2018 BMW 4 Series

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

£14,450

Fair price: within 8% of the typical £14,522 for this model, age and mileage, drawing on 1,758 adverts of this make and model.

Overview

Make
BMW
Model
4 Series
Trim
M SPORT
Version
2.0 420i GPF M Sport Auto RWD Euro 6 (s/s) 2dr (181 bhp)
Mileage
54,000 miles
Year
2018
Fuel type
Petrol
Body type
Coupe
Engine
2.0 L
Gearbox
Automatic
Power
181 bhp
Seats
4
CO2
139 g/km
Colour
Red
Doors
2
Driven wheels
Rear Wheel Drive
Engine badge
420i
Emissions standard
Euro 6

About this car

At 54,000 miles, this 2018 BMW 4 Series M Sport has covered about 8,500 fewer miles than other 2018 BMW 4 Series cars. The dealer is asking £14,450, which is £72 below our market estimate of £14,522. We use UK dealer asking prices, including 1,758 BMW 4 Series listings, and account for the car’s age, mileage and specification. Since we first spotted the advert 105 days ago, the asking price has dropped by £500. It may give you a starting point for a conversation about price. MOT records show an expiry date of 13 April 2027, and the latest recorded mileage is consistent with the advert. It is for sale at Windmill Autos in Sandy.

Stock data from 22 October 2026.

How we estimate prices and check cars

Price history

First seen on 11 July 2026, 105 days ago. Advert duration calculated on 24 October 2026. Net asking-price reduction: £500 from the first recorded £14,950. 1 price reduction recorded, the latest observed on 5 October 2026.

Recorded asking prices
Date observedAsking price
11 July 2026£14,950
12 July 2026£14,950
5 October 2026£14,450
22 October 2026£14,450

Price and mileage comparison

Estimated market asking price: £14,522. The asking price is £72 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 1,758 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 8,500 miles lower than typical for a 2018 BMW 4 Series.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 13 April 2027. 54,059 miles at the last test.

69 other cars with the same year, trim, gearbox and fuel are for sale from £9,599 to £28,750.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£9,599117,000 miles
£10,299116,703 miles
£10,50065,800 miles
£11,295105,000 miles
£12,48872,600 miles

These cars have covered 10,000–117,000 miles, compared with 54,000 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 · 2018 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

AskCar lists 588,092 cars from 13,071 UK dealer locations, read and updated daily from dealer websites. More than any other UK site. No dealer pays to be listed.