2021 BMW X6 3.0 M Sport

Overview

• Make: BMW
• Model: X6
• Trim: M Sport
• Version: 3.0 MHT M Sport Auto 4WD Euro 6 5dr
• Year: 2021
• Mileage: 63,733 miles
• Fuel: Diesel, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 3.0 litres
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Black
• CO2: 185 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 BMW X6 M Sport is advertised with 63,733 miles, approximately 15,300 above the typical mileage for its age. The dealer is asking £36,500, which is £1,072 above the AskCar estimate of £35,428. To work out the AskCar estimate, we analyse UK dealer adverts for 547 BMW X6 cars across different ages and specifications. We first saw this car advertised 51 days ago. Its asking price has since fallen by £500. The recorded MOT expired on 28 October 2026, so ask the dealer whether it has been renewed. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is ESP Cars, based in Nottingham. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,072 (3%) over the AskCar estimate of £35,428.

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 6 November 2026.

A 2021 BMW X6 with the 3.0 diesel engine is typically advertised at £37,900: the median of the 39 for sale on AskCar, as of 6 November 2026.

Time on sale

This 2021 BMW X6 has been on sale for at least 51 days.

Price history

AskCar first saw this advert on 16 September 2026 at £37,000. Its asking price is now £36,500, £500 less. The latest price cut was seen on 15 October 2026.

Price changes recorded:

• 16 September 2026: £37,000
• 15 October 2026: £36,500

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: the latest record we hold ran out on 28 October 2026; ask the dealer for the current MOT.

It has had 2 MOTs. The latest, on 21 October 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 52,551 miles, which matches the advertised 63,733 miles.

Advertised mileage is about 15,300 miles higher than the median mileage of a 2021 BMW X6 on AskCar.

Similar cars

30 other 2021 BMW X6 M Sport 3.0 diesel automatic SUVs are for sale at UK dealers, from £29,999 to £43,500, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2021 BMW X6 M Sport, 3.0 diesel SUV, green. Mileage: 64,900 miles. Price: £37,490, £990 more than this car. Dealer: Hitchfields in Huddersfield. AskCar page: https://askcar.co.uk/car/bmw-x6-2021-d8b89ca23fd5
• 2021 BMW X6 M Sport, 3.0 diesel SUV, black. Mileage: 60,000 miles. Price: £39,995, £3,495 more than this car. Dealer: AH Specialist Cars in Watford. AskCar page: https://askcar.co.uk/car/bmw-x6-2021-d605dfa56e8f
• 2021 BMW X6 M Sport, 3.0 diesel SUV, black. Mileage: 68,825 miles. Price: £32,495, £4,005 less than this car. Dealer: Stoneacre in Worksop. AskCar page: https://askcar.co.uk/car/bmw-x6-2021-eb2726961d59

• The nearest: 2021 BMW X6 M Sport, 3.0 diesel SUV, grey, 7 miles from this car. Mileage: 46,450 miles. Price: £34,900, £1,600 less than this car. Dealer: Sytner Select Nottingham in Nottingham. AskCar page: https://askcar.co.uk/car/bmw-x6-2021-ffec2b6aab47