2026 BMW 4 Series

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

£38,500

Fair price: within 8% of the typical £40,493 for this model, age and mileage, drawing on 1,756 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: 9,351 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: White
Doors: 2
Driven wheels: Rear Wheel Drive
Engine badge: 420i
Emissions standard: Euro 6

About this car

This 2026 BMW 4 Series M Sport is advertised with 9,351 miles, approximately 5,300 above the typical mileage for its age. Our estimated market asking price is £40,493. This car is advertised at £38,500, which is £1,993 below that figure. The estimate uses 1,756 UK dealer adverts for the BMW 4 Series, with adjustments for age, mileage, trim, engine and other specifications. We first recorded this car for sale 127 days ago. The seller is Sytner Swansea MINI, based in Swansea.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 15 June 2026, 127 days ago. Advert duration calculated on 20 October 2026.

Recorded asking prices
Date observed	Asking price
7 July 2026	£38,500
19 October 2026	£38,500

Price and mileage comparison

Estimated market asking price: £40,493. The asking price is £1,993 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 1,756 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 5,300 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
£36,495	8,240 miles
£36,990	4,000 miles
£37,250	8,247 miles
£38,000	4,824 miles

These cars have covered 5–11,078 miles, compared with 9,351 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

Sytner Swansea MINI, Swansea. Across the dealer network: 104 branches, 2,723 cars for sale.

Dealer postcode: SA5 8LW.