2018 BMW 3 Series 1.5 318i Sport

Overview

• Make: BMW
• Model: 3 Series
• Trim: Sport
• Version: 1.5 318i Sport Auto RWD Euro 6 (s/s) 4dr (134 bhp)
• Year: 2018
• Mileage: 106,800 miles
• Fuel: Petrol
• Body: Saloon, 4 doors, 5 seats
• Engine: 1.5 litres, 134 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Blue
• CO2: 122 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 BMW 3 Series Sport is advertised with 106,800 miles, approximately 33,900 above the typical mileage for its age. Priced at £6,995, it is advertised £415 below the AskCar estimate of £7,410. To work out the AskCar estimate, we analyse UK dealer adverts for 6,742 BMW 3 Series cars across different ages and specifications. The dealer may accept less. This car has been on sale for at least 83 days. The government's MOT record matches its advertised mileage. You can find this car at Raymond Smith Garages in Bedford. 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: £415 (5%) under the AskCar estimate of £7,410.

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 6,742 priced BMW 3 Series adverts across different ages and specifications, as of 2 November 2026.

A 2018 BMW 3 Series with the 1.5 petrol engine is typically advertised at £9,500: the median of the 27 for sale on AskCar, as of 2 November 2026.

Time on sale

The dealer may accept less. This 2018 BMW 3 Series has been on sale for at least 83 days. About half of 2018 BMW 3 Series cars are gone from sale within a month of being advertised: 257 of the 506 first advertised between 10 July 2026 and 29 September 2026.

Price history

AskCar first saw this advert on 11 August 2026 at £6,995. 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 2 November 2026: valid until 29 March 2027.

It has had 7 MOTs. The latest, on 24 March 2026, passed.

Advisories at the latest test: front macpherson strut pin or bush worn but not resulting in excessive movement both side; oil leak, but not excessive.

Mileage at that test: 104,474 miles, which matches the advertised 106,800 miles.

Advertised mileage is about 33,900 miles higher than the median mileage of a 2018 BMW 3 Series on AskCar.

Similar cars

10 other 2018 BMW 3 Series Sport 1.5 petrol automatic saloons are for sale at UK dealers, from £5,995 to £13,100, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2018 BMW 3 Series Sport, 1.5 petrol saloon, white. Mileage: 94,013 miles. Price: £5,995, £1,000 less than this car. Dealer: E G Automotives in East Grinstead. AskCar page: https://askcar.co.uk/car/bmw-3-series-2018-8d830d57155c
• 2018 BMW 3 Series Sport, 1.5 petrol saloon, white. Mileage: 84,019 miles. Price: £9,999, £3,004 more than this car. Dealer: cinch Corby in Corby. AskCar page: https://askcar.co.uk/car/bmw-3-series-2018-2479a0916ff5
• 2018 BMW 3 Series Sport, 1.5 petrol saloon, white. Mileage: 80,700 miles. Price: £9,290, £2,295 more than this car. Dealer: Bell Lane Autos in London. AskCar page: https://askcar.co.uk/car/bmw-3-series-2018-4618699ebf0f