2020 BMW X3 2.0 20d MHT M Sport

Overview

• Make: BMW
• Model: X3
• Trim: M Sport
• Version: 2.0 20d MHT M Sport Auto 4WD Euro 6 (s/s) 5dr (187 bhp)
• Year: 2020
• Mileage: 75,000 miles
• Fuel: Diesel, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Silver
• CO2: 157 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 75,000 miles on the clock, this 2020 BMW X3 M Sport has done roughly 22,800 more miles than a typical 2020 BMW X3. The AskCar estimate for this car is £20,489. It is priced at £19,995, which is £494 below that estimate. The AskCar estimate uses UK dealer asking prices, including 3,099 BMW X3 adverts, and accounts for the car’s age, mileage and specification. This car was first seen in our listings data today. According to the government's MOT record, its advertised mileage is consistent with the latest test. You can find this car at Ross Car Sales in Swansea. 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: £494 (2%) under the AskCar estimate of £20,489.

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 3,099 priced BMW X3 adverts across different ages and specifications, as of 6 November 2026.

A 2020 BMW X3 with the 2.0 diesel engine is typically advertised at £22,000: the median of the 104 for sale on AskCar, as of 6 November 2026.

Time on sale

AskCar first saw this 2020 BMW X3 advertised today. About 6 in 10 of 2020 BMW X3 cars are gone from sale within a month of being advertised: 135 of the 244 first advertised between 11 July 2026 and 3 October 2026.

Price history

AskCar first saw this advert on 6 November 2026 at £19,995. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: valid until 2 February 2027.

It has had 4 MOTs. The latest, on 3 February 2026, passed.

Advisories at the latest test: nearside rear tyre worn close to legal limit/worn on edge size: 245/50/19 (2.54mm); offside rear tyre worn close to legal limit/worn on edge size: 245/50/19 (2.42mm).

Mileage at that test: 67,931 miles, which matches the advertised 75,000 miles.

Advertised mileage is about 22,800 miles higher than the median mileage of a 2020 BMW X3 on AskCar.

Similar cars

74 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 6 November 2026.

The 3 closest to this car in mileage:

• 2020 BMW X3 M Sport, 2.0 diesel SUV, grey. Mileage: 75,030 miles. Price: £19,399, £596 less than this car. Dealer: Browns of Richmond in Richmond. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-dd3fc577f17a
• 2020 BMW X3 M Sport, 2.0 diesel SUV, black. Mileage: 75,300 miles. Price: £19,895, £100 less than this car. Dealer: Wokingham Trade Centre in Wokingham. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-8a13043feab7
• 2020 BMW X3 M Sport, 2.0 diesel SUV, black. Mileage: 74,474 miles. Price: £20,345, £350 more than this car. Dealer: Vertu BMW Teesside in Teesside. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-f7f9c6140b7b

• The nearest: 2020 BMW X3 M Sport, 2.0 diesel SUV, black, 62 miles from this car. Mileage: 82,919 miles. Price: £21,499, £1,504 more than this car. Dealer: MINI UK at Cotswold Hereford in Hereford. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-54a07a9ba8ec