2018 BMW 6 Series Gran Coupe

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

£18,699

Fair price: within 8% of the typical £19,447 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
60,118 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
Black
Doors
4
Driven wheels
Rear Wheel Drive
Engine badge
640d
Emissions standard
Euro 6

About this car

The advertised mileage for this 2018 BMW 6 Series Gran Coupe M Sport is 60,118 miles. Our estimated market asking price is £19,447. This car is advertised at £18,699, which is £748 below 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 saw this car advertised 150 days ago. Its asking price has since fallen by £300. That may be worth mentioning if you discuss the price with the dealer. Its MOT is recorded as valid until 7 April 2027. The advertised mileage is consistent with the latest MOT reading. You can find this car at Ccs Car Sales in Thatcham.

Stock data from 23 October 2026.

How we estimate prices and check cars

Price history

First seen on 28 May 2026, 150 days ago. Advert duration calculated on 25 October 2026. Net asking-price reduction: £300 from the first recorded £18,999. 4 price reductions recorded, the latest observed on 25 July 2026.

Recorded asking prices
Date observedAsking price
28 May 2026£18,999
10 June 2026£18,699
19 June 2026£18,499
7 July 2026£18,299
25 July 2026£17,999
26 July 2026£17,999
11 October 2026£18,699
23 October 2026£18,699

Price and mileage comparison

Estimated market asking price: £19,447. The asking price is £748 below 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 700 miles lower than typical for a 2018 BMW 6 Series Gran Coupe.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 7 April 2027. 59,822 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
£16,50086,833 miles
£16,99582,568 miles
£17,19076,237 miles

These cars have covered 8,000–86,833 miles, compared with 60,118 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

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

Vehicle photos

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