2018 Audi A5 1.4 TFSI S Line

Price: £13,195. Good value: £1,310 (9%) under the AskCar estimate of £14,505, our expected asking price for this car from its model, age, mileage and specification, drawing on 1,865 priced Audi A5 adverts on AskCar as of 4 November 2026.

AskCar lists 1,911 used Audi A5 from 1,079 UK dealerships, as of 4 November 2026.

Overview

  • Make: Audi
  • Model: A5
  • Trim: S Line
  • Version: 1.4 TFSI S Line S tronic FWD Euro 6 (s/s) 2dr (148 bhp)
  • Year: 2018
  • Mileage: 39,611 miles
  • Fuel: Petrol
  • Body: Coupe, 2 doors, 4 seats
  • Engine: 1.4 litres, 148 bhp
  • Gearbox: Automatic (S tronic)
  • Drive: Front-wheel drive
  • Colour: Silver
  • CO2: 125 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

With 39,611 miles on the clock, this 2018 Audi A5 S Line has done roughly 31,700 fewer miles than a typical 2018 Audi A5. Priced at £13,195, it is advertised £1,310 below the AskCar estimate of £14,505. The AskCar estimate draws on 1,865 Audi A5 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We have tracked this advert today. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is advertised by Car 4 U (LDN) in Willesden. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Good value: £1,310 (9%) under the AskCar estimate of £14,505.

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 1,865 priced Audi A5 adverts across different ages and specifications, as of 4 November 2026.

A 2018 Audi A5 with the 1.4 petrol engine is typically advertised at £11,600: the median of the 26 for sale on AskCar, as of 4 November 2026.

Time on sale

AskCar first saw this 2018 Audi A5 advertised today. About half of 2018 Audi A5 cars are gone from sale within a month of being advertised: 104 of the 204 first advertised between 7 July 2026 and 1 October 2026.

Price history

AskCar first saw this advert on 4 November 2026 at £13,195. 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 September 2027.

It has had 7 MOTs. The latest, on 4 September 2026, passed.

Advisories at the latest test: windscreen wiper blade defective; nearside front upper suspension arm pin or bush worn but not resulting in excessive movement rear.

Mileage at that test: 39,383 miles, which matches the advertised 39,611 miles.

Advertised mileage is about 31,700 miles lower than the median mileage of a 2018 Audi A5 on AskCar.

Similar cars

10 other 2018 Audi A5 S Line 1.4 petrol automatic coupes are for sale at UK dealers, from £9,995 to £15,250, as of 4 November 2026.

The 3 closest to this car in mileage:

  • 2018 Audi A5 S Line, 1.4 petrol coupe, black. Mileage: 37,631 miles. Price: £14,490, £1,295 more than this car. Dealer: Ideal Car Centre in Little Hulton. AskCar page: https://askcar.co.uk/car/audi-a5-2018-b370f380abb9
  • 2018 Audi A5 S Line, 1.4 petrol coupe, white. Mileage: 42,090 miles. Price: £13,975, £780 more than this car. Dealer: Greenlight in Blackburn. AskCar page: https://askcar.co.uk/car/audi-a5-2018-0583aa6c1bf6
  • 2018 Audi A5 S Line, 1.4 petrol coupe, grey. Mileage: 44,360 miles. Price: £14,498, £1,303 more than this car. Dealer: Arnold Clark East Kilbride Vauxhall in East Kilbride. AskCar page: https://askcar.co.uk/car/audi-a5-2018-22ad84e58893
  • The nearest: 2018 Audi A5 S Line, 1.4 petrol coupe, grey, under a mile from this car. Mileage: 70,000 miles. Price: £11,195, £2,000 less than this car. Dealer: Car 4 U (LDN) in Harlesden. AskCar page: https://askcar.co.uk/car/audi-a5-2018-f3d6242a4d67

Browse all Audi A5 cars for sale · 2018 Audi A5 price guide

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Photos

24 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.