2021 BMW 4 Series 2.0 420i M Sport

Price: £26,995.

AskCar lists 1,873 used BMW 4 Series from 1,080 UK dealerships, as of 8 November 2026.

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: 2021
  • Fuel: Petrol
  • Body: 2 doors, 4 seats
  • Engine: 2.0 litres, 181 bhp
  • Gearbox: Automatic
  • Drive: Rear-wheel drive
  • Colour: Blue
  • CO2: 160 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

The asking price is now £1,000 lower than when we first recorded the advert 44 days ago. Its recorded MOT is valid until 27 July 2027. You can find this car at Riviera Car Centre in Paignton. 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

A 2021 BMW 4 Series with the 2.0 petrol engine is typically advertised at £24,000: the median of the 142 for sale on AskCar, as of 8 November 2026.

Time on sale

This 2021 BMW 4 Series has been on sale for at least 44 days.

Price history

AskCar first saw this advert on 25 September 2026 at £27,995. Its asking price is now £26,995, £1,000 less. The latest price cut was seen on 3 October 2026.

Price changes recorded:

  • 25 September 2026: £27,995
  • 3 October 2026: £26,995

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 8 November 2026: valid until 27 July 2027.

It has had 3 MOTs. The latest, on 28 July 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 29,057 miles.

Browse all BMW 4 Series cars for sale · 2021 BMW 4 Series price guide

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Photos

4 photos of this car are on its AskCar page.

As of 8 November 2026, AskCar lists 595,762 cars and vans from 12,892 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.