2018 BMW 1 Series 3.0 M140i Shadow Edition

Overview

• Make: BMW
• Model: 1 Series
• Trim: Shadow Edition
• Version: 3.0 M140i Shadow Edition Auto RWD Euro 6 (s/s) 5dr (335 bhp)
• Year: 2018
• Mileage: 42,990 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 3.0 litres, 335 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Grey
• CO2: 168 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 42,990 miles, this 2018 BMW 1 Series Shadow Edition has covered about 23,300 fewer miles than other 2018 BMW 1 Series cars. The dealer is asking £23,995, which is £525 above the AskCar estimate of £23,470. To work out the AskCar estimate, we analyse UK dealer adverts for 7,180 BMW 1 Series cars across different ages and specifications. It first appeared in our advert records 14 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is for sale at Automotive GT Car Sales in Airdrie. 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: £525 (2%) over the AskCar estimate of £23,470.

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 7,180 priced BMW 1 Series adverts across different ages and specifications, as of 4 November 2026.

A 2018 BMW 1 Series with the 3.0 petrol engine is typically advertised at £21,000: the median of the 117 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2018 BMW 1 Series has been on sale for at least 14 days.

Price history

AskCar first saw this advert on 21 October 2026 at £23,995. 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 August 2027.

It failed its MOT on 16 July 2026 (nearside front suspension arm ball joint excessively worn track control arm (straight arm)) and passed 1 day later, on 17 July 2026.

Advisories at the latest test: nearside rear child seat fitted not allowing full inspection of adult belt; offside front tyre has a cut but not deep enough to reach the ply or cords; nearside rear tyre has a cut but not deep enough to reach the ply or cords.

Mileage at that test: 41,101 miles, which matches the advertised 42,990 miles.

Advertised mileage is about 23,300 miles lower than the median mileage of a 2018 BMW 1 Series on AskCar.

Similar cars

103 other 2018 BMW 1 Series Shadow Edition 3.0 petrol automatic hatchbacks are for sale at UK dealers, from £14,990 to £26,995, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2018 BMW 1 Series Shadow Edition, 3.0 petrol hatchback, black. Mileage: 43,057 miles. Price: £23,050, £945 less than this car. Dealer: Hilton Garage in Derby. AskCar page: https://askcar.co.uk/car/bmw-1-series-2018-91c9f2216fc7
• 2018 BMW 1 Series Shadow Edition, 3.0 petrol hatchback, black. Mileage: 44,000 miles. Price: £23,998, the same price as this car. Dealer: UP Prestige in Bridgnorth. AskCar page: https://askcar.co.uk/car/bmw-1-series-2018-28ee50be81dd
• 2018 BMW 1 Series Shadow Edition, 3.0 petrol hatchback, black. Mileage: 44,026 miles. Price: £25,000, £1,005 more than this car. Dealer: Sytner Chigwell BMW in Chigwell. AskCar page: https://askcar.co.uk/car/bmw-1-series-2018-45d9a6df0f53

• The nearest: 2018 BMW 1 Series Shadow Edition, 3.0 petrol hatchback, black, 7 miles from this car. Mileage: 76,708 miles. Price: £18,995, £5,000 less than this car. Dealer: Auto's RS in Stepps. AskCar page: https://askcar.co.uk/car/bmw-1-series-2018-b02a65b19517