2018 Audi A5 1.4 TFSI S Line

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: 29,000 miles
• Fuel: Petrol
• Body: Coupe, 2 doors, 4 seats
• Engine: 1.4 litres, 148 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Black
• CO2: 125 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 29,000 miles, this 2018 Audi A5 S Line has covered about 42,900 fewer miles than other 2018 Audi A5 cars. The AskCar estimate for this car is £15,494. It is priced at £15,250, which is £244 below that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 1,830 Audi A5 cars across different ages and specifications. We first recorded this car for sale 18 days ago. The government's MOT record matches its advertised mileage. You can find this car at Windmill Autos in Sandy. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Fair price: £244 (1%) under the AskCar estimate of £15,494.

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 1,830 priced Audi A5 adverts across different ages and specifications, as of 2 November 2026.

A 2018 Audi A5 with the 1.4 petrol engine is typically advertised at £11,400: the median of the 25 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2018 Audi A5 has been on sale for at least 18 days.

Price history

AskCar first saw this advert on 15 October 2026 at £15,250. 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 2 November 2026: valid until 28 February 2027.

It has had 7 MOTs. The latest, on 19 February 2026, passed.

Advisories at the latest test: nearside front upper suspension arm pin or bush worn but not resulting in excessive movement; offside front upper suspension arm pin or bush worn but not resulting in excessive movement.

Mileage at that test: 27,824 miles, which matches the advertised 29,000 miles.

Advertised mileage is about 42,900 miles lower than the median mileage of a 2018 Audi A5 on AskCar.

Similar cars

9 other 2018 Audi A5 S Line 1.4 petrol automatic coupes are for sale at UK dealers, from £9,995 to £14,498, as of 2 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, £760 less 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, £1,275 less 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, £752 less 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, white, 8 miles from this car. Mileage: 94,000 miles. Price: £10,995, £4,255 less than this car. Dealer: Goldstone Cars in Kempston. AskCar page: https://askcar.co.uk/car/audi-a5-2018-387c5c52c6a1