2020 BMW X4 M 3.0 Competition

Overview

• Make: BMW
• Model: X4 M
• Trim: Competition
• Version: 3.0 i Competition Auto 4WD Euro 6 (s/s) 5dr (503 bhp)
• Year: 2020
• Mileage: 36,300 miles
• Fuel: Petrol
• Body: SUV, 5 doors, 5 seats
• Engine: 3.0 litres, 503 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: White
• CO2: 239 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 BMW X4 M Competition has covered 36,300 miles. The dealer is asking £39,990, which is £1,406 below the AskCar estimate of £41,396. To work out the AskCar estimate, we analyse UK dealer adverts for 85 BMW X4 M cars across different ages and specifications. Since we first spotted the advert 29 days ago, the asking price has dropped by £1,000. The government's MOT record matches its advertised mileage. It is for sale at HWM Sports Cars in Walton-on-Thames. 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: £1,406 (3%) under the AskCar estimate of £41,396.

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 85 priced BMW X4 M adverts across different ages and specifications, as of 6 November 2026.

A 2020 BMW X4 M with the 3.0 petrol engine is typically advertised at £39,600: the median of the 18 for sale on AskCar, as of 6 November 2026.

Time on sale

This 2020 BMW X4 M has been on sale for at least 29 days.

Price history

AskCar first saw this advert on 8 October 2026 at £40,990. Its asking price is now £39,990, £1,000 less. The latest price cut was seen on 26 October 2026.

Price changes recorded:

• 8 October 2026: £40,990
• 26 October 2026: £39,990

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: valid until 19 June 2027.

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

There were no advisories at the latest test.

Mileage at that test: 33,771 miles, which matches the advertised 36,300 miles.

Similar cars

17 other 2020 BMW X4 M Competition 3.0 petrol automatic SUVs are for sale at UK dealers, from £33,500 to £64,990, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2020 BMW X4 M Competition, 3.0 petrol SUV, grey. Mileage: 34,580 miles. Price: £44,290, £4,300 more than this car. Dealer: Berry Chiswick BMW in Ealing. AskCar page: https://askcar.co.uk/car/bmw-x4-m-2020-ad01329068a0
• 2020 BMW X4 M Competition, 3.0 petrol SUV, white. Mileage: 34,500 miles. Price: £40,985, £995 more than this car. Dealer: James Glen Car Sales in Airdrie. AskCar page: https://askcar.co.uk/car/bmw-x4-m-2020-9394f6487d07
• 2020 BMW X4 M Competition, 3.0 petrol SUV, grey. Mileage: 38,100 miles. Price: £41,500, £1,510 more than this car. Dealer: Abaza Motors in Ealing. AskCar page: https://askcar.co.uk/car/bmw-x4-m-2020-774e4ad9eb4c