2021 BMW X3 3.0 30d MHT M Sport

Overview

• Make: BMW
• Model: X3
• Trim: M Sport
• Version: 3.0 MHT M Sport Auto 4WD Euro 6 5dr (282 bhp)
• Year: 2021
• Mileage: 64,500 miles
• Fuel: Diesel, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 3.0 litres, 282 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: White
• CO2: 165 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 64,500 miles on the clock, this 2021 BMW X3 M Sport has done roughly 15,600 more miles than a typical 2021 BMW X3. Its asking price of £27,090 is £533 above the AskCar estimate of £26,557. The AskCar estimate draws on 3,034 BMW X3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. This car was first seen in our listings data 8 days ago. We checked its advertised mileage against the government's MOT record, and they match. The seller is Stratstone Bmw Hull, based in Hull. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Fair price: £533 (2%) over the AskCar estimate of £26,557.

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 3,034 priced BMW X3 adverts across different ages and specifications, as of 4 November 2026.

A 2021 BMW X3 with the 3.0 diesel engine is typically advertised at £32,800: the median of the 41 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2021 BMW X3 has been on sale for at least 8 days.

Price history

AskCar first saw this advert on 27 October 2026 at £27,090. 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 4 November 2026: valid until 10 October 2027.

It has had 4 MOTs. The latest, on 25 September 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 64,249 miles, which matches the advertised 64,500 miles.

Advertised mileage is about 15,600 miles higher than the median mileage of a 2021 BMW X3 on AskCar.

Similar cars

13 other 2021 BMW X3 M Sport 3.0 diesel automatic SUVs are for sale at UK dealers, from £20,450 to £35,900, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2021 BMW X3 M Sport, 3.0 diesel SUV, silver. Mileage: 72,988 miles. Price: £26,495, £595 less than this car. Dealer: Josh Houghton Motor Company in Wigan. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-885b8c3834b2
• 2021 BMW X3 M Sport, 3.0 diesel SUV, grey. Mileage: 54,746 miles. Price: £26,495, £595 less than this car. Dealer: Pinkstones Toyota in Stoke-on-Trent. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-d282ecda98df
• 2021 BMW X3 M Sport, 3.0 diesel SUV, white. Mileage: 50,516 miles. Price: £26,980, £110 less than this car. Dealer: Phantom Motor Company in Hindley Green. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-73e67fa9c0ce

• The nearest: 2021 BMW X3 M Sport, 3.0 diesel SUV, grey, 59 miles from this car. Mileage: 42,000 miles. Price: £32,780, £5,690 more than this car. Dealer: Auto100.Co.Uk in Sutton in Ashfield. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-bc643d11d2c7