2026 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 (s/s) 2dr (181 bhp)
• Year: 2026
• Mileage: 4,683 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 4 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Blue
• CO2: 169 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2026 BMW 4 Series M Sport is advertised with 4,683 miles on the clock. Its asking price of £46,490 is £4,618 above the AskCar estimate of £41,872. The AskCar estimate uses UK dealer asking prices, including 1,814 BMW 4 Series adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 81 days ago. Its asking price has since fallen by £3,500. You can find this car at Lloyd North Tyneside BMW in Wallsend. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Above the going rate: £4,618 (11%) over the AskCar estimate of £41,872.

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 1,814 priced BMW 4 Series adverts across different ages and specifications, as of 4 November 2026.

A 2026 BMW 4 Series with the 2.0 petrol engine is typically advertised at £41,000: the median of the 73 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2026 BMW 4 Series has been on sale for at least 81 days.

Price history

AskCar first saw this advert on 15 August 2026 at £49,990. Its asking price is now £46,490, £3,500 less. The latest price cut was seen on 27 October 2026.

Price changes recorded:

• 15 August 2026: £49,990
• 25 September 2026: £47,990
• 14 October 2026: £46,990
• 27 October 2026: £46,490

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 700 miles higher than the median mileage of a 2026 BMW 4 Series on AskCar.

Similar cars

19 other 2026 BMW 4 Series M Sport 2.0 petrol automatic convertibles are for sale at UK dealers, from £40,000 to £48,465, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2026 BMW 4 Series M Sport, 2.0 petrol convertible, blue. Mileage: 4,683 miles. Price: £46,490, the same price as this car. Dealer: Lloyd Motor Group in Reading. AskCar page: https://askcar.co.uk/car/bmw-4-series-2026-66c1cfec54db
• 2026 BMW 4 Series M Sport, 2.0 petrol convertible, black. Mileage: 4,957 miles. Price: £46,500, the same price as this car. Dealer: Sytner High Wycombe BMW in High Wycombe. AskCar page: https://askcar.co.uk/car/bmw-4-series-2026-f16b6bd08975
• 2026 BMW 4 Series M Sport, 2.0 petrol convertible, black. Mileage: 4,394 miles. Price: £44,375, £2,115 less than this car. Dealer: Hedin Automotive Woolwich BMW in Woolwich. AskCar page: https://askcar.co.uk/car/bmw-4-series-2026-782cc3792bb6

• The nearest: 2026 BMW 4 Series M Sport, 2.0 petrol convertible, grey, 92 miles from this car. Mileage: 7,912 miles. Price: £42,850, £3,640 less than this car. Dealer: Sandal BMW Wakefield in Wakefield. AskCar page: https://askcar.co.uk/car/bmw-4-series-2026-f9408dce76c7