2020 BMW X4 3.0 M40i

Overview

• Make: BMW
• Model: X4
• Version: 3.0 M40i Auto 4WD Euro 6 (s/s) 5dr (355 bhp)
• Year: 2020
• Mileage: 37,499 miles
• Fuel: Petrol
• Body: SUV, 5 doors, 5 seats
• Engine: 3.0 litres, 355 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Silver
• CO2: 203 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 BMW X4 has covered 37,499 miles, around 13,500 fewer miles than is typical for its age. Priced at £29,995, it is advertised £1,518 below the AskCar estimate of £31,513. The AskCar estimate uses UK dealer asking prices, including 651 BMW X4 adverts, and accounts for the car’s age, mileage and specification. Since we first spotted the advert 134 days ago, the asking price has dropped by £4,000. The government's MOT record matches its advertised mileage. It is advertised by OC Davies & Son in Cardigan. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,518 (4%) under the AskCar estimate of £31,513.

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 651 priced BMW X4 adverts across different ages and specifications, as of 7 November 2026.

A 2020 BMW X4 with the 3.0 petrol engine is typically advertised at £29,700: the median of the 35 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2020 BMW X4 has been on sale for at least 134 days.

Price history

AskCar first saw this advert on 26 June 2026 at £33,995. Its asking price is now £29,995, £4,000 less. The latest price cut was seen on 24 September 2026.

Price changes recorded:

• 27 June 2026: £33,995
• 26 August 2026: £32,495
• 24 September 2026: £29,995

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 12 November 2026.

It has had 3 MOTs. The latest, on 10 November 2025, passed.

Advisories at the latest test: nearside front tyre worn close to legal limit/worn on edge; offside front tyre worn close to legal limit/worn on edge; offside rear tyre worn close to legal limit/worn on edge; and 3 more.

Mileage at that test: 33,741 miles, which matches the advertised 37,499 miles.

Advertised mileage is about 13,500 miles lower than the median mileage of a 2020 BMW X4 on AskCar.