2018 BMW 3 Series 2.0 320d M Sport Shadow Edition

Overview

• Make: BMW
• Model: 3 Series
• Trim: M Sport Shadow Edition
• Version: 2.0 320d M Sport Shadow Edition Auto RWD Euro 6 (s/s) 5dr Touring (187 bhp)
• Year: 2018
• Mileage: 67,000 miles
• Fuel: Diesel
• Body: Estate, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Black
• CO2: 133 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 BMW 3 Series M Sport Shadow Edition is advertised with 67,000 miles, approximately 5,600 below the typical mileage for its age. The dealer is asking £16,999, which is £807 above the AskCar estimate of £16,192. To work out the AskCar estimate, we analyse UK dealer adverts for 6,862 BMW 3 Series cars across different ages and specifications. The dealer may accept less. This car has been on sale for at least 160 days. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is for sale at AB Car Sales in Gunnislake. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Fair price: £807 (4%) over the AskCar estimate of £16,192.

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 6,862 priced BMW 3 Series adverts across different ages and specifications, as of 4 November 2026.

A 2018 BMW 3 Series with the 2.0 diesel engine is typically advertised at £12,500: the median of the 286 for sale on AskCar, as of 4 November 2026.

Time on sale

The dealer may accept less. This 2018 BMW 3 Series has been on sale for at least 160 days. About half of 2018 BMW 3 Series cars are gone from sale within a month of being advertised: 269 of the 532 first advertised between 10 July 2026 and 1 October 2026.

Price history

AskCar first saw this advert on 28 May 2026 at £16,999. 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 4 November 2026: valid until 21 January 2027.

It has had 7 MOTs. The latest, on 22 January 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 66,950 miles, which matches the advertised 67,000 miles.

Advertised mileage is about 5,600 miles lower than the median mileage of a 2018 BMW 3 Series on AskCar.

Similar cars

10 other 2018 BMW 3 Series M Sport Shadow Edition 2.0 diesel automatic estates are for sale at UK dealers, from £10,990 to £16,995, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2018 BMW 3 Series M Sport Shadow Edition, 2.0 diesel estate, grey. Mileage: 65,299 miles. Price: £15,600, £1,399 less than this car. Dealer: Group 1 Assured Hailsham in Hailsham. AskCar page: https://askcar.co.uk/car/bmw-3-series-2018-feb09a33831a
• 2018 BMW 3 Series M Sport Shadow Edition, 2.0 diesel estate, black. Mileage: 69,000 miles. Price: £16,995, the same price as this car. Dealer: Baytree Car Sales in Spalding. AskCar page: https://askcar.co.uk/car/bmw-3-series-2018-329f127315eb
• 2018 BMW 3 Series M Sport Shadow Edition, 2.0 diesel estate, white. Mileage: 63,694 miles. Price: £16,799, £200 less than this car. Dealer: Halliwell Jones Wilmslow BMW in Wilmslow. AskCar page: https://askcar.co.uk/car/bmw-3-series-2018-554b45e80556

• The nearest: 2018 BMW 3 Series M Sport Shadow Edition, 2.0 diesel estate, white, 130 miles from this car. Mileage: 120,000 miles. Price: £10,990, £6,009 less than this car. Dealer: BHP Motors Swindon in Swindon. AskCar page: https://askcar.co.uk/car/bmw-3-series-2018-fb8bbed1cda2