2018 Audi A5 2.0 TDI ultra S Line

Overview

• Make: Audi
• Model: A5
• Trim: S Line
• Version: 2.0 TDI ultra S Line S tronic FWD Euro 6 (s/s) 5dr Sportback (187 bhp)
• Year: 2018
• Mileage: 117,000 miles
• Fuel: Diesel
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Black
• CO2: 112 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 Audi A5 S Line has covered 117,000 miles. Priced at £11,900, it is advertised £869 above the AskCar estimate of £11,031. To work out the AskCar estimate, we analyse UK dealer adverts for 1,830 Audi A5 cars across different ages and specifications. It first appeared in our advert records 38 days ago. The last MOT shows 125,119 miles, more than the advert. This is worth checking with the dealer. Its MOT is recorded as valid until 16 June 2027. The seller is Clear Motors, based in Grays. 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: £869 (7%) over the AskCar estimate of £11,031.

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 2.0 diesel engine is typically advertised at £13,900: the median of the 117 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2018 Audi A5 has been on sale for at least 38 days.

Price history

AskCar first saw this advert on 25 September 2026 at £11,900. 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 16 June 2027.

It failed its MOT on 17 June 2026 (engine MIL inoperative or indicates a malfunction) and passed later the same day.

Advisories at the latest test: nearside rear tyre worn close to legal limit/worn on edge; offside rear tyre worn close to legal limit/worn on edge.

Mileage at that test: 125,119 miles. The advert says 117,000 miles, fewer than the MOT record, so ask the dealer which is right.

Advertised mileage is about 45,100 miles higher than the median mileage of a 2018 Audi A5 on AskCar.

Similar cars

16 other 2018 Audi A5 S Line 2.0 diesel automatic hatchbacks are for sale at UK dealers, from £11,990 to £19,500, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2018 Audi A5 S Line, 2.0 diesel hatchback, black. Mileage: 133,000 miles. Price: £11,990, £90 more than this car. Dealer: DAB Cars in Bury. AskCar page: https://askcar.co.uk/car/audi-a5-2018-fdf3524ba6f1
• 2018 Audi A5 S Line, 2.0 diesel hatchback, blue. Mileage: 94,000 miles. Price: £12,395, £495 more than this car. Dealer: HML Motors in Chorley. AskCar page: https://askcar.co.uk/car/audi-a5-2018-cf8370d4d4bd
• 2018 Audi A5 S Line, 2.0 diesel hatchback, white. Mileage: 92,900 miles. Price: £12,995, £1,095 more than this car. Dealer: Rydding Lane Auto Sale in West Bromwich. AskCar page: https://askcar.co.uk/car/audi-a5-2018-fdd3d267d9a1

• The nearest: 2018 Audi A5 S Line, 2.0 diesel hatchback, black, 16 miles from this car. Mileage: 73,000 miles. Price: £14,490, £2,590 more than this car. Dealer: LVMC in High Ongar. AskCar page: https://askcar.co.uk/car/audi-a5-2018-ec5126d01072