2021 BMW X3 2.0 30e M Sport

Overview

• Make: BMW
• Model: X3
• Trim: M Sport
• Version: 2.0 12kWh 30e M Sport Auto 4WD Euro 6 (s/s) 5dr (288 bhp)
• Year: 2021
• Mileage: 35,803 miles
• Fuel: Plug-in hybrid (petrol)
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 288 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Blue
• CO2: 47 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 BMW X3 M Sport has covered 35,803 miles, around 12,800 fewer miles than is typical for its age. Priced at £28,990, it is advertised £709 above the AskCar estimate of £28,281. To work out the AskCar estimate, we analyse UK dealer adverts for 2,992 BMW X3 cars across different ages and specifications. The asking price is now £1,000 lower than when we first recorded the advert 47 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Barretts BMW Canterbury, based in Canterbury. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Fair price: £709 (2%) over the AskCar estimate of £28,281.

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 2,992 priced BMW X3 adverts across different ages and specifications, as of 2 November 2026.

A 2021 BMW X3 with the 2.0 plug-in hybrid engine is typically advertised at £24,600: the median of the 174 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2021 BMW X3 has been on sale for at least 47 days.

Price history

AskCar first saw this advert on 16 September 2026 at £29,990. Its asking price is now £28,990, £1,000 less. The latest price cut was seen on 31 October 2026.

Price changes recorded:

• 16 September 2026: £29,990
• 15 October 2026: £29,690
• 17 October 2026: £29,490
• 31 October 2026: £28,990

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 16 September 2027.

It has had 3 MOTs. The latest, on 19 August 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 35,580 miles, which matches the advertised 35,803 miles.

Advertised mileage is about 12,800 miles lower than the median mileage of a 2021 BMW X3 on AskCar.

Similar cars

34 other 2021 BMW X3 M Sport 2.0 plug-in hybrid automatic SUVs are for sale at UK dealers, from £16,581 to £34,000, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2021 BMW X3 M Sport, 2.0 plug-in hybrid SUV, grey. Mileage: 34,994 miles. Price: £28,700, £290 less than this car. Dealer: Saxtons.co.uk in Chelmsford. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-7c27b86d562e
• 2021 BMW X3 M Sport, 2.0 plug-in hybrid SUV, blue. Mileage: 34,355 miles. Price: £24,844, £4,146 less than this car. Dealer: Prestige Cars Kent in Bromley. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-4c568eab7f13
• 2021 BMW X3 M Sport, 2.0 plug-in hybrid SUV, blue. Mileage: 38,269 miles. Price: £27,271, £1,719 less than this car. Dealer: Berry Cobham BMW in Cobham. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-6453752f4a19

• The nearest: 2021 BMW X3 M Sport, 2.0 plug-in hybrid SUV, black, 22 miles from this car. Mileage: 32,500 miles. Price: £26,995, £1,995 less than this car. Dealer: JCB Kia Rainham in Gillingham. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-705651a1741d