2021 BMW X3 2.0 20d MHT M Sport

Overview

• Make: BMW
• Model: X3
• Trim: M Sport
• Version: 2.0 MHT M Sport Auto 4WD Euro 6 5dr (187 bhp)
• Year: 2021
• Mileage: 28,487 miles
• Fuel: Diesel, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: White
• CO2: 157 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 28,487 miles, this 2021 BMW X3 M Sport has covered about 19,400 fewer miles than other 2021 BMW X3 cars. Priced at £26,449, it is advertised £1,843 below the AskCar estimate of £28,292. The AskCar estimate uses UK dealer asking prices, including 3,099 BMW X3 adverts, and accounts for the car’s age, mileage and specification. Since we first spotted the advert 30 days ago, the asking price has dropped by £500. We checked its advertised mileage against the government's MOT record, and they match. You can find this car at Lloyd South Lakes BMW in Grange-Over-Sands. 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: £1,843 (6%) under the AskCar estimate of £28,292.

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 2021 BMW X3 with the 2.0 diesel engine is typically advertised at £24,500: the median of the 181 for sale on AskCar, as of 6 November 2026.

Time on sale

This 2021 BMW X3 has been on sale for at least 30 days.

Price history

AskCar first saw this advert on 7 October 2026 at £26,949. Its asking price is now £26,449, £500 less. The latest price cut was seen on 4 November 2026.

Price changes recorded:

• 7 October 2026: £26,949
• 27 October 2026: £26,749
• 4 November 2026: £26,449

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: valid until 20 August 2027.

It has had 3 MOTs. The latest, on 18 August 2026, passed.

Advisories at the latest test: tyre worn close to legal limit/worn on edge both front tyres outer edges; tyre slightly damaged/cracking or perishing both rear tyres slightly cracking.

Mileage at that test: 28,067 miles, which matches the advertised 28,487 miles.

Advertised mileage is about 19,400 miles lower than the median mileage of a 2021 BMW X3 on AskCar.

Similar cars

99 other 2021 BMW X3 M Sport 2.0 diesel automatic SUVs are for sale at UK dealers, from £16,295 to £35,995, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2021 BMW X3 M Sport, 2.0 diesel SUV, white. Mileage: 28,487 miles. Price: £26,449, the same price as this car. Dealer: Lloyd Motor Group in Aberdeen. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-40ce5a6e9fe7
• 2021 BMW X3 M Sport, 2.0 diesel SUV, blue. Mileage: 27,983 miles. Price: £26,744, £295 more than this car. Dealer: Vertu BMW Teesside in Teesside. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-14837c8601f5
• 2021 BMW X3 M Sport, 2.0 diesel SUV, white. Mileage: 27,200 miles. Price: £35,995, £9,546 more than this car. Dealer: A C G Motors in Manchester. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-af61103938b5

• The nearest: 2021 BMW X3 M Sport, 2.0 diesel SUV, white, 30 miles from this car. Mileage: 41,120 miles. Price: £23,995, £2,454 less than this car. Dealer: Lloyd Blackpool BMW in Blackpool. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-7f1fa333b4f7