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: 66,798 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

This 2020 BMW X3 M Sport is advertised with 66,798 miles, approximately 14,800 above the typical mileage for its age. The dealer is asking £22,990, which is £2,068 above the AskCar estimate of £20,922. To work out the AskCar estimate, we analyse UK dealer adverts for 3,076 BMW X3 cars across different ages and specifications. We have tracked this advert today. Its advertised mileage matches the government's MOT record. It is for sale at Fermanagh Auto Sales in Enniskillen. 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

Above the going rate: £2,068 (9%) over the AskCar estimate of £20,922.

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

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: 132 of the 237 first advertised between 11 July 2026 and 2 October 2026.

Price history

AskCar first saw this advert on 5 November 2026 at £22,990. 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 5 November 2026: valid until 3 September 2027.

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

There were no advisories at the latest test.

Mileage at that test: 66,297 miles, which matches the advertised 66,798 miles.

Advertised mileage is about 14,800 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, silver. Mileage: 66,024 miles. Price: £22,000, £990 less than this car. Dealer: Whitegate Motors in Burnley. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-370eec7cb221
• 2020 BMW X3 M Sport, 2.0 diesel SUV, black. Mileage: 65,345 miles. Price: £20,690, £2,300 less than this car. Dealer: Stratstone Bmw Harrogate in Harrogate. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-26530310c058
• 2020 BMW X3 M Sport, 2.0 diesel SUV, blue. Mileage: 65,042 miles. Price: £20,500, £2,490 less than this car. Dealer: Big Motoring World Sheffield in Sheffield. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-d4f13de7a990

• The nearest: 2020 BMW X3 M Sport, 2.0 diesel SUV, white, 56 miles from this car. Mileage: 92,000 miles. Price: £20,950, £2,040 less than this car. Dealer: PMA Cars NI in Newry. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-17b30abc4a54