2018 BMW 4 Series

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

£13,500

Fair price: within 8% of the typical £13,394 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
74,537 miles
Year
2018
Fuel type
Petrol
Body type
Coupe
Engine
2.0 L
Gearbox
Automatic
Power
181 bhp
Seats
4
CO2
134 g/km
Colour
Black
Doors
2
Driven wheels
Rear Wheel Drive
Engine badge
420i
Emissions standard
Euro 6

About this car

At 74,537 miles, this 2018 BMW 4 Series M Sport has covered about 11,500 more miles than other 2018 BMW 4 Series cars. Its asking price of £13,500 is £106 above our estimate of £13,394. To estimate its market asking price, we analyse UK dealer adverts for 1,749 BMW 4 Series cars across different ages and specifications. We first saw this car advertised 37 days ago. Its asking price has since fallen by £500. The latest recorded MOT expiry date is 23 August 2026, which has passed. Confirm its status with the dealer. Its advertised mileage is consistent with the latest recorded MOT reading. The seller is CSW Automotive, based in Stafford.

Stock data from 21 October 2026.

How we estimate prices and check cars

Price history

First seen on 15 September 2026, 37 days ago. Advert duration calculated on 22 October 2026. Net asking-price reduction: £500 from the first recorded £14,000. 2 price reductions recorded, the latest observed on 30 September 2026.

Recorded asking prices
Date observedAsking price
15 September 2026£14,000
25 September 2026£13,750
30 September 2026£13,500
21 October 2026£13,500

Price and mileage comparison

Estimated market asking price: £13,394. The asking price is £106 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 1,749 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 11,500 miles higher than typical for a 2018 BMW 4 Series.

The advertised mileage is consistent with the last MOT reading.

The recorded MOT has expired; ask the dealer for an up-to-date MOT.

MOT

MOT valid until 23 August 2026. 66,535 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 74,537 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

Similar cars for less

Dealer

CSW Automotive, Stafford. Across the dealer network: 31 cars for sale.

Dealer postcode: ST16 3DR.

Dealer opening hours

Monday
09:00-17:00
Tuesday
09:00-17:00
Wednesday
09:00-17:00
Thursday
09:00-17:00
Friday
09:00-17:00
Saturday
09:00-16:00
Sunday
10:00-12:00

Vehicle photos