2015 BMW 6 Series Gran Coupe 3.0 640d M Sport

Overview

• Make: BMW
• Model: 6 Series Gran Coupe
• Trim: M Sport
• Version: 3.0 640d M Sport Auto RWD 4dr (309 bhp)
• Year: 2015
• Mileage: 76,975 miles
• Fuel: Diesel
• Body: 4 doors, 5 seats
• Engine: 3.0 litres, 309 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Blue
• CO2: 149 g/km

About this car

This 2015 BMW 6 Series Gran Coupe M Sport is advertised with 76,975 miles, approximately 11,600 below the typical mileage for its age. The dealer is asking £13,995, which is £858 above the AskCar estimate of £13,137. To work out the AskCar estimate, we analyse UK dealer adverts for 111 BMW 6 Series Gran Coupe cars across different ages and specifications. We have tracked this advert for 8 days. The government's MOT record matches its advertised mileage. You can find this car at Essex Cars in Colchester. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 8 November 2026.

How we estimate prices and check cars

Price

Fair price: £858 (6%) over the AskCar estimate of £13,137.

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 111 priced BMW 6 Series Gran Coupe adverts across different ages and specifications, as of 8 November 2026.

A 2015 BMW 6 Series Gran Coupe with the 3.0 diesel engine is typically advertised at £12,100: the median of the 20 for sale on AskCar, as of 8 November 2026.

Time on sale

This 2015 BMW 6 Series Gran Coupe has been on sale for at least 8 days.

Price history

AskCar first saw this advert on 31 October 2026 at £13,995. 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 8 November 2026: valid until 13 July 2027.

It failed its MOT on 13 July 2026 (offside rear tyre has a bulge, caused by separation or partial failure of its structure) and passed 1 day later, on 14 July 2026.

Advisories at the latest test: rear prop shaft flexible coupling slightly deteriorated.

Mileage at that test: 75,705 miles, which matches the advertised 76,975 miles.

Advertised mileage is about 11,600 miles lower than the median mileage of a 2015 BMW 6 Series Gran Coupe on AskCar.