2025 BMW 4 Series

2.0 420i M Sport [Tech/Pro Pack] Auto RWD Euro 6 2dr Step (181 bhp)

£37,500

Fair price: within 8% of the typical £39,370 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 [Tech/Pro Pack] Auto RWD Euro 6 2dr Step (181 bhp)
Mileage: 6,694 miles
Year: 2025
Fuel type: Petrol
Engine: 2.0 L
Gearbox: Automatic
Power: 181 bhp
Seats: 4
CO2: 148 g/km
Colour: White
Doors: 2
Driven wheels: Rear Wheel Drive
Engine badge: 420i
Emissions standard: Euro 6

About this car

The advertised mileage for this 2025 BMW 4 Series M Sport is 6,694 miles. Our estimated market asking price is £39,370. This car is advertised at £37,500, which is £1,870 below that figure. Our estimate draws on 1,749 BMW 4 Series adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this car for sale 19 days ago. The seller is Sytner Stevenage BMW, based in Stevenage.

Stock data from 21 October 2026.

How we estimate prices and check cars

Price history

First seen on 3 October 2026, 19 days ago. Advert duration calculated on 22 October 2026.

Recorded asking prices
Date observed	Asking price
3 October 2026	£37,500
21 October 2026	£37,500

Price and mileage comparison

Estimated market asking price: £39,370. The asking price is £1,870 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 900 miles lower than typical for a 2025 BMW 4 Series.

MOT

MOT no details held by dvla.

49 other cars with the same year, trim, gearbox and fuel are for sale from £31,990 to £44,995.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£31,990	14,283 miles
£33,750	9,348 miles
£33,995	13,025 miles
£34,000	9,350 miles
£34,780	9,181 miles

These cars have covered 1,146–14,283 miles, compared with 6,694 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 · 2025 BMW 4 Series price guide

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Dealer

Sytner Stevenage BMW, Stevenage. Across the dealer network: 140 branches, 10,343 cars for sale.

Dealer postcode: SG1 2BE.