2020 BMW X3 M 3.0 Competition

Overview

• Make: BMW
• Model: X3 M
• Trim: Competition
• Version: 3.0 i Competition Auto 4WD Euro 6 (s/s) 5dr (503 bhp)
• Year: 2020
• Mileage: 63,000 miles
• Fuel: Petrol
• Body: SUV, 5 doors, 5 seats
• Engine: 3.0 litres, 503 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 239 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 63,000 miles on the clock, this 2020 BMW X3 M Competition has done roughly 11,900 more miles than a typical 2020 BMW X3 M. The dealer is asking £38,995, which is £630 above the AskCar estimate of £38,365. To work out the AskCar estimate, we analyse UK dealer adverts for 130 BMW X3 M cars across different ages and specifications. We have tracked this advert for 22 days. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is CSH Performance, based in Elland. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £630 (1%) over the AskCar estimate of £38,365.

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 130 priced BMW X3 M adverts across different ages and specifications, as of 5 November 2026.

A 2020 BMW X3 M with the 3.0 petrol engine is typically advertised at £39,500: the median of the 16 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2020 BMW X3 M has been on sale for at least 22 days.

Price history

AskCar first saw this advert on 14 October 2026 at £37,995. Its asking price is now £38,995, £1,000 more.

Price changes recorded:

• 14 October 2026: £37,995
• 24 October 2026: £38,995

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 11 February 2027.

It has had 5 MOTs. The latest, on 4 February 2026, passed.

Advisories at the latest test: engine cover fitted; under trays fitted.

Mileage at that test: 58,198 miles, which matches the advertised 63,000 miles.

Advertised mileage is about 11,900 miles higher than the median mileage of a 2020 BMW X3 M on AskCar.

Similar cars

13 other 2020 BMW X3 M Competition 3.0 petrol automatic SUVs are for sale at UK dealers, from £31,995 to £44,990, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2020 BMW X3 M Competition, 3.0 petrol SUV, white. Mileage: 63,000 miles. Price: £39,995, £1,000 more than this car. Dealer: Empire Autos in Nottingham. AskCar page: https://askcar.co.uk/car/bmw-x3-m-2020-612656bebaf8
• 2020 BMW X3 M Competition, 3.0 petrol SUV, black. Mileage: 64,000 miles. Price: £37,490, £1,505 less than this car. Dealer: German Motors in Leeds. AskCar page: https://askcar.co.uk/car/bmw-x3-m-2020-6712dbd3bd46
• 2020 BMW X3 M Competition, 3.0 petrol SUV, grey. Mileage: 67,900 miles. Price: £36,990, £2,005 less than this car. Dealer: Monaco Motorsports in Bolton. AskCar page: https://askcar.co.uk/car/bmw-x3-m-2020-9296fc00599e

• The nearest: 2020 BMW X3 M Competition, 3.0 petrol SUV, black, 3 miles from this car. Mileage: 86,000 miles. Price: £31,995, £7,000 less than this car. Dealer: Apex Performance Cars in Huddersfield. AskCar page: https://askcar.co.uk/car/bmw-x3-m-2020-4532b19016f8