2026 BMW 4 Series

2.0 420i M Sport Auto RWD Euro 6 (s/s) 2dr (181 bhp)

£45,399

Fair price: within 8% of the typical £42,574 for this model, age and mileage, drawing on 1,749 adverts of this make and model.

Overview

Make
BMW
Model
4 Series
Trim
M SPORT
Version
2.0 420i M Sport Auto RWD Euro 6 (s/s) 2dr (181 bhp)
Mileage
3,615 miles
Year
2026
Fuel type
Petrol
Body type
Convertible
Engine
2.0 L
Gearbox
Automatic
Power
181 bhp
Seats
4
CO2
169 g/km
Colour
Blue
Doors
2
Driven wheels
Rear Wheel Drive
Engine badge
420i
Emissions standard
Euro 6

About this car

The advertised mileage for this 2026 BMW 4 Series M Sport is 3,615 miles. Our estimated market asking price is £42,574. This car is advertised at £45,399, which is £2,825 above that figure. To estimate its market asking price, we analyse UK dealer adverts for 1,749 BMW 4 Series cars across different ages and specifications. We first saw this car advertised 32 days ago. Its asking price has since fallen by £1,600. The seller is Halliwell Jones Chester BMW, based in Chester.

Stock data from 21 October 2026.

How we estimate prices and check cars

Price history

First seen on 20 September 2026, 32 days ago. Advert duration calculated on 22 October 2026. Net asking-price reduction: £1,600 from the first recorded £46,999. 2 price reductions recorded, the latest observed on 13 October 2026.

Recorded asking prices
Date observedAsking price
20 September 2026£46,999
23 September 2026£45,999
13 October 2026£45,399
21 October 2026£45,399

Price and mileage comparison

Estimated market asking price: £42,574. The asking price is £2,825 above this estimate.

The estimate uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It estimates an advertised price, not a confirmed sale price.

The pricing calculation includes 1,749 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 600 miles lower than typical for a 2026 BMW 4 Series.

MOT

MOT no details held by dvla.

63 other cars with the same year, trim, gearbox and fuel are for sale from £35,888 to £56,512.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£35,8883,000 miles
£36,4958,240 miles
£36,9904,000 miles
£37,2508,247 miles
£37,9902,500 miles

These cars have covered 5–11,078 miles, compared with 3,615 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

Browse all BMW 4 Series cars for sale · 2026 BMW 4 Series price guide

How to contact the dealer, its opening hours and the cheaper cars like this one are on this AskCar page.

Vehicle photos