2021 BMW X3 2.0 20i M Sport

Overview

• Make: BMW
• Model: X3
• Trim: M Sport
• Version: 2.0 20i GPF M Sport Auto 4WD Euro 6 (s/s) 5dr (181 bhp)
• Year: 2021
• Mileage: 64,000 miles
• Fuel: Petrol
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 166 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 BMW X3 M Sport has covered 64,000 miles, around 15,100 more miles than is typical for its age. The dealer is asking £23,495, which is £816 above the AskCar estimate of £22,679. To work out the AskCar estimate, we analyse UK dealer adverts for 3,034 BMW X3 cars across different ages and specifications. We first recorded this car for sale 17 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. You can find this car at Signature Car Specialists in Burnley. 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: £816 (3%) over the AskCar estimate of £22,679.

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 petrol 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 17 days.

Price history

AskCar first saw this advert on 18 October 2026 at £22,995. Its asking price is now £23,495, £500 more.

Price changes recorded:

• 18 October 2026: £22,995
• 1 November 2026: £23,495

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 June 2027.

It has had 3 MOTs. The latest, on 26 June 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 60,965 miles, which matches the advertised 64,000 miles.

Advertised mileage is about 15,100 miles higher than the median mileage of a 2021 BMW X3 on AskCar.

Similar cars

24 other 2021 BMW X3 M Sport 2.0 petrol automatic SUVs are for sale at UK dealers, from £20,499 to £31,771, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2021 BMW X3 M Sport, 2.0 petrol SUV, grey. Mileage: 62,000 miles. Price: £24,495, £1,000 more than this car. Dealer: Carite in Swindon. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-c92dc6d1d472
• 2021 BMW X3 M Sport, 2.0 petrol SUV, black. Mileage: 59,791 miles. Price: £22,990, £505 less than this car. Dealer: Vehicle Select in Bolton. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-225b23ab75a5
• 2021 BMW X3 M Sport, 2.0 petrol SUV, blue. Mileage: 56,500 miles. Price: £24,750, £1,255 more than this car. Dealer: Sytner Swansea MINI in Swansea. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-cc4fb870939f

• The nearest: 2021 BMW X3 M Sport, 2.0 petrol SUV, black, under a mile from this car. Mileage: 73,500 miles. Price: £23,995, £500 more than this car. Dealer: Signature Car Specialists in Burnley. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-7f3684521ad5