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: 60,588 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

This 2020 BMW X6 M Sport is advertised with 60,588 miles, approximately 10,700 above the typical mileage for its age. Priced at £34,975, it is advertised £184 above the AskCar estimate of £34,791. The AskCar estimate uses UK dealer asking prices, including 547 BMW X6 adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 119 days ago. Its asking price has since fallen by £975. Our records show an MOT expiry date of 1 September 2026, which has passed. Ask the dealer for an update. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Group 1 Borehamwood BMW, based in Borehamwood. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £184 (under 1%) over the AskCar estimate of £34,791.

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 547 priced BMW X6 adverts across different ages and specifications, as of 5 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 5 November 2026.

Time on sale

This 2020 BMW X6 has been on sale for at least 119 days.

Price history

AskCar first saw this advert on 9 July 2026 at £35,950. Its asking price is now £34,975, £975 less. The latest price cut was seen on 18 October 2026.

Price changes recorded:

• 9 July 2026: £35,950
• 15 July 2026: £36,950
• 20 July 2026: £36,450
• 25 July 2026: £35,995
• 31 July 2026: £35,750
• 6 August 2026: £35,994
• 15 August 2026: £35,450
• 20 August 2026: £35,994
• 30 August 2026: £35,750
• 1 September 2026: £35,350
• 4 September 2026: £34,994
• 16 September 2026: £34,944
• 22 September 2026: £34,774
• 26 September 2026: £34,994
• 1 October 2026: £35,994
• 8 October 2026: £34,994
• 14 October 2026: £34,995
• 18 October 2026: £34,450
• 26 October 2026: £34,975

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: the latest record we hold ran out on 1 September 2026; ask the dealer for the current MOT.

It has had 3 MOTs. The latest, on 28 August 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 51,221 miles, which matches the advertised 60,588 miles.

Advertised mileage is about 10,700 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 5 November 2026.

The 3 closest to this car in mileage:

• 2020 BMW X6 M Sport, 3.0 diesel SUV, black. Mileage: 60,685 miles. Price: £35,000, the same price as this car. Dealer: Sytner Leicester BMW in Leicester. AskCar page: https://askcar.co.uk/car/bmw-x6-2020-0a0382b25e2b
• 2020 BMW X6 M Sport, 3.0 diesel SUV, black. Mileage: 61,000 miles. Price: £33,990, £985 less than this car. Dealer: Nelsons Cars in Landulph. AskCar page: https://askcar.co.uk/car/bmw-x6-2020-9be5b7311409
• 2020 BMW X6 M Sport, 3.0 diesel SUV, grey. Mileage: 62,000 miles. Price: £33,590, £1,385 less than this car. Dealer: Elite Cars Scotland in Wishaw. AskCar page: https://askcar.co.uk/car/bmw-x6-2020-5bc1be73413d

• The nearest: 2020 BMW X6 M Sport, 3.0 diesel SUV, white, 15 miles from this car. Mileage: 48,122 miles. Price: £36,000, £1,025 more than this car. Dealer: Sonny Adams Motor Company in Welwyn Garden City. AskCar page: https://askcar.co.uk/car/bmw-x6-2020-236aba997950