2020 BMW X6 3.0 40i M Sport

Overview

• Make: BMW
• Model: X6
• Trim: M Sport
• Version: 3.0 40i M Sport Auto 4WD Euro 6 (s/s) 5dr (335 bhp)
• Year: 2020
• Mileage: 80,829 miles
• Fuel: Petrol
• Body: SUV, 5 doors, 5 seats
• Engine: 3.0 litres, 335 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Black
• CO2: 185 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 80,829 miles on the clock, this 2020 BMW X6 M Sport has done roughly 30,900 more miles than a typical 2020 BMW X6. Priced at £30,500, it is advertised £340 below the AskCar estimate of £30,840. 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 40 days ago. Its asking price has since fallen by £2,500. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is JCT600 Approved Leeds, based in Leeds. 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: £340 (1%) under the AskCar estimate of £30,840.

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 petrol 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 40 days.

Price history

AskCar first saw this advert on 26 September 2026 at £33,000. Its asking price is now £30,500, £2,500 less. The latest price cut was seen on 31 October 2026.

Price changes recorded:

• 26 September 2026: £33,000
• 6 October 2026: £31,000
• 17 October 2026: £30,885
• 25 October 2026: £30,812
• 31 October 2026: £30,500

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 11 March 2027.

It has had one MOT, on 12 March 2025, and passed.

There were no advisories at the latest test.

Mileage at that test: 58,751 miles, which matches the advertised 80,829 miles.

Advertised mileage is about 30,900 miles higher than the median mileage of a 2020 BMW X6 on AskCar.

Similar cars

6 other 2020 BMW X6 M Sport 3.0 petrol automatic SUVs are for sale at UK dealers, from £32,999 to £39,650, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2020 BMW X6 M Sport, 3.0 petrol SUV, black. Mileage: 74,000 miles. Price: £32,999, £2,499 more than this car. Dealer: Cars Of London in London. AskCar page: https://askcar.co.uk/car/bmw-x6-2020-7e0a002455ce
• 2020 BMW X6 M Sport, 3.0 petrol SUV, green. Mileage: 51,227 miles. Price: £39,650, £9,150 more than this car. Dealer: Berry Croydon BMW in Croydon. AskCar page: https://askcar.co.uk/car/bmw-x6-2020-24722ddfb11a
• 2020 BMW X6 M Sport, 3.0 petrol SUV, grey. Mileage: 51,000 miles. Price: £33,975, £3,475 more than this car. Dealer: PCBS Sales in Wolverhampton. AskCar page: https://askcar.co.uk/car/bmw-x6-2020-d920968878a3

• The nearest: 2020 BMW X6 M Sport, 3.0 petrol SUV, white, 69 miles from this car. Mileage: 49,562 miles. Price: £35,000, £4,500 more than this car. Dealer: ESP Cars in Long Eaton. AskCar page: https://askcar.co.uk/car/bmw-x6-2020-143d3841d101