2020 BMW 4 Series 2.0 420i M Sport

Overview

• Make: BMW
• Model: 4 Series
• Trim: M Sport
• Version: 2.0 420i M Sport Auto RWD Euro 6 2dr Step (181 bhp)
• Year: 2020
• Mileage: 43,767 miles
• Fuel: Petrol
• Body: Coupe, 2 doors, 4 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: White
• CO2: 144 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 BMW 4 Series M Sport has covered 43,767 miles. The dealer is asking £23,495, which is £2,905 above the AskCar estimate of £20,590. To work out the AskCar estimate, we analyse UK dealer adverts for 1,826 BMW 4 Series cars across different ages and specifications. We have tracked this advert for 43 days. Our latest MOT record expired on 2 September 2026. Check the current position with the dealer. We checked its advertised mileage against the government's MOT record, and they match. The seller is Motor Range Manchester, based in Manchester. 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

Above the going rate: £2,905 (14%) over the AskCar estimate of £20,590.

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 1,826 priced BMW 4 Series adverts across different ages and specifications, as of 6 November 2026.

A 2020 BMW 4 Series with the 2.0 petrol engine is typically advertised at £19,400: the median of the 38 for sale on AskCar, as of 6 November 2026.

Time on sale

This 2020 BMW 4 Series has been on sale for at least 43 days.

Price history

AskCar first saw this advert on 24 September 2026 at £23,495. 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 6 November 2026: the latest record we hold ran out on 2 September 2026; ask the dealer for the current MOT.

It has had 3 MOTs. The latest, on 26 August 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 38,485 miles, which matches the advertised 43,767 miles.

Advertised mileage is about 700 miles higher than the median mileage of a 2020 BMW 4 Series on AskCar.

Similar cars

14 other 2020 BMW 4 Series M Sport 2.0 petrol automatic coupes are for sale at UK dealers, from £15,450 to £53,950, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2020 BMW 4 Series M Sport, 2.0 petrol coupe, blue. Mileage: 39,182 miles. Price: £23,805, £310 more than this car. Dealer: Lookers Car Hub Middlesbrough in Middlesbrough. AskCar page: https://askcar.co.uk/car/bmw-4-series-2020-91e765065fc2
• 2020 BMW 4 Series M Sport, 2.0 petrol coupe, black. Mileage: 48,681 miles. Price: £17,750, £5,745 less than this car. Dealer: Hilton Garage in Derby. AskCar page: https://askcar.co.uk/car/bmw-4-series-2020-7d30aaaf8af3
• 2020 BMW 4 Series M Sport, 2.0 petrol coupe, black. Mileage: 36,608 miles. Price: £17,995, £5,500 less than this car. Dealer: SKV Motors in Romford. AskCar page: https://askcar.co.uk/car/bmw-4-series-2020-4fd7204f8aed

• The nearest: 2020 BMW 4 Series M Sport, 2.0 petrol coupe, white, 28 miles from this car. Mileage: 14,941 miles. Price: £22,510, £985 less than this car. Dealer: Big Motoring World Leeds in Leeds. AskCar page: https://askcar.co.uk/car/bmw-4-series-2020-71c62883e20a