2018 Audi A4 Avant 2.0 TFSI S Line
Price: £15,745. Fair price: £937 (5%) under the AskCar estimate of £16,682, our expected asking price for this car from its model, age, mileage and specification, drawing on 1,244 priced Audi A4 Avant adverts on AskCar as of 7 November 2026.
AskCar lists 1,306 used Audi A4 Avant from 861 UK dealerships, as of 7 November 2026.
Overview
- Make: Audi
- Model: A4 Avant
- Trim: S Line
- Version: 2.0 TFSI S Line S tronic FWD Euro 6 5dr (187 bhp)
- Year: 2018
- Mileage: 45,000 miles
- Fuel: Petrol
- Body: Estate, 5 doors, 5 seats
- Engine: 2.0 litres, 187 bhp
- Gearbox: Automatic (S tronic)
- Drive: Front-wheel drive
- Colour: Blue
- CO2: 130 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
This 2018 Audi A4 Avant S Line has covered 45,000 miles, around 32,300 fewer miles than is typical for its age. The dealer is asking £15,745, which is £937 below the AskCar estimate of £16,682. To work out the AskCar estimate, we analyse UK dealer adverts for 1,244 Audi A4 Avant cars across different ages and specifications. It first appeared in our advert records 8 days ago. We checked its advertised mileage against the government's MOT record, and they match. The seller is Motorline Direct, based in Loughborough. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 7 November 2026.
Price
Fair price: £937 (5%) under the AskCar estimate of £16,682.
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 1,244 priced Audi A4 Avant adverts across different ages and specifications, as of 7 November 2026.
A 2018 Audi A4 Avant with the 2.0 petrol engine is typically advertised at £14,000: the median of the 30 for sale on AskCar, as of 7 November 2026.
Time on sale
This 2018 Audi A4 Avant has been on sale for at least 8 days.
Price history
AskCar first saw this advert on 30 October 2026 at £15,745. 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 7 November 2026: valid until 12 February 2027.
It has had 6 MOTs. The latest, on 12 February 2026, passed.
There were no advisories at the latest test.
Mileage at that test: 44,135 miles, which matches the advertised 45,000 miles.
Advertised mileage is about 32,300 miles lower than the median mileage of a 2018 Audi A4 Avant on AskCar.
Similar cars
4 other 2018 Audi A4 Avant S Line 2.0 petrol automatic estates are for sale at UK dealers, from £13,990 to £20,995, as of 7 November 2026.
The 3 closest to this car in mileage:
- 2018 Audi A4 Avant S Line, 2.0 petrol estate, grey. Mileage: 45,704 miles. Price: £14,480, £1,265 less than this car. Dealer: Hilton Garage in Derby. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2018-8361b98ef940
- 2018 Audi A4 Avant S Line, 2.0 petrol estate, red. Mileage: 56,464 miles. Price: £18,795, £3,050 more than this car. Dealer: Jones Motor Company in Chester. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2018-a411c7711477
- 2018 Audi A4 Avant S Line, 2.0 petrol estate, white. Mileage: 15,401 miles. Price: £20,995, £5,250 more than this car. Dealer: Jones Motor Company in Chester. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2018-f63dd125b3ce
Browse all Audi A4 Avant cars for sale · 2018 Audi A4 Avant price guide
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Photos
99 photos of this car are on its AskCar page.
As of 7 November 2026, AskCar lists 601,018 cars and vans from 12,892 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.