2018 BMW 6 Series Gran Turismo

3.0 630d M Sport Auto RWD Euro 6 (s/s) 5dr GT (261 bhp)

£19,175

Fair price: within 8% of the typical £19,420 for this model, age and mileage, drawing on 71 adverts of this make and model.

Overview

Make: BMW
Model: 6 Series Gran Turismo
Trim: M SPORT
Version: 3.0 630d M Sport Auto RWD Euro 6 (s/s) 5dr GT (261 bhp)
Mileage: 56,204 miles
Year: 2018
Fuel type: Diesel
Body type: Hatchback
Engine: 3.0 L
Gearbox: Automatic
Power: 261 bhp
Seats: 5
CO2: 139 g/km
Colour: Grey
Doors: 5
Driven wheels: Rear Wheel Drive
Engine badge: 630d
Emissions standard: Euro 6

About this car

At 56,204 miles, this 2018 BMW 6 Series Gran Turismo M Sport has covered about 27,200 fewer miles than other 2018 BMW 6 Series Gran Turismo cars. Our estimated market asking price is £19,420. This car is advertised at £19,175, which is £245 below that figure. To estimate its market asking price, we analyse UK dealer adverts for 71 BMW 6 Series Gran Turismo cars across different ages and specifications. Since we first spotted the advert 151 days ago, the asking price has dropped by £820. It may give you a starting point for a conversation about price. MOT records show an expiry date of 10 January 2027, and the latest recorded mileage is consistent with the advert. The seller is David Hayton Autostore Penrith, based in Penrith.

Stock data from 23 October 2026.

How we estimate prices and check cars

Price history

First seen on 28 May 2026, 151 days ago. Advert duration calculated on 26 October 2026. Net asking-price reduction: £820 from the first recorded £19,995. 5 price reductions recorded, the latest observed on 21 October 2026.

Recorded asking prices
Date observed	Asking price
28 May 2026	£19,995
10 July 2026	£19,995
25 July 2026	£19,895
26 July 2026	£19,895
10 August 2026	£19,795
17 August 2026	£19,185
25 August 2026	£19,385
16 September 2026	£19,295
21 October 2026	£19,175
23 October 2026	£19,175

Price and mileage comparison

Estimated market asking price: £19,420. The asking price is £245 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 71 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 27,200 miles lower than typical for a 2018 BMW 6 Series Gran Turismo.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 10 January 2027. 55,129 miles at the last test.

16 other cars with the same year, trim, gearbox and fuel are for sale from £11,995 to £18,998.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£11,995	130,785 miles
£12,995	108,163 miles
£13,000	111,646 miles
£14,200	90,000 miles
£14,999	106,174 miles

These cars have covered 49,012–130,785 miles, compared with 56,204 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 Turismo cars for sale · 2018 BMW 6 Series Gran Turismo 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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