2018 BMW 3 Series 2.0 320d M Sport

Version: 2.0 320d M Sport Auto 4WD Euro 6 (s/s) 4dr (187 bhp)

Price: £15,295. Fair price: £206 (1%) over the AskCar estimate of £15,089, our expected asking price for this car from its model, age, mileage and specification, drawing on 6,718 priced BMW 3 Series adverts on AskCar as of 31 October 2026.

AskCar lists 6,973 used BMW 3 Series from 2,626 UK dealerships, as of 31 October 2026.

Overview

Make
BMW
Model
3 Series
Trim
M Sport
Version
2.0 320d M Sport Auto 4WD Euro 6 (s/s) 4dr (187 bhp)
Mileage
58,000 miles
Year
2018
Fuel type
Diesel
Body type
Saloon
Engine
2.0 L
Gearbox
Automatic
Power
187 bhp
Seats
5
CO2
137 g/km
Colour
Blue
Doors
4
Driven wheels
Four Wheel Drive
Engine badge
320d
Emissions standard
Euro 6

About this car

At 58,000 miles, this 2018 BMW 3 Series M Sport has covered about 14,100 fewer miles than other 2018 BMW 3 Series cars. Its asking price of £15,295 is £206 above the AskCar estimate of £15,089. The AskCar estimate uses UK dealer asking prices, including 6,718 BMW 3 Series adverts, and accounts for the car’s age, mileage and specification. It first appeared in our advert records today. Its recorded MOT is valid until 6 December 2026, and its advertised mileage is consistent with the latest MOT reading. You can find this car at MC Autosales in Magherafelt.

Stock data as of 31 October 2026.

How we estimate prices and check cars

Price history

AskCar first saw this advert on 31 October 2026.

Recorded asking prices
Date observedAsking price
31 October 2026£15,295

Price and mileage comparison

Fair price: £206 (1%) over the AskCar estimate of £15,089.

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 6,718 priced BMW 3 Series adverts across different ages and specifications, as of 31 October 2026.

Advertised mileage is about 14,100 miles lower than the median mileage of a 2018 BMW 3 Series on AskCar.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT: valid until 6 December 2026. 57,379 miles at the last test.

Other matching cars

79 other 2018 BMW 3 Series M Sport automatic diesel cars are for sale at UK dealers from £6,990 to £23,840, as of 31 October 2026.

The 5 cheapest:

The 79 matching cars have covered 16,000 to 157,000 miles, compared with 58,000 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. The AskCar estimate adjusts for these differences.

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

More like this

Photos

12 photos of this car are on its AskCar page.

How to contact the dealer and its opening hours are on this AskCar page.

As of 31 October 2026, AskCar lists 583,548 cars and vans from 12,716 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.