2018 BMW 4 Series 2.0 420i M Sport

Overview

• Make: BMW
• Model: 4 Series
• Trim: M Sport
• Version: 2.0 420i M Sport Manual RWD Euro 6 2dr (Professional Media) (181 bhp)
• Year: 2018
• Mileage: 30,290 miles
• Fuel: Petrol
• Body: Coupe, 2 doors, 4 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Manual
• Drive: Rear-wheel drive
• Colour: Blue
• CO2: 169 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 30,290 miles on the clock, this 2018 BMW 4 Series M Sport has done roughly 33,000 fewer miles than a typical 2018 BMW 4 Series. The AskCar estimate for this car is £15,960. It is priced at £14,999, which is £961 below that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 1,787 BMW 4 Series cars across different ages and specifications. This car was first seen in our listings data 5 days ago. Its advertised mileage matches the government's MOT record. The seller is Hendy Car Store Portsmouth, based in Portsmouth. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Fair price: £961 (6%) under the AskCar estimate of £15,960.

The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.

It draws on 1,787 priced BMW 4 Series adverts across different ages and specifications, as of 2 November 2026.

A 2018 BMW 4 Series with the 2.0 petrol engine is typically advertised at £14,800: the median of the 112 for sale on AskCar, as of 2 November 2026.

Time on sale

AskCar first saw this 2018 BMW 4 Series advertised 5 days ago. About half of 2018 BMW 4 Series cars are gone from sale within a month of being advertised: 125 of the 275 first advertised between 11 July 2026 and 29 September 2026.

Price history

AskCar first saw this advert on 28 October 2026 at £14,999. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 8 April 2027.

It has had 6 MOTs. The latest, on 9 April 2026, passed.

Advisories at the latest test: offside front tyre worn close to legal limit/worn on edge tyre worn close to legal limit; offside front tyre worn close to legal limit/worn on edge worn on inner and outer edge; nearside rear tyre worn close to legal limit/worn on edge tyre worn close to legal limit.

Mileage at that test: 27,186 miles, which matches the advertised 30,290 miles.

Advertised mileage is about 33,000 miles lower than the median mileage of a 2018 BMW 4 Series on AskCar.