2021 BMW X3 2.0 20i MHT M Sport

Overview

• Make: BMW
• Model: X3
• Trim: M Sport
• Version: 2.0 20i MHT M Sport Auto 4WD Euro 6 (s/s) 5dr (181 bhp)
• Year: 2021
• Mileage: 15,723 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Blue
• CO2: 175 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 BMW X3 M Sport is advertised with 15,723 miles, approximately 31,800 below the typical mileage for its age. Priced at £32,998, it is advertised £1,829 above the AskCar estimate of £31,169. The AskCar estimate draws on 3,052 BMW X3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. It first appeared in our advert records 1 day ago. We checked its advertised mileage against the government's MOT record, and they match. The seller is Arnold Clark Kirkcaldy BMW, based in Kirkcaldy. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,829 (5%) over the AskCar estimate of £31,169.

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 3,052 priced BMW X3 adverts across different ages and specifications, as of 7 November 2026.

A 2021 BMW X3 with the 2.0 petrol engine is typically advertised at £24,500: the median of the 175 for sale on AskCar, as of 7 November 2026.

Time on sale

AskCar first saw this 2021 BMW X3 advertised 1 day ago. About half of 2021 BMW X3 cars are gone from sale within a month of being advertised: 145 of the 311 first advertised between 13 July 2026 and 4 October 2026.

Price history

AskCar first saw this advert on 6 November 2026 at £32,998. 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 7 November 2026: valid until 8 November 2027.

It has had 3 MOTs. The latest, on 5 November 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 15,732 miles, which matches the advertised 15,723 miles.

Advertised mileage is about 31,800 miles lower than the median mileage of a 2021 BMW X3 on AskCar.

Similar cars

25 other 2021 BMW X3 M Sport 2.0 petrol automatic SUVs are for sale at UK dealers, from £20,499 to £32,000, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2021 BMW X3 M Sport, 2.0 petrol SUV, black. Mileage: 24,369 miles. Price: £29,000, £3,998 less than this car. Dealer: Sytner Leicester BMW in Leicester. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-85536b6a0792
• 2021 BMW X3 M Sport, 2.0 petrol SUV, black. Mileage: 24,839 miles. Price: £31,771, £1,227 less than this car. Dealer: Berry Cobham BMW in Cobham. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-fa0331ef26bc
• 2021 BMW X3 M Sport, 2.0 petrol SUV, white. Mileage: 29,492 miles. Price: £30,590, £2,408 less than this car. Dealer: Williams Bmw Stockport in Stockport. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-41e95f1c3e16

• The nearest: 2021 BMW X3 M Sport, 2.0 petrol SUV, grey, under a mile from this car. Mileage: 32,000 miles. Price: £29,898, £3,100 less than this car. Dealer: Arnold Clark Kirkcaldy BMW in Kirkcaldy. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-5a8d63006c17