2018 BMW 6 Series Gran Turismo M Sport

Overview

• Make: BMW
• Model: 6 Series Gran Turismo
• Trim: M Sport
• Version: M Sport Auto Euro 6 5dr
• Year: 2018
• Mileage: 56,788 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Gearbox: Automatic
• Colour: Grey
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 BMW 6 Series Gran Turismo M Sport is advertised with 56,788 miles, approximately 18,200 below the typical mileage for its age. The AskCar estimate for this car is £18,558. It is priced at £20,500, which is £1,942 above that estimate. The AskCar estimate uses UK dealer asking prices, including 77 BMW 6 Series Gran Turismo adverts, and accounts for the car’s age, mileage and specification. We first recorded this advert 65 days ago, and its asking price has since fallen by £1,350. The seller is Sytner Leicester BMW, based in Leicester. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 10 November 2026.

How we estimate prices and check cars

Price

Above the going rate: £1,942 (10%) over the AskCar estimate of £18,558.

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 77 priced BMW 6 Series Gran Turismo adverts across different ages and specifications, as of 10 November 2026.

Time on sale

This 2018 BMW 6 Series Gran Turismo has been on sale for at least 65 days.

Price history

AskCar first saw this advert on 6 September 2026 at £21,850. Its asking price is now £20,500, £1,350 less. The latest price cut was seen on 8 November 2026.

Price changes recorded:

• 6 September 2026: £21,850
• 20 October 2026: £21,500
• 27 October 2026: £21,000
• 8 November 2026: £20,500

Mileage and MOT

Advertised mileage is about 18,200 miles lower than the median mileage of a 2018 BMW 6 Series Gran Turismo on AskCar.