2020 BMW X6 3.0 M Sport

Overview

• Make: BMW
• Model: X6
• Trim: M Sport
• Version: 3.0 M Sport Auto 4WD Euro 6 5dr
• Year: 2020
• Mileage: 69,079 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 3.0 litres
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: White
• CO2: 159 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 BMW X6 M Sport has covered 69,079 miles, around 18,000 more miles than is typical for its age. The dealer is asking £31,539, which is £1,179 above the AskCar estimate of £30,360. To work out the AskCar estimate, we analyse UK dealer adverts for 544 BMW X6 cars across different ages and specifications. We first saw this car advertised 51 days ago. Its asking price has since fallen by £1,451. The government's MOT record matches its advertised mileage. You can find this car at Vertu BMW Teesside in Stockton-on-Tees. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 9 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,179 (3%) over the AskCar estimate of £30,360.

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 544 priced BMW X6 adverts across different ages and specifications, as of 9 November 2026.

A 2020 BMW X6 with the 3.0 diesel engine is typically advertised at £36,000: the median of the 40 for sale on AskCar, as of 9 November 2026.

Time on sale

This 2020 BMW X6 has been on sale for at least 51 days.

Price history

AskCar first saw this advert on 19 September 2026 at £32,990. Its asking price is now £31,539, £1,451 less. The latest price cut was seen on 7 November 2026.

Price changes recorded:

• 19 September 2026: £32,990
• 25 September 2026: £32,937
• 30 September 2026: £32,852
• 1 October 2026: £32,801
• 2 October 2026: £32,768
• 7 October 2026: £32,749
• 8 October 2026: £32,733
• 9 October 2026: £32,545
• 16 October 2026: £32,382
• 17 October 2026: £32,373
• 22 October 2026: £32,056
• 23 October 2026: £32,039
• 7 November 2026: £31,539

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 9 November 2026: valid until 18 September 2027.

It has had 4 MOTs. The latest, on 5 September 2026, passed.

Advisories at the latest test: front brake pad(s) wearing thin; rear brake pad(s) wearing thin; oil leak, but not excessive rear differential ? pinion oil seal ? requires immediate attention; and 2 more.

Mileage at that test: 69,023 miles, which matches the advertised 69,079 miles.

Advertised mileage is about 18,000 miles higher than the median mileage of a 2020 BMW X6 on AskCar.

Similar cars

19 other 2020 BMW X6 M Sport 3.0 diesel automatic SUVs are for sale at UK dealers, from £27,495 to £41,491, as of 9 November 2026.

The 3 closest to this car in mileage:

• 2020 BMW X6 M Sport, 3.0 diesel SUV, blue. Mileage: 67,331 miles. Price: £34,488, £2,949 more than this car. Dealer: Junction 17 Cars Peterborough in Peterborough. AskCar page: https://askcar.co.uk/car/bmw-x6-2020-4fce1d1f1b84
• 2020 BMW X6 M Sport, 3.0 diesel SUV, white. Mileage: 72,400 miles. Price: £30,995, £544 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, blue. Mileage: 73,391 miles. Price: £30,995, £544 less than this car. Dealer: Euroway Leisure in Bradford. AskCar page: https://askcar.co.uk/car/bmw-x6-2020-595ed195391e