2026 BMW 4 Series

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

£42,765

Fair price: within 8% of the typical £44,134 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: 1,280 miles
Year: 2026
Fuel type: Petrol
Body type: Coupe
Engine: 2.0 L
Gearbox: Automatic
Power: 181 bhp
Seats: 4
CO2: 147 g/km
Colour: Grey
Doors: 2
Driven wheels: Rear Wheel Drive
Engine badge: 420i
Emissions standard: Euro 6

About this car

At 1,280 miles, this 2026 BMW 4 Series M Sport has covered about 2,900 fewer miles than other 2026 BMW 4 Series cars. Our estimated market asking price is £44,134. This car is advertised at £42,765, which is £1,369 below that figure. The estimate uses 1,749 UK dealer adverts for the BMW 4 Series, with adjustments for age, mileage, trim, engine and other specifications. Since we first spotted the advert 41 days ago, the asking price has dropped by £730. The seller is Berry Croydon BMW, based in Croydon.

Stock data from 21 October 2026.

How we estimate prices and check cars

Price history

First seen on 11 September 2026, 41 days ago. Advert duration calculated on 22 October 2026. Net asking-price reduction: £730 from the first recorded £43,495. 1 price reduction recorded, the latest observed on 21 October 2026.

Recorded asking prices
Date observed	Asking price
11 September 2026	£43,495
21 October 2026	£42,765

Price and mileage comparison

Estimated market asking price: £44,134. The asking price is £1,369 below 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 2,900 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 price	Mileage
£35,888	3,000 miles
£36,495	8,240 miles
£36,990	4,000 miles
£37,250	8,247 miles
£37,990	2,500 miles

These cars have covered 5–11,078 miles, compared with 1,280 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

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Dealer

Berry Croydon BMW, Croydon. Across the dealer network: 111 cars for sale.

Dealer postcode: CR0 4QE.