2020 BMW X3 2.0 20d M Sport

Overview

• Make: BMW
• Model: X3
• Trim: M Sport
• Version: 2.0 xDrive20d M Sport Auto 4WD Euro 6 5dr (187 bhp)
• Year: 2020
• Mileage: 74,474 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Black
• CO2: 166 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 BMW X3 M Sport has covered 74,474 miles, around 22,300 more miles than is typical for its age. The dealer is asking £20,345, which is £888 above the AskCar estimate of £19,457. To work out the AskCar estimate, we analyse UK dealer adverts for 3,099 BMW X3 cars across different ages and specifications. This car was first seen in our listings data 8 days ago. The government's MOT record matches its advertised mileage. It is for sale at Vertu BMW Teesside in Stockton-on-Tees. 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: £888 (4%) over the AskCar estimate of £19,457.

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

This 2020 BMW X3 has been on sale for at least 8 days.

Price history

AskCar first saw this advert on 29 October 2026 at £20,345. 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 7 November 2026.

It has had 3 MOTs. The latest, on 31 October 2025, passed.

Advisories at the latest test: nearside rear tyre worn close to legal limit/worn on edge wearing inner edge; offside rear tyre worn close to legal limit/worn on edge wearing inner edge.

Mileage at that test: 57,036 miles, which matches the advertised 74,474 miles.

Advertised mileage is about 22,300 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, silver. Mileage: 75,000 miles. Price: £19,995, £350 less than this car. Dealer: Ross Car Sales in Swansea. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-3f614694f7a0
• 2020 BMW X3 M Sport, 2.0 diesel SUV, grey. Mileage: 75,030 miles. Price: £19,399, £946 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, £450 less than this car. Dealer: Wokingham Trade Centre in Wokingham. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-8a13043feab7

• The nearest: 2020 BMW X3 M Sport, 2.0 diesel SUV, silver, 1 miles from this car. Mileage: 52,460 miles. Price: £22,290, £1,945 more than this car. Dealer: Rockcliffe Cars in Stockton-on-Tees. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-95f61a9e90a8