2018 BMW M3 3.0

Price: £42,995. Fair price: £3,120 (6%) under the AskCar estimate of £46,115, our expected asking price for this car from its model, age, mileage and specification, drawing on 756 priced BMW M3 adverts on AskCar as of 2 November 2026.

AskCar lists 811 used BMW M3 from 475 UK dealerships, as of 2 November 2026.

Overview

  • Make: BMW
  • Model: M3
  • Version: 3.0 DCT RWD Euro 6 4dr
  • Year: 2018
  • Mileage: 11,603 miles
  • Fuel: Petrol
  • Body: Saloon, 4 doors, 5 seats
  • Engine: 3.0 litres
  • Gearbox: Automatic (DCT)
  • Drive: Rear-wheel drive
  • Colour: Grey
  • Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 BMW M3 is advertised with 11,603 miles, approximately 36,400 below the typical mileage for its age. The dealer is asking £42,995, which is £3,120 below the AskCar estimate of £46,115. To work out the AskCar estimate, we analyse UK dealer adverts for 756 BMW M3 cars across different ages and specifications. Since we first spotted the advert 124 days ago, the asking price has dropped by £3,900. The seller is Elite Heritage Sales, based in Kettering. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Fair price: £3,120 (6%) under the AskCar estimate of £46,115.

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 756 priced BMW M3 adverts across different ages and specifications, as of 2 November 2026.

A 2018 BMW M3 with the 3.0 petrol engine is typically advertised at £37,500: the median of the 26 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2018 BMW M3 has been on sale for at least 124 days.

Price history

AskCar first saw this advert on 1 July 2026 at £46,895. Its asking price is now £42,995, £3,900 less. The latest price cut was seen on 18 October 2026.

Price changes recorded:

  • 1 July 2026: £46,895
  • 9 July 2026: £45,995
  • 20 July 2026: £45,495
  • 24 August 2026: £44,995
  • 15 September 2026: £43,995
  • 22 September 2026: £42,995
  • 30 September 2026: £43,495
  • 18 October 2026: £42,995

Mileage and MOT

Advertised mileage is about 36,400 miles lower than the median mileage of a 2018 BMW M3 on AskCar.

Browse all BMW M3 cars for sale · 2018 BMW M3 price guide

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Photos

23 photos of this car are on its AskCar page.

As of 2 November 2026, AskCar lists 586,270 cars and vans from 12,920 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.