2026 BMW 4 Series

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

£43,399

Fair price: within 8% of the typical £40,719 for this model, age and mileage, drawing on 1,725 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 2dr Step (181 bhp)
Mileage: 5,030 miles
Year: 2026
Fuel type: Petrol
Body type: Convertible
Engine: 2.0 L
Gearbox: Automatic
Power: 181 bhp
Seats: 4
CO2: 154 g/km
Colour: Grey
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 5,030 miles. At £43,399, it is advertised £2,680 above our estimated market asking price of £40,719. To estimate its market asking price, we analyse UK dealer adverts for 1,725 BMW 4 Series cars across different ages and specifications. The asking price is now £800 lower than when we first recorded the advert 4 days ago. It is for sale at cinch in Bournemouth.

Stock data from 23 October 2026.

How we estimate prices and check cars

Price history

First seen on 21 October 2026, 4 days ago. Advert duration calculated on 25 October 2026. Net asking-price reduction: £800 from the first recorded £44,199. 1 price reduction recorded, the latest observed on 23 October 2026.

Recorded asking prices
Date observed	Asking price
21 October 2026	£44,199
23 October 2026	£43,399

Price and mileage comparison

Estimated market asking price: £40,719. The asking price is £2,680 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 1,725 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 900 miles higher than typical for a 2026 BMW 4 Series.

MOT

MOT no details held by dvla.

59 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 price	Mileage
£35,888	3,000 miles
£36,990	4,000 miles
£37,250	8,247 miles
£37,990	2,500 miles
£37,990	2,011 miles

These cars have covered 5–11,078 miles, compared with 5,030 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

Vehicle photos

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