2015 BMW 6 Series Gran Coupe 3.0 640d M Sport

Version: 3.0 640d M Sport Auto RWD 4dr (309 bhp)

Price: £13,995. Fair price: £948 (7%) over the AskCar estimate of £13,047, our expected asking price for this car from its model, age, mileage and specification, drawing on 105 priced BMW 6 Series Gran Coupe adverts on AskCar as of 31 October 2026.

AskCar lists 107 used BMW 6 Series Gran Coupe from 95 UK dealerships, as of 31 October 2026.

Overview

Make
BMW
Model
6 Series Gran Coupe
Trim
M Sport
Version
3.0 640d M Sport Auto RWD 4dr (309 bhp)
Mileage
77,000 miles
Year
2015
Fuel type
Diesel
Engine
3.0 L
Gearbox
Automatic
Power
309 bhp
Seats
5
CO2
149 g/km
Colour
Blue
Doors
4
Driven wheels
Rear Wheel Drive
Engine badge
640d

About this car

This 2015 BMW 6 Series Gran Coupe M Sport is advertised with 77,000 miles on the clock. The dealer is asking £13,995, which is £948 above the AskCar estimate of £13,047. To work out the AskCar estimate, we analyse UK dealer adverts for 105 BMW 6 Series Gran Coupe cars across different ages and specifications. It first appeared in our advert records today. MOT records show an expiry date of 13 July 2027, and the latest recorded mileage is consistent with the advert. You can find this car at Essex Cars in Colchester.

Stock data as of 31 October 2026.

How we estimate prices and check cars

Price history

AskCar first saw this advert on 31 October 2026.

Recorded asking prices
Date observedAsking price
31 October 2026£13,995

Price and mileage comparison

Fair price: £948 (7%) over the AskCar estimate of £13,047.

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 105 priced BMW 6 Series Gran Coupe adverts across different ages and specifications, as of 31 October 2026.

Advertised mileage is about 1,000 miles lower than the median mileage of a 2015 BMW 6 Series Gran Coupe on AskCar.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT: valid until 13 July 2027. 75,705 miles at the last test.

Other matching cars

12 other 2015 BMW 6 Series Gran Coupe M Sport automatic diesel cars are for sale at UK dealers from £8,990 to £15,995, as of 31 October 2026.

The 5 cheapest:

The 12 matching cars have covered 50,000 to 116,400 miles, compared with 77,000 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. The AskCar estimate adjusts for these differences.

Browse all BMW 6 Series Gran Coupe cars for sale · 2015 BMW 6 Series Gran Coupe price guide

More like this

Photos

9 photos of this car are on its AskCar page.

How to contact the dealer and its opening hours are on this AskCar page.

As of 31 October 2026, AskCar lists 583,548 cars and vans from 12,716 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.