2018 BMW 3 Series 2.0 320d M Sport

Price: £14,499. Fair price: £309 (2%) under the AskCar estimate of £14,808, our expected asking price for this car from its model, age, mileage and specification, drawing on 6,742 priced BMW 3 Series adverts on AskCar as of 2 November 2026.

AskCar lists 7,040 used BMW 3 Series from 2,692 UK dealerships, as of 2 November 2026.

Overview

  • Make: BMW
  • Model: 3 Series
  • Trim: M Sport
  • Version: 2.0 320d M Sport Auto RWD Euro 6 (s/s) 4dr (187 bhp)
  • Year: 2018
  • Mileage: 58,803 miles
  • Fuel: Diesel
  • Body: Saloon, 4 doors, 5 seats
  • Engine: 2.0 litres, 187 bhp
  • Gearbox: Automatic
  • Drive: Rear-wheel drive
  • Colour: Black
  • CO2: 116 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 BMW 3 Series M Sport has covered 58,803 miles, around 14,100 fewer miles than is typical for its age. The AskCar estimate for this car is £14,808. It is priced at £14,499, which is £309 below 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 recorded this car for sale 3 days ago. Its advertised mileage matches the government's MOT record. The seller is Bripark Wigan, based in Wigan. 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: £309 (2%) under the AskCar estimate of £14,808.

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

AskCar first saw this 2018 BMW 3 Series advertised 3 days ago. About half of 2018 BMW 3 Series cars are gone from sale within a month of being advertised: 257 of the 506 first advertised between 10 July 2026 and 29 September 2026.

Price history

AskCar first saw this advert on 30 October 2026 at £14,499. 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 28 May 2027.

It has had 6 MOTs. The latest, on 29 April 2026, passed.

Advisories at the latest test: undertrays fitted, covering some testable items.

Mileage at that test: 57,027 miles, which matches the advertised 58,803 miles.

Advertised mileage is about 14,100 miles lower 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 2 November 2026.

The 3 closest to this car in mileage:

  • 2018 BMW 3 Series M Sport, 2.0 diesel saloon, black. Mileage: 58,746 miles. Price: £14,314, £185 less than this car. Dealer: Cargem in Rainham. AskCar page: https://askcar.co.uk/car/bmw-3-series-2018-e5d45fbe3f3c
  • 2018 BMW 3 Series M Sport, 2.0 diesel saloon, black. Mileage: 58,000 miles. Price: £14,450, the same price as this car. Dealer: Windmill Autos in Sandy. AskCar page: https://askcar.co.uk/car/bmw-3-series-2018-dcb2d8224b97
  • 2018 BMW 3 Series M Sport, 2.0 diesel saloon, blue. Mileage: 58,000 miles. Price: £15,295, £796 more than this car. Dealer: MC Autosales in Magherafelt. AskCar page: https://askcar.co.uk/car/bmw-3-series-2018-9fac3b5d7a1e
  • The nearest: 2018 BMW 3 Series M Sport, 2.0 diesel saloon, blue, 9 miles from this car. Mileage: 39,000 miles. Price: £15,795, £1,296 more than this car. Dealer: Love Motors in Bolton. AskCar page: https://askcar.co.uk/car/bmw-3-series-2018-51814fc48cb9

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

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Photos

39 photos of this car are on its AskCar page.

As of 2 November 2026, AskCar lists 586,270 cars and vans from 12,920 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.