2018 BMW 3 Series 2.0 320d M Sport

Overview

• Make: BMW
• Model: 3 Series
• Trim: M Sport
• Version: 2.0 320d M Sport Auto 4WD Euro 6 (s/s) 5dr Touring (187 bhp)
• Year: 2018
• Mileage: 100,854 miles
• Fuel: Diesel
• Body: Estate, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 129 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 BMW 3 Series M Sport is advertised with 100,854 miles, approximately 28,000 above the typical mileage for its age. The AskCar estimate for this car is £11,462. It is priced at £11,550, which is £88 above that estimate. The AskCar estimate uses UK dealer asking prices, including 6,742 BMW 3 Series adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 38 days ago. Its asking price has since fallen by £300. The government's MOT record matches its advertised mileage. You can find this car at NK Car Sales in Sheffield. 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: £88 (under 1%) over the AskCar estimate of £11,462.

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 38 days.

Price history

AskCar first saw this advert on 25 September 2026 at £11,850. Its asking price is now £11,550, £300 less. The latest price cut was seen on 21 October 2026.

Price changes recorded:

• 25 September 2026: £11,850
• 6 October 2026: £11,750
• 21 October 2026: £11,550

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 10 May 2027.

It has had 8 MOTs. The latest, on 15 April 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 98,738 miles, which matches the advertised 100,854 miles.

Advertised mileage is about 28,000 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: 100,645 miles. Price: £10,995, £555 less than this car. Dealer: German Motor Store in Chesterfield. AskCar page: https://askcar.co.uk/car/bmw-3-series-2018-2e84e26675c7
• 2018 BMW 3 Series M Sport, 2.0 diesel estate, white. Mileage: 102,084 miles. Price: £11,250, £300 less 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, £589 less than this car. Dealer: Manchester Performance Cars in Manchester. AskCar page: https://askcar.co.uk/car/bmw-3-series-2018-e8a640fc214b