2020 BMW X3 2.0 20i M Sport

Overview

• Make: BMW
• Model: X3
• Trim: M Sport
• Version: 2.0 xDrive20i M Sport Auto 4WD Euro 6 5dr (181 bhp)
• Year: 2020
• Mileage: 17,545 miles
• Fuel: Petrol
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Black
• CO2: 178 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 BMW X3 M Sport has covered 17,545 miles, around 34,600 fewer miles than is typical for its age. The dealer is asking £29,000, which is £882 above the AskCar estimate of £28,118. To work out the AskCar estimate, we analyse UK dealer adverts for 3,099 BMW X3 cars across different ages and specifications. The asking price is now £2,000 lower than when we first recorded the advert 36 days ago. We checked its advertised mileage against the government's MOT record, and they match. It is advertised by Sytner Chigwell BMW in Loughton. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £882 (3%) over the AskCar estimate of £28,118.

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 3,099 priced BMW X3 adverts across different ages and specifications, as of 6 November 2026.

A 2020 BMW X3 with the 2.0 petrol engine is typically advertised at £22,000: the median of the 104 for sale on AskCar, as of 6 November 2026.

Time on sale

This 2020 BMW X3 has been on sale for at least 36 days.

Price history

AskCar first saw this advert on 1 October 2026 at £31,000. Its asking price is now £29,000, £2,000 less. The latest price cut was seen on 23 October 2026.

Price changes recorded:

• 1 October 2026: £31,000
• 23 October 2026: £28,000
• 25 October 2026: £29,000

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: valid until 7 February 2027.

It has had 4 MOTs. The latest, on 28 January 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 17,010 miles, which matches the advertised 17,545 miles.

Advertised mileage is about 34,600 miles lower than the median mileage of a 2020 BMW X3 on AskCar.

Similar cars

8 other 2020 BMW X3 M Sport 2.0 petrol automatic SUVs are for sale at UK dealers, from £19,500 to £28,000, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2020 BMW X3 M Sport, 2.0 petrol SUV, blue. Mileage: 23,800 miles. Price: £27,490, £1,510 less than this car. Dealer: 1BR in Petersfield. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-903550173aba
• 2020 BMW X3 M Sport, 2.0 petrol SUV, white. Mileage: 29,529 miles. Price: £28,000, £1,000 less than this car. Dealer: Sytner Warwick BMW in Warwick. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-354c5c490959
• 2020 BMW X3 M Sport, 2.0 petrol SUV, white. Mileage: 36,350 miles. Price: £27,000, £2,000 less than this car. Dealer: Sytner Leicester BMW in Leicester. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-575380a7b1a8

• The nearest: 2020 BMW X3 M Sport, 2.0 petrol SUV, blue, 30 miles from this car. Mileage: 79,639 miles. Price: £20,788, £8,212 less than this car. Dealer: The Car Guys in Dunstable. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-c7c1282a4db9