2018 BMW 3 Series 2.0 320d M Sport Shadow Edition

Overview

• Make: BMW
• Model: 3 Series
• Trim: M Sport Shadow Edition
• Version: 2.0 320d M Sport Shadow Edition Auto RWD Euro 6 (s/s) 4dr (187 bhp)
• Year: 2018
• Mileage: 94,500 miles
• Fuel: Diesel
• Body: Saloon, 4 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Black
• CO2: 116 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 BMW 3 Series M Sport Shadow Edition has covered 94,500 miles, around 21,900 more miles than is typical for its age. Priced at £11,999, it is advertised £163 below the AskCar estimate of £12,162. The AskCar estimate draws on 6,862 BMW 3 Series adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this car for sale 46 days ago. Its advertised mileage matches the government's MOT record. It is for sale at Octane Car Sales in Peterborough. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Fair price: £163 (1%) under the AskCar estimate of £12,162.

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 6,862 priced BMW 3 Series adverts across different ages and specifications, as of 4 November 2026.

A 2018 BMW 3 Series with the 2.0 diesel engine is typically advertised at £12,500: the median of the 286 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2018 BMW 3 Series has been on sale for at least 46 days.

Price history

AskCar first saw this advert on 19 September 2026 at £11,999. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 13 May 2027.

It has had 6 MOTs. The latest, on 8 May 2026, passed.

Advisories at the latest test: offside rear shock absorbers has light misting of oil; offside rear tyre worn close to legal limit/worn on edge; front brake pad(s) wearing thin.

Mileage at that test: 94,190 miles, which matches the advertised 94,500 miles.

Advertised mileage is about 21,900 miles higher than the median mileage of a 2018 BMW 3 Series on AskCar.

Similar cars

48 other 2018 BMW 3 Series M Sport Shadow Edition 2.0 diesel automatic saloons are for sale at UK dealers, from £7,995 to £20,795, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2018 BMW 3 Series M Sport Shadow Edition, 2.0 diesel saloon, black. Mileage: 94,005 miles. Price: £12,999, £1,000 more than this car. Dealer: Stebbings Car Superstore Kings Lynn in King's Lynn. AskCar page: https://askcar.co.uk/car/bmw-3-series-2018-9094e1afd8ff
• 2018 BMW 3 Series M Sport Shadow Edition, 2.0 diesel saloon, blue. Mileage: 96,954 miles. Price: £12,695, £696 more than this car. Dealer: S & R Motors in Swindon. AskCar page: https://askcar.co.uk/car/bmw-3-series-2018-5b6f95fb05c1
• 2018 BMW 3 Series M Sport Shadow Edition, 2.0 diesel saloon, grey. Mileage: 98,000 miles. Price: £12,490, £491 more than this car. Dealer: FRM Car Sales in Walsall. AskCar page: https://askcar.co.uk/car/bmw-3-series-2018-4133314fde9c

• The nearest: 2018 BMW 3 Series M Sport Shadow Edition, 2.0 diesel saloon, black, 2 miles from this car. Mileage: 102,000 miles. Price: £10,695, £1,304 less than this car. Dealer: A & S Car Sales in Peterborough. AskCar page: https://askcar.co.uk/car/bmw-3-series-2018-b16f1d7a04a7