2017 BMW 6 Series

3.0 640i M Sport Auto RWD Euro 6 2dr (315 bhp)

£16,900

Good value: £1,566 under the typical £18,466 for this model, age and mileage, drawing on 155 adverts of this make and model.

Overview

Make
BMW
Model
6 Series
Trim
M SPORT
Version
3.0 640i M Sport Auto RWD Euro 6 2dr (315 bhp)
Mileage
52,104 miles
Year
2017
Fuel type
Petrol
Body type
Coupe
Engine
3.0 L
Gearbox
Automatic
Power
315 bhp
Seats
4
CO2
180 g/km
Colour
White
Doors
2
Driven wheels
Rear Wheel Drive
Engine badge
640i
Emissions standard
Euro 6

About this car

At 52,104 miles, this 2017 BMW 6 Series M Sport has covered about 7,200 fewer miles than other 2017 BMW 6 Series cars. Our estimated market asking price is £18,466. This car is advertised at £16,900, which is £1,566 below that figure. We use UK dealer asking prices, including 155 BMW 6 Series listings, and account for the car’s age, mileage and specification. Since we first spotted the advert 23 days ago, the asking price has dropped by £400. Its MOT is recorded as valid until 20 March 2027. The advertised mileage is consistent with the latest MOT reading. It is advertised by Car Planet Watford in Rickmansworth.

Stock data from 22 October 2026.

How we estimate prices and check cars

Price history

First seen on 30 September 2026, 23 days ago. Advert duration calculated on 23 October 2026. Net asking-price reduction: £400 from the first recorded £17,300. 2 price reductions recorded, the latest observed on 19 October 2026.

Recorded asking prices
Date observedAsking price
30 September 2026£17,300
12 October 2026£17,150
19 October 2026£16,900
22 October 2026£16,900

Price and mileage comparison

Estimated market asking price: £18,466. The asking price is £1,566 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 155 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 7,200 miles lower than typical for a 2017 BMW 6 Series.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 20 March 2027. 49,766 miles at the last test.

2 other cars with the same year, trim, gearbox and fuel are for sale from £19,425 to £24,999.

Other matching cars
Asking priceMileage
£19,42544,012 miles
£24,99924,596 miles

These cars have covered 24,596–44,012 miles, compared with 52,104 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 cars for sale · 2017 BMW 6 Series price guide

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

Vehicle photos