2020 BMW 4 Series 2.0 420i M Sport PRO
Price: £23,999. Above the going rate: £2,809 (13%) over the AskCar estimate of £21,190, our expected asking price for this car from its model, age, mileage and specification, drawing on 1,836 priced BMW 4 Series adverts on AskCar as of 14 November 2026.
AskCar lists 1,873 used BMW 4 Series from 1,076 UK dealerships, as of 14 November 2026.
Overview
- Make: BMW
- Model: 4 Series
- Trim: M Sport PRO
- Version: 2.0 420i M Sport Pro Auto RWD Euro 6 (s/s) 2dr (181 bhp)
- Year: 2020
- Mileage: 63,000 miles
- Fuel: Petrol
- Body: Convertible, 2 doors, 4 seats
- Engine: 2.0 litres, 181 bhp
- Gearbox: Automatic
- Drive: Rear-wheel drive
- Colour: Black
- CO2: 157 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
At 63,000 miles, this 2020 BMW 4 Series M Sport Pro has covered about 15,900 more miles than other 2020 BMW 4 Series cars. The AskCar estimate for this car is £21,190. It is priced at £23,999, which is £2,809 above that estimate. The AskCar estimate draws on 1,836 BMW 4 Series adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We have tracked this advert for 2 days. Its advertised mileage matches the government's MOT record. You can find this car at Approved Cars & Finance Approved Cars in Tonbridge. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 14 November 2026.
Approved Cars & Finance Approved Cars is rated 4.4 out of 5 on Google.
Price
Above the going rate: £2,809 (13%) over the AskCar estimate of £21,190.
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 1,836 priced BMW 4 Series adverts across different ages and specifications, as of 14 November 2026.
A 2020 BMW 4 Series with the 2.0 petrol engine is typically advertised at £19,500: the median of the 43 for sale on AskCar, as of 14 November 2026.
Time on sale
AskCar first saw this 2020 BMW 4 Series advertised 2 days ago. About half of 2020 BMW 4 Series cars are gone from sale within a month of being advertised: 47 of the 87 first advertised between 14 July 2026 and 11 October 2026.
Price history
AskCar first saw this advert on 12 November 2026 at £23,999. 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 14 November 2026: valid until 11 December 2026.
It has had 3 MOTs. The latest, on 11 December 2025, passed.
There were no advisories at the latest test.
Mileage at that test: 55,306 miles, which matches the advertised 63,000 miles.
Advertised mileage is about 15,900 miles higher than the median mileage of a 2020 BMW 4 Series on AskCar.
Browse all BMW 4 Series cars for sale · 2020 BMW 4 Series price guide
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Photos
6 photos of this car are on its AskCar page.
As of 14 November 2026, AskCar lists 600,711 cars and vans from 12,770 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.