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: 49,500 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 3.0 litres, 261 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 203 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

The advertised mileage for this 2020 BMW X6 M Sport is 49,500 miles. Priced at £36,990, it is advertised £260 above the AskCar estimate of £36,730. 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 recorded this advert 19 days ago, and its asking price has since fallen by £500. The government's MOT record matches its advertised mileage. You can find this car at Premier Vehicle Group in Cheadle. 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: £260 (under 1%) over the AskCar estimate of £36,730.

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 19 days.

Price history

AskCar first saw this advert on 17 October 2026 at £37,490. Its asking price is now £36,990, £500 less. The latest price cut was seen on 21 October 2026.

Price changes recorded:

• 17 October 2026: £37,490
• 21 October 2026: £36,990

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 26 October 2027.

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

Advisories at the latest test: nearside rear brake pad(s) wearing thin; offside rear brake pad(s) wearing thin.

Mileage at that test: 49,091 miles, which matches the advertised 49,500 miles.

Advertised mileage is about 400 miles lower 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, white. Mileage: 48,600 miles. Price: £35,000, £1,990 less than this car. Dealer: Sytner Leicester BMW in Leicester. AskCar page: https://askcar.co.uk/car/bmw-x6-2020-bfaca245a2d1
• 2020 BMW X6 M Sport, 3.0 diesel SUV, white. Mileage: 48,122 miles. Price: £36,000, £990 less than this car. Dealer: Sonny Adams Motor Company in Welwyn Garden City. AskCar page: https://askcar.co.uk/car/bmw-x6-2020-236aba997950
• 2020 BMW X6 M Sport, 3.0 diesel SUV, blue. Mileage: 48,000 miles. Price: £35,990, £1,000 less than this car. Dealer: Strategic Vehicle Solutions in Boston. AskCar page: https://askcar.co.uk/car/bmw-x6-2020-4d0673d8a9e5

• The nearest: 2020 BMW X6 M Sport, 3.0 diesel SUV, white, 17 miles from this car. Mileage: 58,000 miles. Price: £34,640, £2,350 less than this car. Dealer: Phantom Motor Company in Hindley Green. AskCar page: https://askcar.co.uk/car/bmw-x6-2020-7dc16cbaab13