2020 BMW X6 3.0 30d M Sport

Overview

• Make: BMW
• Model: X6
• Trim: M Sport
• Version: 3.0 30d M Sport Auto 4WD Euro 6 (s/s) 5dr (261 bhp)
• Year: 2020
• Mileage: 67,331 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 3.0 litres, 261 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Blue
• CO2: 203 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 67,331 miles on the clock, this 2020 BMW X6 M Sport has done roughly 16,500 more miles than a typical 2020 BMW X6. The AskCar estimate for this car is £33,270. It is priced at £34,488, which is £1,218 above that estimate. The AskCar estimate draws on 543 BMW X6 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We have tracked this advert for 1 day. Its advertised mileage matches the government's MOT record. You can find this car at Junction 17 Cars Peterborough in Yaxley. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 8 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,218 (3%) over the AskCar estimate of £33,270.

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 543 priced BMW X6 adverts across different ages and specifications, as of 8 November 2026.

A 2020 BMW X6 with the 3.0 diesel engine is typically advertised at £36,000: the median of the 39 for sale on AskCar, as of 8 November 2026.

Time on sale

AskCar first saw this 2020 BMW X6 advertised 1 day ago.

Price history

AskCar first saw this advert on 7 November 2026 at £34,488. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 8 November 2026: valid until 16 September 2027.

It has had 4 MOTs. The latest, on 11 September 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 67,624 miles, which matches the advertised 67,331 miles.

Advertised mileage is about 16,500 miles higher than the median mileage of a 2020 BMW X6 on AskCar.

Similar cars

18 other 2020 BMW X6 M Sport 3.0 diesel automatic SUVs are for sale at UK dealers, from £27,495 to £41,991, as of 8 November 2026.

The 3 closest to this car in mileage:

• 2020 BMW X6 M Sport, 3.0 diesel SUV, white. Mileage: 72,400 miles. Price: £30,995, £3,493 less than this car. Dealer: Northbank Prestige & Performance in Droitwich Spa. AskCar page: https://askcar.co.uk/car/bmw-x6-2020-951c79a15ba7
• 2020 BMW X6 M Sport, 3.0 diesel SUV, grey. Mileage: 62,000 miles. Price: £33,590, £898 less than this car. Dealer: Elite Cars Scotland in Wishaw. AskCar page: https://askcar.co.uk/car/bmw-x6-2020-5bc1be73413d
• 2020 BMW X6 M Sport, 3.0 diesel SUV, blue. Mileage: 73,391 miles. Price: £30,995, £3,493 less than this car. Dealer: Euroway Leisure in Bradford. AskCar page: https://askcar.co.uk/car/bmw-x6-2020-595ed195391e

• The nearest: 2020 BMW X6 M Sport, 3.0 diesel SUV, blue, 29 miles from this car. Mileage: 48,000 miles. Price: £35,990, £1,502 more than this car. Dealer: Strategic Vehicle Solutions in Boston. AskCar page: https://askcar.co.uk/car/bmw-x6-2020-4d0673d8a9e5