2020 BMW X4 3.0 M40d MHT

Overview

• Make: BMW
• Model: X4
• Version: 3.0 M40d MHT Auto 4WD Euro 6 5dr (335 bhp)
• Year: 2020
• Mileage: 57,000 miles
• Fuel: Diesel, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 3.0 litres, 335 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Black
• CO2: 169 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 BMW X4 has covered 57,000 miles, around 6,000 more miles than is typical for its age. Priced at £30,980, it is advertised £1,934 above the AskCar estimate of £29,046. To work out the AskCar estimate, we analyse UK dealer adverts for 647 BMW X4 cars across different ages and specifications. The asking price is now £760 lower than when we first recorded the advert 25 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Oakdene Collection, based in Alfreton. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 8 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,934 (6%) over the AskCar estimate of £29,046.

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 647 priced BMW X4 adverts across different ages and specifications, as of 8 November 2026.

A 2020 BMW X4 with the 3.0 diesel engine is typically advertised at £29,700: the median of the 35 for sale on AskCar, as of 8 November 2026.

Time on sale

This 2020 BMW X4 has been on sale for at least 25 days.

Price history

AskCar first saw this advert on 14 October 2026 at £31,740. Its asking price is now £30,980, £760 less. The latest price cut was seen on 6 November 2026.

Price changes recorded:

• 14 October 2026: £31,740
• 23 October 2026: £31,680
• 31 October 2026: £31,480
• 6 November 2026: £30,980

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 8 November 2026: valid until 16 December 2026.

It has had 3 MOTs. The latest, on 2 December 2025, passed.

Advisories at the latest test: offside front brake disc worn, pitted or scored, but not seriously weakened; nearside front brake disc worn, pitted or scored, but not seriously weakened; offside rear brake disc worn, pitted or scored, but not seriously weakened; and 4 more.

Mileage at that test: 48,362 miles, which matches the advertised 57,000 miles.

Advertised mileage is about 6,000 miles higher than the median mileage of a 2020 BMW X4 on AskCar.