2018 BMW 3 Series

3.0 340i M Sport Shadow Edition Auto RWD Euro 6 (s/s) 4dr (322 bhp)

£23,950

Fair price: within 8% of the typical £23,618 for this model, age and mileage, drawing on 6,886 adverts of this make and model.

Overview

Make
BMW
Model
3 Series
Trim
M SPORT SHADOW EDITION
Version
3.0 340i M Sport Shadow Edition Auto RWD Euro 6 (s/s) 4dr (322 bhp)
Mileage
36,300 miles
Year
2018
Fuel type
Petrol
Body type
Saloon
Engine
3.0 L
Gearbox
Automatic
Power
322 bhp
Seats
5
CO2
159 g/km
Colour
Grey
Doors
4
Driven wheels
Rear Wheel Drive
Engine badge
340i
Emissions standard
Euro 6

About this car

This 2018 BMW 3 Series M Sport Shadow Edition has covered 36,300 miles, around 37,700 fewer than typical for its age. Its asking price of £23,950 is £332 above our estimate of £23,618. We use UK dealer asking prices, including 6,886 BMW 3 Series listings, and account for the car’s age, mileage and specification. Since we first spotted the advert 13 days ago, the asking price has dropped by £1,000. MOT records show an expiry date of 9 June 2027, and the latest recorded mileage is consistent with the advert. The seller is BJC Car Sales, based in Wimborne.

Stock data from 22 October 2026.

How we estimate prices and check cars

Price history

First seen on 10 October 2026, 13 days ago. Advert duration calculated on 23 October 2026. Net asking-price reduction: £1,000 from the first recorded £24,950. 1 price reduction recorded, the latest observed on 22 October 2026.

Recorded asking prices
Date observedAsking price
10 October 2026£24,950
22 October 2026£23,950

Price and mileage comparison

Estimated market asking price: £23,618. The asking price is £332 above this estimate.

The estimate uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It estimates an advertised price, not a confirmed sale price.

The pricing calculation includes 6,886 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 37,700 miles lower than typical for a 2018 BMW 3 Series.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 9 June 2027. 35,256 miles at the last test.

39 other cars with the same year, trim, gearbox and fuel are for sale from £8,795 to £29,995.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£8,795143,221 miles
£10,99489,000 miles
£11,42484,747 miles
£11,49093,512 miles
£11,584101,000 miles

These cars have covered 15,682–143,221 miles, compared with 36,300 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

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

How to contact the dealer, its opening hours and the cheaper cars like this one are on this AskCar page.

Vehicle photos

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