2018 BMW 3 Series 2.0 318d M Sport

Overview

• Make: BMW
• Model: 3 Series
• Trim: M Sport
• Version: 2.0 318d M Sport Auto RWD Euro 6 (s/s) 5dr Touring (148 bhp)
• Year: 2018
• Mileage: 100,645 miles
• Fuel: Diesel
• Body: Estate, 5 doors, 5 seats
• Engine: 2.0 litres, 148 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Grey
• CO2: 124 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 BMW 3 Series M Sport has covered 100,645 miles, around 27,800 more miles than is typical for its age. The dealer is asking £10,995, which is £1,131 above the AskCar estimate of £9,864. To work out the AskCar estimate, we analyse UK dealer adverts for 6,742 BMW 3 Series cars across different ages and specifications. This car was first seen in our listings data 30 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is German Motor Store, based in Chesterfield. 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

Above the going rate: £1,131 (11%) over the AskCar estimate of £9,864.

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 6,742 priced BMW 3 Series adverts across different ages and specifications, as of 2 November 2026.

A 2018 BMW 3 Series with the 2.0 diesel engine is typically advertised at £12,500: the median of the 284 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2018 BMW 3 Series has been on sale for at least 30 days.

Price history

AskCar first saw this advert on 3 October 2026 at £10,995. 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 19 May 2027.

It has had 6 MOTs. The latest, on 18 May 2026, passed.

Advisories at the latest test: brake disc worn, but not excessively all four.

Mileage at that test: 97,351 miles, which matches the advertised 100,645 miles.

Advertised mileage is about 27,800 miles higher than the median mileage of a 2018 BMW 3 Series on AskCar.

Similar cars

16 other 2018 BMW 3 Series M Sport 2.0 diesel automatic estates are for sale at UK dealers, from £7,799 to £16,590, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2018 BMW 3 Series M Sport, 2.0 diesel estate, grey. Mileage: 100,854 miles. Price: £11,550, £555 more than this car. Dealer: NK Car Sales in Sheffield. AskCar page: https://askcar.co.uk/car/bmw-3-series-2018-342f6e42841e
• 2018 BMW 3 Series M Sport, 2.0 diesel estate, white. Mileage: 102,084 miles. Price: £11,250, £255 more than this car. Dealer: NK Car Sales in Sheffield. AskCar page: https://askcar.co.uk/car/bmw-3-series-2018-b2bf77bd0e83
• 2018 BMW 3 Series M Sport, 2.0 diesel estate, white. Mileage: 99,000 miles. Price: £10,961, the same price as this car. Dealer: Manchester Performance Cars in Manchester. AskCar page: https://askcar.co.uk/car/bmw-3-series-2018-e8a640fc214b