2020 BMW X7 3.0 30d M Sport

Overview

• Make: BMW
• Model: X7
• Trim: M Sport
• Version: 3.0 30d M Sport Auto 4WD Euro 6 (s/s) 5dr (261 bhp)
• Year: 2020
• Mileage: 78,785 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 7 seats
• Engine: 3.0 litres, 261 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 220 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 78,785 miles, this 2020 BMW X7 M Sport has covered about 15,100 more miles than other 2020 BMW X7 cars. The AskCar estimate for this car is £39,446. It is priced at £37,150, which is £2,296 below that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 403 BMW X7 cars across different ages and specifications. We first saw this car advertised 63 days ago. Its asking price has since fallen by £1,350. We checked its advertised mileage against the government's MOT record, and they match. It is for sale at Car Planet Watford in Rickmansworth. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Fair price: £2,296 (5%) under the AskCar estimate of £39,446.

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 403 priced BMW X7 adverts across different ages and specifications, as of 4 November 2026.

A 2020 BMW X7 with the 3.0 diesel engine is typically advertised at £42,000: the median of the 39 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2020 BMW X7 has been on sale for at least 63 days.

Price history

AskCar first saw this advert on 2 September 2026 at £38,500. Its asking price is now £37,150, £1,350 less. The latest price cut was seen on 30 October 2026.

Price changes recorded:

• 2 September 2026: £38,500
• 20 September 2026: £38,450
• 28 September 2026: £38,500
• 5 October 2026: £38,350
• 11 October 2026: £38,050
• 17 October 2026: £37,750
• 23 October 2026: £37,450
• 30 October 2026: £37,150

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 9 August 2027.

It has had 5 MOTs. The latest, on 10 August 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 77,173 miles, which matches the advertised 78,785 miles.

Advertised mileage is about 15,100 miles higher than the median mileage of a 2020 BMW X7 on AskCar.

Similar cars

20 other 2020 BMW X7 M Sport 3.0 diesel automatic SUVs are for sale at UK dealers, from £35,925 to £52,990, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2020 BMW X7 M Sport, 3.0 diesel SUV, blue. Mileage: 80,000 miles. Price: £42,995, £5,845 more than this car. Dealer: Revised Car Company in Hoddesdon. AskCar page: https://askcar.co.uk/car/bmw-x7-2020-3a974b7a87a2
• 2020 BMW X7 M Sport, 3.0 diesel SUV, black. Mileage: 76,000 miles. Price: £41,489, £4,339 more than this car. Dealer: A6 Motors in Luton. AskCar page: https://askcar.co.uk/car/bmw-x7-2020-776411830bcb
• 2020 BMW X7 M Sport, 3.0 diesel SUV, black. Mileage: 82,225 miles. Price: £39,290, £2,140 more than this car. Dealer: Stratstone Bmw Leeds in Leeds. AskCar page: https://askcar.co.uk/car/bmw-x7-2020-3a9c614f0e23

• The nearest: 2020 BMW X7 M Sport, 3.0 diesel SUV, black, 16 miles from this car. Mileage: 100,000 miles. Price: £35,925, £1,225 less than this car. Dealer: Project Cars in Ashford. AskCar page: https://askcar.co.uk/car/bmw-x7-2020-489b24b55609