2018 Audi A5 2.0 TFSI S Line

Overview

• Make: Audi
• Model: A5
• Trim: S Line
• Version: 2.0 TFSI S Line S tronic FWD Euro 6 (s/s) 5dr Sportback (187 bhp)
• Year: 2018
• Mileage: 86,550 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 128 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 Audi A5 S Line has covered 86,550 miles, around 15,100 more miles than is typical for its age. The dealer is asking £11,995, which is £30 below the AskCar estimate of £12,025. To work out the AskCar estimate, we analyse UK dealer adverts for 1,869 Audi A5 cars across different ages and specifications. We first recorded this car for sale today. According to the government's MOT record, its advertised mileage is consistent with the latest test. You can find this car at Tenby Car Supermarket in Luton. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Fair price: £30 (under 1%) under the AskCar estimate of £12,025.

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 1,869 priced Audi A5 adverts across different ages and specifications, as of 7 November 2026.

A 2018 Audi A5 with the 2.0 petrol engine is typically advertised at £13,500: the median of the 125 for sale on AskCar, as of 7 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: 110 of the 212 first advertised between 7 July 2026 and 4 October 2026.

Price history

AskCar first saw this advert on 7 November 2026 at £11,995. 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 19 April 2027.

It failed its MOT on 1 April 2026 (tyre pressure monitoring system malfunctioning or obviously inoperative) and passed later the same day.

Advisories at the latest test: under trays fitted obscuring view of various items.

Mileage at that test: 75,493 miles, which matches the advertised 86,550 miles.

Advertised mileage is about 15,100 miles higher than the median mileage of a 2018 Audi A5 on AskCar.

Similar cars

25 other 2018 Audi A5 S Line 2.0 petrol automatic hatchbacks are for sale at UK dealers, from £10,789 to £19,999, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2018 Audi A5 S Line, 2.0 petrol hatchback, grey. Mileage: 87,000 miles. Price: £12,500, £505 more than this car. Dealer: BWC Used Cars Telford in Telford. AskCar page: https://askcar.co.uk/car/audi-a5-2018-b5cac209fd84
• 2018 Audi A5 S Line, 2.0 petrol hatchback, grey. Mileage: 87,858 miles. Price: £14,490, £2,495 more than this car. Dealer: RHM Cars in St Ives. AskCar page: https://askcar.co.uk/car/audi-a5-2018-5cd727aab231
• 2018 Audi A5 S Line, 2.0 petrol hatchback, black. Mileage: 89,335 miles. Price: £12,275, £280 more than this car. Dealer: Trade Car Sales in Bury. AskCar page: https://askcar.co.uk/car/audi-a5-2018-327e50bf6729

• The nearest: 2018 Audi A5 S Line, 2.0 petrol hatchback, grey, 13 miles from this car. Mileage: 70,009 miles. Price: £17,490, £5,495 more than this car. Dealer: Park Road Garage in Bedford. AskCar page: https://askcar.co.uk/car/audi-a5-2018-9c20a02847eb