2018 Audi Q8 3.0 TDI V6 S Line

Overview

• Make: Audi
• Model: Q8
• Trim: S Line
• Version: 3.0 TDI V6 50 S Line Tiptronic 4WD Euro 6 (s/s) 5dr (282 bhp)
• Year: 2018
• Mileage: 68,800 miles
• Fuel: Diesel, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 3.0 litres, 282 bhp
• Gearbox: Automatic (Tiptronic)
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 178 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 Audi Q8 S Line is advertised with 68,800 miles on the clock. Priced at £27,500, it is advertised £2,253 below the AskCar estimate of £29,753. The AskCar estimate uses 433 UK dealer adverts for the Audi Q8, with adjustments for age, mileage, trim, engine and other specifications. This car was first seen in our listings data 11 days ago. Its advertised mileage matches the government's MOT record. It is advertised by Reverie Autos in Hatfield. 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: £2,253 (7%) under the AskCar estimate of £29,753.

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 433 priced Audi Q8 adverts across different ages and specifications, as of 2 November 2026.

A 2018 Audi Q8 with the 3.0 diesel engine is typically advertised at £31,000: the median of the 33 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2018 Audi Q8 has been on sale for at least 11 days.

Price history

AskCar first saw this advert on 22 October 2026 at £27,500. 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 12 September 2027.

It failed its MOT on 12 September 2026 (front brake disc significantly and obviously worn) and passed 1 day later, on 13 September 2026.

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

Mileage at that test: 66,609 miles, which matches the advertised 68,800 miles.

Advertised mileage is about 1,300 miles higher than the median mileage of a 2018 Audi Q8 on AskCar.

Similar cars

22 other 2018 Audi Q8 S Line 3.0 diesel automatic SUVs are for sale at UK dealers, from £22,950 to £39,995, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2018 Audi Q8 S Line, 3.0 diesel SUV, grey. Mileage: 68,389 miles. Price: £28,489, £989 more than this car. Dealer: Essex Prestige in Harlow. AskCar page: https://askcar.co.uk/car/audi-q8-2018-384543d894b6
• 2018 Audi Q8 S Line, 3.0 diesel SUV, grey. Mileage: 68,385 miles. Price: £28,995, £1,495 more than this car. Dealer: John Clark Motor Group Dundee Audi in Dundee. AskCar page: https://askcar.co.uk/car/audi-q8-2018-3f34501eb319
• 2018 Audi Q8 S Line, 3.0 diesel SUV, blue. Mileage: 69,700 miles. Price: £31,995, £4,495 more than this car. Dealer: Autolab Select in Blackburn. AskCar page: https://askcar.co.uk/car/audi-q8-2018-bb79e8499958

• The nearest: 2018 Audi Q8 S Line, 3.0 diesel SUV, black, 10 miles from this car. Mileage: 40,000 miles. Price: £39,995, £12,495 more than this car. Dealer: AH Specialist Cars in Watford. AskCar page: https://askcar.co.uk/car/audi-q8-2018-531f4bca3bcc