2012 BMW 6 Series 3.0 640d

Overview

• Make: BMW
• Model: 6 Series
• Version: 3.0 640d Auto RWD 2dr (309 bhp)
• Year: 2012
• Mileage: 99,987 miles
• Fuel: Diesel
• Body: Coupe, 2 doors, 4 seats
• Engine: 3.0 litres, 309 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Black
• CO2: 145 g/km

About this car

With 99,987 miles on the clock, this 2012 BMW 6 Series has done roughly 20,700 more miles than a typical 2012 BMW 6 Series. The AskCar estimate for this car is £8,144. It is priced at £7,495, which is £649 below that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 162 BMW 6 Series cars across different ages and specifications. We first saw this car advertised 158 days ago. Its asking price has since fallen by £850. The latest recorded MOT expiry date is 18 October 2026, which has passed. Confirm its status with the dealer. The government's MOT record matches its advertised mileage. You can find this car at Hexon Cars in Aylesbury. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Fair price: £649 (7%) under the AskCar estimate of £8,144.

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

It draws on 162 priced BMW 6 Series adverts across different ages and specifications, as of 2 November 2026.

A 2012 BMW 6 Series with the 3.0 diesel engine is typically advertised at £9,500: the median of the 18 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2012 BMW 6 Series has been on sale for at least 158 days.

Price history

AskCar first saw this advert on 28 May 2026 at £8,345. Its asking price is now £7,495, £850 less. The latest price cut was seen on 26 October 2026.

Price changes recorded:

• 28 May 2026: £8,345
• 5 June 2026: £8,295
• 16 June 2026: £7,945
• 2 July 2026: £7,620
• 4 July 2026: £7,495
• 26 July 2026: £7,795
• 20 August 2026: £7,495
• 1 September 2026: £7,895
• 10 September 2026: £8,495
• 15 September 2026: £7,795
• 23 September 2026: £7,495
• 30 September 2026: £6,995
• 2 October 2026: £7,695
• 26 October 2026: £7,495

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: the latest record we hold ran out on 18 October 2026; ask the dealer for the current MOT.

It has had 14 MOTs. The latest, on 6 October 2025, passed.

Advisories at the latest test: nearside rear tyre worn close to legal limit/worn on edge; offside rear tyre worn close to legal limit/worn on edge.

Mileage at that test: 98,084 miles, which matches the advertised 99,987 miles.

Advertised mileage is about 20,700 miles higher than the median mileage of a 2012 BMW 6 Series on AskCar.