: 55,576 miles, which matches the advertised 58,789 miles.
Advertised mileage is about 15,200 miles lower than the median mileage of a 2018 Audi A4 on AskCar.
Similar cars
9 other 2018 Audi A4 S Line 2.0 petrol automatic saloons are for sale at UK dealers, from £10,499 to £17,900, as of 4 November 2026.
The 3 closest to this car in mileage:
- 2018 Audi A4 S Line, 2.0 petrol saloon, black. Mileage: 63,741 miles. Price: £13,349, £146 less than this car. Dealer: Cars Yard in Harrow. AskCar page: https://askcar.co.uk/car/audi-a4-2018-34a3f4c8ab19
- 2018 Audi A4 S Line, 2.0 petrol saloon. Mileage: 52,835 miles. Price: £14,500, £1,005 more than this car. Dealer: Fine Drive Motors in Farnham. AskCar page: https://askcar.co.uk/car/audi-a4-2018-41ee5d4018d5
- 2018 Audi A4 S Line, 2.0 petrol saloon, white. Mileage: 71,222 miles. Price: £12,000, £1,495 less than this car. Dealer: Stoneacre in Nottingham. AskCar page: https://askcar.co.uk/car/audi-a4-2018-da54afb6206b
Browse all Audi A4 cars for sale · 2018 Audi A4 price guide
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Photos
41 photos of this car are on its AskCar page.
As of 4 November 2026, AskCar lists 592,552 cars and vans from 12,964 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.