2018 BMW 6 Series Gran Coupe

3.0 640d M Sport Auto RWD Euro 6 (s/s) 4dr (309 bhp)

£16,500

Fair price: within 8% of the typical £16,050 for this model, age and mileage, drawing on 104 adverts of this make and model.

Overview

Make
BMW
Model
6 Series Gran Coupe
Trim
M SPORT
Version
3.0 640d M Sport Auto RWD Euro 6 (s/s) 4dr (309 bhp)
Mileage
86,833 miles
Year
2018
Fuel type
Diesel
Body type
Saloon
Engine
3.0 L
Gearbox
Automatic
Power
309 bhp
Seats
5
CO2
152 g/km
Colour
Blue
Doors
4
Driven wheels
Rear Wheel Drive
Engine badge
640d
Emissions standard
Euro 6

About this car

This 2018 BMW 6 Series Gran Coupe M Sport has covered 86,833 miles, around 26,000 more than typical for its age. Our estimated market asking price is £16,050. This car is advertised at £16,500, which is £450 above that figure. Our estimate draws on 104 BMW 6 Series Gran Coupe adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this car for sale 35 days ago. MOT records show an expiry date of 20 December 2026, and the latest recorded mileage is consistent with the advert. You can find this car at Walters Motor Group - Loddon in Norwich.

Stock data from 23 October 2026.

How we estimate prices and check cars

Price history

First seen on 20 September 2026, 35 days ago. Advert duration calculated on 25 October 2026.

Recorded asking prices
Date observedAsking price
20 September 2026£16,500
23 October 2026£16,500

Price and mileage comparison

Estimated market asking price: £16,050. The asking price is £450 above this estimate.

The estimate uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It estimates an advertised price, not a confirmed sale price.

The pricing calculation includes 104 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 26,000 miles higher than typical for a 2018 BMW 6 Series Gran Coupe.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 20 December 2026. 75,160 miles at the last test.

15 other cars with the same year, trim, gearbox and fuel are for sale from £15,495 to £27,995.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£15,49586,000 miles
£16,40083,433 miles
£16,99582,568 miles
£17,19076,237 miles
£17,29962,612 miles

These cars have covered 8,000–86,000 miles, compared with 86,833 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

Browse all BMW 6 Series Gran Coupe cars for sale · 2018 BMW 6 Series Gran Coupe price guide

More like this

How to contact the dealer, its opening hours and the cheaper cars like this one are on this AskCar page.

Vehicle photos

AskCar lists 589,789 cars from 13,079 UK dealer locations, read and updated daily from dealer websites. More than any other UK site. No dealer pays to be listed.