2018 BMW M3

Overview

Make

BMW

Model

M3

Trim

COMPETITION

Version

3.0 BiTurbo Competition DCT RWD Euro 6 (s/s) 4dr

Mileage

36,000 miles

Year

2018

Fuel type

Petrol

Body type

Saloon

Engine

3.0 L

Gearbox

Automatic

Seats

5

CO2

194 g/km

Colour

Black

Doors

4

Driven wheels

Rear Wheel Drive

Gearbox version

DCT

Engine badge

BiTurbo

Emissions standard

Euro 6

About this car

With 36,000 miles on the clock, this 2018 BMW M3 Competition has done roughly 10,800 fewer miles than a typical 2018 BMW M3. The dealer is asking £42,995, which is £3,298 above our market estimate of £39,697. We use UK dealer asking prices, including 775 BMW M3 listings, and account for the car’s age, mileage and specification. It first appeared in our advert records 145 days ago. The seller is A C G Motors, based in Manchester.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price and mileage comparison

Estimated market asking price: £39,697. The asking price is £3,298 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 775 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 10,800 miles lower than typical for a 2018 BMW M3.