2020 BMW 6 Series Gran Turismo 2.0 620d M Sport

Overview

• Make: BMW
• Model: 6 Series Gran Turismo
• Trim: M Sport
• Version: 2.0 620d M Sport Auto RWD Euro 6 5dr (187 bhp)
• Year: 2020
• Mileage: 69,838 miles
• Fuel: Diesel
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: White
• CO2: 167 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

The advertised mileage for this 2020 BMW 6 Series Gran Turismo M Sport is 69,838 miles. Priced at £18,498, it is advertised £1,311 above the AskCar estimate of £17,187. To work out the AskCar estimate, we analyse UK dealer adverts for 77 BMW 6 Series Gran Turismo cars across different ages and specifications. We first recorded this car for sale 17 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Arnold Clark Glasgow South Street Chery, based in Glasgow. 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

Fair price: £1,311 (7%) over the AskCar estimate of £17,187.

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 2020 BMW 6 Series Gran Turismo has been on sale for at least 17 days.

Price history

AskCar first saw this advert on 24 October 2026 at £18,498. 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 10 November 2026: valid until 22 October 2027.

It has had 5 MOTs. The latest, on 23 October 2026, passed.

Advisories at the latest test: offside front tyre worn close to legal limit/worn on edge; offside front tyre slightly damaged/cracking or perishing.

Mileage at that test: 69,873 miles, which matches the advertised 69,838 miles.

Similar cars

6 other 2020 BMW 6 Series Gran Turismo M Sport 2.0 diesel automatic hatchbacks are for sale at UK dealers, from £14,795 to £20,950, as of 10 November 2026.

The 3 closest to this car in mileage:

• 2020 BMW 6 Series Gran Turismo M Sport, 2.0 diesel hatchback, black. Mileage: 63,745 miles. Price: £17,200, £1,298 less than this car. Dealer: Car Planet Watford in Watford. AskCar page: https://askcar.co.uk/car/bmw-6-series-gran-turismo-2020-b216f37072cc
• 2020 BMW 6 Series Gran Turismo M Sport, 2.0 diesel hatchback, blue. Mileage: 61,820 miles. Price: £16,999, £1,499 less than this car. Dealer: Fords of Winsford Manchester in Manchester. AskCar page: https://askcar.co.uk/car/bmw-6-series-gran-turismo-2020-e30f02de5ef5
• 2020 BMW 6 Series Gran Turismo M Sport, 2.0 diesel hatchback, white. Mileage: 51,471 miles. Price: £19,889, £1,391 more than this car. Dealer: Brindley Garages Brindley MG Wolverhampton in Wolverhampton. AskCar page: https://askcar.co.uk/car/bmw-6-series-gran-turismo-2020-d772e71955d3

• The nearest: 2020 BMW 6 Series Gran Turismo M Sport, 2.0 diesel hatchback, grey, 104 miles from this car. Mileage: 48,442 miles. Price: £20,950, £2,452 more than this car. Dealer: JKC BMW in Coleraine. AskCar page: https://askcar.co.uk/car/bmw-6-series-gran-turismo-2020-052eb147a537