2018 Audi Q5 2.0 TDI S Line

Overview

• Make: Audi
• Model: Q5
• Trim: S Line
• Version: 2.0 TDI 40 S Line S tronic 4WD Euro 6 (s/s) 5dr (187 bhp)
• Year: 2018
• Mileage: 51,599 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic (S tronic)
• Drive: Four-wheel drive
• Colour: Black
• CO2: 146 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 51,599 miles, this 2018 Audi Q5 S Line has covered about 17,700 fewer miles than other 2018 Audi Q5 cars. The AskCar estimate for this car is £18,459. It is priced at £17,995, which is £464 below that estimate. The AskCar estimate uses UK dealer asking prices, including 3,083 Audi Q5 adverts, and accounts for the car’s age, mileage and specification. Since we first spotted the advert 158 days ago, the asking price has dropped by £1,480. Our records show an MOT expiry date of 30 September 2026, which has passed. Ask the dealer for an update. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Luton Trade Centre, based in Luton. 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: £464 (2%) under the AskCar estimate of £18,459.

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 3,083 priced Audi Q5 adverts across different ages and specifications, as of 2 November 2026.

A 2018 Audi Q5 with the 2.0 diesel engine is typically advertised at £16,400: the median of the 225 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2018 Audi Q5 has been on sale for at least 158 days.

Price history

AskCar first saw this advert on 28 May 2026 at £19,475. Its asking price is now £17,995, £1,480 less. The latest price cut was seen on 19 October 2026.

Price changes recorded:

• 29 May 2026: £19,475
• 16 June 2026: £18,995
• 3 August 2026: £18,795
• 19 September 2026: £18,495
• 19 October 2026: £17,995

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: the latest record we hold ran out on 30 September 2026; ask the dealer for the current MOT.

It failed its MOT on 17 September 2025 (engine MIL inoperative or indicates a malfunction; front windscreen wiper does not clear the windscreen effectively both) and passed later the same day.

Advisories at the latest test: offside rear child seat fitted not allowing full inspection of adult belt.

Mileage at that test: 49,721 miles, which matches the advertised 51,599 miles.

Advertised mileage is about 17,700 miles lower than the median mileage of a 2018 Audi Q5 on AskCar.

Similar cars

92 other 2018 Audi Q5 S Line 2.0 diesel automatic SUVs are for sale at UK dealers, from £11,750 to £20,450, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2018 Audi Q5 S Line, 2.0 diesel SUV, blue. Mileage: 51,258 miles. Price: £17,850, £145 less than this car. Dealer: Group 1 Automotive Stansted Audi in Bishop's Stortford. AskCar page: https://askcar.co.uk/car/audi-q5-2018-90afc3ca50cc
• 2018 Audi Q5 S Line, 2.0 diesel SUV, black. Mileage: 52,315 miles. Price: £17,093, £902 less than this car. Dealer: KN Motors in Bedford. AskCar page: https://askcar.co.uk/car/audi-q5-2018-a5e249d4c19c
• 2018 Audi Q5 S Line, 2.0 diesel SUV, black. Mileage: 50,800 miles. Price: £18,749, £754 more than this car. Dealer: Donnelly Automotive in Ballymena. AskCar page: https://askcar.co.uk/car/audi-q5-2018-a163bdd88ce3

• The nearest: 2018 Audi Q5 S Line, 2.0 diesel SUV, grey, 2 miles from this car. Mileage: 86,352 miles. Price: £15,485, £2,510 less than this car. Dealer: IM Car Supermarket in Dunstable. AskCar page: https://askcar.co.uk/car/audi-q5-2018-a8334ea46114