2018 BMW 3 Series

3.0 340i M Sport Shadow Edition Auto RWD Euro 6 (s/s) 5dr Touring (322 bhp)

£29,995

Above the going rate: £3,539 over the typical £26,456 for this model, age and mileage, drawing on 6,811 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) 5dr Touring (322 bhp)
Mileage: 33,000 miles
Year: 2018
Fuel type: Petrol
Body type: Estate
Engine: 3.0 L
Gearbox: Automatic
Power: 322 bhp
Seats: 5
CO2: 164 g/km
Colour: Blue
Doors: 5
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 33,000 miles, around 40,300 fewer than typical for its age. Its asking price of £29,995 is £3,539 above our estimate of £26,456. To estimate its market asking price, we analyse UK dealer adverts for 6,811 BMW 3 Series cars across different ages and specifications. This car was first seen in our listings data 90 days ago. It is for sale at S.P.V. Automotive in Windlesham.

Stock data from 20 October 2026.

How we estimate prices and check cars

Price history

First seen on 23 July 2026, 90 days ago. Advert duration calculated on 21 October 2026.

Recorded asking prices
Date observed	Asking price
24 July 2026	£29,995
26 July 2026	£29,995
20 October 2026	£29,995

Price and mileage comparison

Estimated market asking price: £26,456. The asking price is £3,539 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 6,811 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 40,300 miles lower than typical for a 2018 BMW 3 Series.

38 other cars with the same year, trim, gearbox and fuel are for sale from £8,795 to £28,995.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£8,795	143,221 miles
£11,424	84,747 miles
£11,490	93,512 miles
£11,584	101,000 miles
£11,795	100,000 miles

These cars have covered 15,682–143,221 miles, compared with 33,000 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

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Dealer

S.P.V. Automotive, Windlesham. Across the dealer network: 55 cars for sale.

Dealer postcode: GU20 6DU.