2020 BMW X6 3.0 M Sport

Overview

• Make: BMW
• Model: X6
• Trim: M Sport
• Version: 3.0 MHT M Sport Auto 4WD Euro 6 (s/s) 5dr
• Year: 2020
• Mileage: 48,600 miles
• Fuel: Diesel, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 3.0 litres
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: White
• CO2: 178 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 BMW X6 M Sport has covered 48,600 miles. Priced at £35,000, it is advertised £954 above the AskCar estimate of £34,046. The AskCar estimate uses 547 UK dealer adverts for the BMW X6, with adjustments for age, mileage, trim, engine and other specifications. We first saw this car advertised 105 days ago. Its asking price has since fallen by £2,890. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Sytner Leicester BMW, based in Leicester. 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: £954 (2%) over the AskCar estimate of £34,046.

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 105 days.

Price history

AskCar first saw this advert on 23 July 2026 at £37,890. Its asking price is now £35,000, £2,890 less. The latest price cut was seen on 23 October 2026.

Price changes recorded:

• 23 July 2026: £37,890
• 18 August 2026: £37,510
• 21 August 2026: £37,450
• 5 September 2026: £37,250
• 19 September 2026: £36,950
• 25 September 2026: £36,500
• 4 October 2026: £36,000
• 18 October 2026: £35,000
• 20 October 2026: £36,000
• 23 October 2026: £35,000

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 23 November 2026.

It has had 4 MOTs. The latest, on 4 November 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 41,890 miles, which matches the advertised 48,600 miles.

Advertised mileage is about 1,300 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: 48,122 miles. Price: £36,000, £1,000 more 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, £990 more than this car. Dealer: Strategic Vehicle Solutions in Boston. AskCar page: https://askcar.co.uk/car/bmw-x6-2020-4d0673d8a9e5
• 2020 BMW X6 M Sport, 3.0 diesel SUV, grey. Mileage: 49,500 miles. Price: £36,990, £1,990 more than this car. Dealer: Premier Vehicle Group in Cheadle. AskCar page: https://askcar.co.uk/car/bmw-x6-2020-84253619d820

• The nearest: 2020 BMW X6 M Sport, 3.0 diesel SUV, black, under a mile from this car. 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