2018 BMW 6 Series

Overview

Make

BMW

Model

6 Series

Trim

M SPORT

Version

3.0 640d M Sport Auto RWD Euro 6 (s/s) 2dr (309 bhp)

Mileage

57,000 miles

Year

2018

Fuel type

Diesel

Body type

Coupe

Engine

3.0 L

Gearbox

Automatic

Power

309 bhp

Seats

4

CO2

147 g/km

Colour

Black

Doors

2

Driven wheels

Rear Wheel Drive

Engine badge

640d

Emissions standard

Euro 6

About this car

This 2018 BMW 6 Series M Sport is advertised with 57,000 miles, approximately 10,700 above the typical mileage for its age. Its asking price of £18,500 is £2,243 below our estimate of £20,743. To estimate its market asking price, we analyse UK dealer adverts for 158 BMW 6 Series cars across different ages and specifications. This car was first seen in our listings data 23 days ago. Its recorded MOT is valid until 30 January 2027, and its advertised mileage is consistent with the latest MOT reading. The seller is Wigan Vehicle Solutions, based in Pemberton.

Stock data from 20 October 2026.

How we estimate prices and check cars

Price and mileage comparison

Estimated market asking price: £20,743. The asking price is £2,243 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 158 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 10,700 miles higher than typical for a 2018 BMW 6 Series.

The advertised mileage is consistent with the last MOT reading.