2015 BMW 6 Series 3.0 640d M Sport

Overview

• Make: BMW
• Model: 6 Series
• Trim: M Sport
• Version: 3.0 640d M Sport Auto RWD Euro 5 (s/s) 2dr (309 bhp)
• Year: 2015
• Mileage: 107,306 miles
• Fuel: Diesel
• Body: Convertible, 2 doors, 4 seats
• Engine: 3.0 litres, 309 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Grey
• CO2: 149 g/km
• Emissions standard: Euro 5

About this car

With 107,306 miles on the clock, this 2015 BMW 6 Series M Sport has done roughly 31,800 more miles than a typical 2015 BMW 6 Series. Priced at £10,623, it is advertised £130 below the AskCar estimate of £10,753. The AskCar estimate uses UK dealer asking prices, including 161 BMW 6 Series adverts, and accounts for the car’s age, mileage and specification. We first recorded this car for sale today. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Northridge Cars Hemel Hempstead, based in Hemel Hempstead. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £130 (1%) under the AskCar estimate of £10,753.

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 161 priced BMW 6 Series adverts across different ages and specifications, as of 5 November 2026.

A 2015 BMW 6 Series with the 3.0 diesel engine is typically advertised at £13,000: the median of the 15 for sale on AskCar, as of 5 November 2026.

Time on sale

AskCar first saw this 2015 BMW 6 Series advertised today.

Price history

AskCar first saw this advert on 5 November 2026 at £10,623. 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 5 November 2026: valid until 28 January 2027.

It has had 13 MOTs. The latest, on 21 January 2026, passed.

Advisories at the latest test: offside rear nail in tyre; central rear prop shaft flexible coupling slightly deteriorated; front fog lamps inoperative.

Mileage at that test: 103,010 miles, which matches the advertised 107,306 miles.

Advertised mileage is about 31,800 miles higher than the median mileage of a 2015 BMW 6 Series on AskCar.

Similar cars

3 other 2015 BMW 6 Series M Sport 3.0 diesel automatic convertibles are for sale at UK dealers, from £12,495 to £15,995, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2015 BMW 6 Series M Sport, 3.0 diesel convertible, black. Mileage: 87,000 miles. Price: £12,495, £1,872 more than this car. Dealer: Lindale Motors in Oldham. AskCar page: https://askcar.co.uk/car/bmw-6-series-2015-28907f2fd929
• 2015 BMW 6 Series M Sport, 3.0 diesel convertible, white. Mileage: 83,000 miles. Price: £13,400, £2,777 more than this car. Dealer: GS Car Centre in Preston. AskCar page: https://askcar.co.uk/car/bmw-6-series-2015-b18722741083
• 2015 BMW 6 Series M Sport, 3.0 diesel convertible, black. Mileage: 59,000 miles. Price: £15,995, £5,372 more than this car. Dealer: Eclipse Car Sales in Winchester. AskCar page: https://askcar.co.uk/car/bmw-6-series-2015-ab26f5ca29de