2020 BMW X3 2.0 20d M Sport

Overview

• Make: BMW
• Model: X3
• Trim: M Sport
• Version: 2.0 20d M Sport Auto 4WD Euro 6 (s/s) 5dr (187 bhp)
• Year: 2020
• Mileage: 93,481 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Silver
• CO2: 144 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 93,481 miles on the clock, this 2020 BMW X3 M Sport has done roughly 41,400 more miles than a typical 2020 BMW X3. The dealer is asking £17,000, which is £324 below the AskCar estimate of £17,324. To work out the AskCar estimate, we analyse UK dealer adverts for 3,076 BMW X3 cars across different ages and specifications. The dealer may accept less. This car has been on sale for at least 161 days, and its asking price is down £850. Its advertised mileage matches the government's MOT record. It is advertised by Mebs Motors in Peterborough. 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: £324 (1%) under the AskCar estimate of £17,324.

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 3,076 priced BMW X3 adverts across different ages and specifications, as of 5 November 2026.

A 2020 BMW X3 with the 2.0 diesel engine is typically advertised at £22,200: the median of the 100 for sale on AskCar, as of 5 November 2026.

Time on sale

The dealer may accept less. This 2020 BMW X3 has been on sale for at least 161 days, and its asking price has been cut by £850. About 6 in 10 of 2020 BMW X3 cars are gone from sale within a month of being advertised: 132 of the 237 first advertised between 11 July 2026 and 2 October 2026.

Price history

AskCar first saw this advert on 28 May 2026 at £17,850. Its asking price is now £17,000, £850 less. The latest price cut was seen on 18 September 2026.

Price changes recorded:

• 28 May 2026: £17,850
• 12 July 2026: £17,500
• 10 September 2026: £17,200
• 18 September 2026: £17,000

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 20 February 2027.

It has had 5 MOTs. The latest, on 21 February 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 93,437 miles, which matches the advertised 93,481 miles.

Advertised mileage is about 41,400 miles higher than the median mileage of a 2020 BMW X3 on AskCar.

Similar cars

69 other 2020 BMW X3 M Sport 2.0 diesel automatic SUVs are for sale at UK dealers, from £16,499 to £28,295, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2020 BMW X3 M Sport, 2.0 diesel SUV, white. Mileage: 92,000 miles. Price: £20,950, £3,950 more than this car. Dealer: PMA Cars NI in Newry. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-17b30abc4a54
• 2020 BMW X3 M Sport, 2.0 diesel SUV, black. Mileage: 94,970 miles. Price: £16,895, £105 less than this car. Dealer: V12 Sports & Classics Ltd - Hinckley in Hinckley. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-48829855deac
• 2020 BMW X3 M Sport, 2.0 diesel SUV, blue. Mileage: 95,000 miles. Price: £18,200, £1,200 more than this car. Dealer: Car Planet Watford in Watford. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-29105905dd1c

• The nearest: 2020 BMW X3 M Sport, 2.0 diesel SUV, blue, 17 miles from this car. Mileage: 87,769 miles. Price: £19,990, £2,990 more than this car. Dealer: Brampton Motor Group in Brampton. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-1c3cc2a1d454