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: 46,250 miles
• Fuel: Diesel, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 157 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 BMW X3 M Sport has covered 46,250 miles, around 5,800 fewer miles than is typical for its age. Its asking price of £24,300 is £330 below the AskCar estimate of £24,630. To work out the AskCar estimate, we analyse UK dealer adverts for 3,076 BMW X3 cars across different ages and specifications. We first saw this car advertised 33 days ago. Its asking price has since fallen by £1,600. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Vines of Guildford BMW, based in Guildford. 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: £330 (1%) under the AskCar estimate of £24,630.

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

This 2020 BMW X3 has been on sale for at least 33 days.

Price history

AskCar first saw this advert on 3 October 2026 at £25,900. Its asking price is now £24,300, £1,600 less. The latest price cut was seen on 29 October 2026.

Price changes recorded:

• 3 October 2026: £25,900
• 9 October 2026: £24,995
• 17 October 2026: £24,795
• 25 October 2026: £24,495
• 29 October 2026: £24,300

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 21 September 2027.

It has had 4 MOTs. The latest, on 28 August 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 45,671 miles, which matches the advertised 46,250 miles.

Advertised mileage is about 5,800 miles lower 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, black. Mileage: 45,912 miles. Price: £22,490, £1,810 less than this car. Dealer: Savannah in Southend-on-Sea. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-90159ab76ec9
• 2020 BMW X3 M Sport, 2.0 diesel SUV, black. Mileage: 46,619 miles. Price: £20,995, £3,305 less than this car. Dealer: Park's Land Rover Inverness in Inverness. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-422bdad8e5a5
• 2020 BMW X3 M Sport, 2.0 diesel SUV, white. Mileage: 45,745 miles. Price: £24,049, £251 less than this car. Dealer: Motorpoint Burnley in Burnley. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-0028124c6b13

• The nearest: 2020 BMW X3 M Sport, 2.0 diesel SUV, black, under a mile from this car. Mileage: 58,475 miles. Price: £21,695, £2,605 less than this car. Dealer: Vines of Guildford BMW in Guildford. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-842384df8334