2020 BMW M4 3.0 BiTurbo

Overview

• Make: BMW
• Model: M4
• Version: 3.0 BiTurbo GPF DCT RWD Euro 6 (s/s) 2dr (425 bhp)
• Year: 2020
• Mileage: 32,281 miles
• Fuel: Petrol
• Body: Coupe, 2 doors, 4 seats
• Engine: 3.0 litres, 425 bhp
• Gearbox: Automatic (DCT)
• Drive: Rear-wheel drive
• Colour: Grey
• CO2: 213 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 32,281 miles, this 2020 BMW M4 has covered about 6,800 fewer miles than other 2020 BMW M4 cars. Priced at £32,990, it is advertised £248 below the AskCar estimate of £33,238. The AskCar estimate uses 722 UK dealer adverts for the BMW M4, with adjustments for age, mileage, trim, engine and other specifications. We have tracked this advert for 74 days. Its advertised mileage matches the government's MOT record. You can find this car at Spa Motors Mid Wales in Brecon. 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: £248 (under 1%) under the AskCar estimate of £33,238.

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 722 priced BMW M4 adverts across different ages and specifications, as of 8 November 2026.

A 2020 BMW M4 with the 3.0 petrol engine is typically advertised at £34,600: the median of the 54 for sale on AskCar, as of 8 November 2026.

Time on sale

This 2020 BMW M4 has been on sale for at least 74 days.

Price history

AskCar first saw this advert on 26 August 2026 at £32,990. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 8 November 2026: valid until 19 March 2027.

It failed its MOT on 14 March 2026 (nearside rear tyre has a cut in excess of the requirements deep enough to reach the ply or cords) and passed 3 days later, on 17 March 2026.

There were no advisories at the latest test.

Mileage at that test: 29,671 miles, which matches the advertised 32,281 miles.

Advertised mileage is about 6,800 miles lower than the median mileage of a 2020 BMW M4 on AskCar.