2021 BMW X3 2.0 20d MHT M Sport
Price: £29,999. Above the going rate: £4,392 (17%) over the AskCar estimate of £25,607, our expected asking price for this car from its model, age, mileage and specification, drawing on 3,034 priced BMW X3 adverts on AskCar as of 4 November 2026.
AskCar lists 3,115 used BMW X3 from 1,212 UK dealerships, as of 4 November 2026.
Overview
- Make: BMW
- Model: X3
- Trim: M Sport
- Version: 2.0 MHT M Sport Auto 4WD Euro 6 5dr (187 bhp)
- Year: 2021
- Mileage: 47,051 miles
- Fuel: Diesel, mild hybrid
- Body: SUV, 5 doors, 5 seats
- Engine: 2.0 litres, 187 bhp
- Gearbox: Automatic
- Drive: Four-wheel drive
- Colour: Black
- CO2: 158 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
This 2021 BMW X3 M Sport has covered 47,051 miles. Its asking price of £29,999 is £4,392 above the AskCar estimate of £25,607. The AskCar estimate uses UK dealer asking prices, including 3,034 BMW X3 adverts, and accounts for the car’s age, mileage and specification. We first recorded this car for sale 11 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is MINI UK at Cotswold Hereford, based in Hereford. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 4 November 2026.
Price
Above the going rate: £4,392 (17%) over the AskCar estimate of £25,607.
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 2.0 diesel engine is typically advertised at £24,500: the median of the 174 for sale on AskCar, as of 4 November 2026.
Time on sale
This 2021 BMW X3 has been on sale for at least 11 days.
Price history
AskCar first saw this advert on 24 October 2026 at £29,999. 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 29 September 2027.
It has had 3 MOTs. The latest, on 24 September 2026, passed.
There were no advisories at the latest test.
Mileage at that test: 46,634 miles, which matches the advertised 47,051 miles.
Advertised mileage is about 1,800 miles lower than the median mileage of a 2021 BMW X3 on AskCar.
Similar cars
95 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 4 November 2026.
The 3 closest to this car in mileage:
- 2021 BMW X3 M Sport, 2.0 diesel SUV, grey. Mileage: 47,000 miles. Price: £24,299, £5,700 less than this car. Dealer: Lookers BMW Stafford in Stafford. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-547ddbf94563
- 2021 BMW X3 M Sport, 2.0 diesel SUV, black. Mileage: 46,920 miles. Price: £25,995, £4,004 less than this car. Dealer: Sytner Stevenage BMW in Stevenage. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-a9b5187fec25
- 2021 BMW X3 M Sport, 2.0 diesel SUV, blue. Mileage: 46,850 miles. Price: £24,800, £5,199 less than this car. Dealer: German Autocentre in Sheffield. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-c0f1119af117
- The nearest: 2021 BMW X3 M Sport, 2.0 diesel SUV, grey, 25 miles from this car. Mileage: 66,536 miles. Price: £23,450, £6,549 less than this car. Dealer: Sytner Worcester BMW in Worcester. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-b98851d5fa1c
Browse all BMW X3 cars for sale · 2021 BMW X3 price guide
More like this
- Used BMW X3 M Sport prices
- Used BMW X3 for sale under £30,000
- Used diesel BMW X3 for sale
- Used BMW X3 for sale near Hereford
Photos
1 photo of this car is on its AskCar page.
As of 4 November 2026, AskCar lists 592,552 cars and vans from 12,964 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.