2018 BMW 3 Series 2.0 M Sport

Price: £12,600. Fair price: £140 (1%) over the AskCar estimate of £12,460, our expected asking price for this car from its model, age, mileage and specification, drawing on 6,862 priced BMW 3 Series adverts on AskCar as of 4 November 2026.

AskCar lists 7,147 used BMW 3 Series from 2,707 UK dealerships, as of 4 November 2026.

Overview

  • Make: BMW
  • Model: 3 Series
  • Trim: M Sport
  • Version: 2.0 M Sport Auto Euro 6 4dr (187 bhp)
  • Year: 2018
  • Mileage: 76,505 miles
  • Fuel: Diesel
  • Body: Saloon, 4 doors, 4 seats
  • Engine: 2.0 litres, 187 bhp
  • Gearbox: Automatic
  • Colour: Silver
  • CO2: 137 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 BMW 3 Series M Sport is advertised with 76,505 miles, approximately 3,900 above the typical mileage for its age. Its asking price of £12,600 is £140 above the AskCar estimate of £12,460. The AskCar estimate uses UK dealer asking prices, including 6,862 BMW 3 Series adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 26 days ago. Its asking price has since fallen by £300. According to the government's MOT record, its advertised mileage is consistent with the latest test. You can find this car at GB Autocare in Selby. 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: £140 (1%) over the AskCar estimate of £12,460.

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

This 2018 BMW 3 Series has been on sale for at least 26 days.

Price history

AskCar first saw this advert on 9 October 2026 at £12,900. Its asking price is now £12,600, £300 less. The latest price cut was seen on 18 October 2026.

Price changes recorded:

  • 9 October 2026: £12,900
  • 18 October 2026: £12,600

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 30 August 2027.

It has had 6 MOTs. The latest, on 31 August 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 76,040 miles, which matches the advertised 76,505 miles.

Advertised mileage is about 3,900 miles higher than the median mileage of a 2018 BMW 3 Series on AskCar.

Similar cars

43 other 2018 BMW 3 Series M Sport 2.0 diesel automatic saloons are for sale at UK dealers, from £6,990 to £17,800, as of 4 November 2026.

The 3 closest to this car in mileage:

  • 2018 BMW 3 Series M Sport, 2.0 diesel saloon, black. Mileage: 76,000 miles. Price: £13,000, £400 more than this car. Dealer: CSW Automotive in Stafford. AskCar page: https://askcar.co.uk/car/bmw-3-series-2018-6d7d6f81bff8
  • 2018 BMW 3 Series M Sport, 2.0 diesel saloon, silver. Mileage: 75,000 miles. Price: £13,995, £1,395 more than this car. Dealer: Cars of Conwy in Colwyn Bay. AskCar page: https://askcar.co.uk/car/bmw-3-series-2018-232e904d0910
  • 2018 BMW 3 Series M Sport, 2.0 diesel saloon, grey. Mileage: 78,583 miles. Price: £12,101, £499 less than this car. Dealer: Cargem in Rainham. AskCar page: https://askcar.co.uk/car/bmw-3-series-2018-169ed85410ac
  • The nearest: 2018 BMW 3 Series M Sport, 2.0 diesel saloon, white, 25 miles from this car. Mileage: 157,000 miles. Price: £6,990, £5,610 less than this car. Dealer: Budget Car Solutions in Cleckheaton. AskCar page: https://askcar.co.uk/car/bmw-3-series-2018-12e829c07dab

Browse all BMW 3 Series cars for sale · 2018 BMW 3 Series price guide

More like this

Photos

59 photos of this car are on its AskCar page.

As of 4 November 2026, AskCar lists 592,552 cars and vans from 12,964 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.