2018 BMW 3 Series 2.0 320d M Sport

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

Price: £15,499. Above the going rate: £1,340 (9%) over the AskCar estimate of £14,159, our expected asking price for this car from its model, age, mileage and specification, drawing on 6,692 priced BMW 3 Series adverts on AskCar as of 29 October 2026.

AskCar lists 7,078 used BMW 3 Series from 2,699 UK dealerships, as of 29 October 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)
Mileage
65,412 miles
Year
2018
Fuel type
Diesel
Body type
Saloon
Engine
2.0 L
Gearbox
Automatic
Power
187 bhp
Seats
5
Colour
Blue
Doors
4
Driven wheels
Rear Wheel Drive
Engine badge
320d
Emissions standard
Euro 6

About this car

At 65,412 miles, this 2018 BMW 3 Series M Sport has covered about 8,300 fewer miles than other 2018 BMW 3 Series cars. The dealer is asking £15,499, which is £1,340 above the AskCar estimate of £14,159. To work out the AskCar estimate, we analyse UK dealer adverts for 6,692 BMW 3 Series cars across different ages and specifications. It first appeared in our advert records today. MOT records show an expiry date of 21 December 2026, and the latest recorded mileage is consistent with the advert. The seller is Halliwell Jones Wilmslow BMW, based in Wilmslow.

Stock data as of 29 October 2026.

How we estimate prices and check cars

Price history

AskCar first saw this advert on 29 October 2026.

Recorded asking prices
Date observedAsking price
29 October 2026£15,499

Price and mileage comparison

Above the going rate: £1,340 (9%) over the AskCar estimate of £14,159.

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 6,692 priced BMW 3 Series adverts across different ages and specifications, as of 29 October 2026.

Advertised mileage is about 8,300 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 21 December 2026. 56,080 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 £7,799 to £24,340, as of 29 October 2026.

The 5 cheapest:

The 79 matching cars have covered 16,000 to 141,000 miles, compared with 65,412 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

1 photo of this car is on its AskCar page.

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

As of 29 October 2026, AskCar lists 587,923 cars and vans from 12,992 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.