2018 BMW 3 Series 1.5 318i SE
Version: 1.5 318i SE Manual RWD Euro 6 (s/s) 4dr (134 bhp)
Price: £6,995. Fair price: £243 (3%) under the AskCar estimate of £7,238, our expected asking price for this car from its model, age, mileage and specification, drawing on 6,652 priced BMW 3 Series adverts on AskCar as of 1 November 2026.
AskCar lists 6,914 used BMW 3 Series from 2,613 UK dealerships, as of 1 November 2026.
Overview
- Make
- BMW
- Model
- 3 Series
- Trim
- SE
- Version
- 1.5 318i SE Manual RWD Euro 6 (s/s) 4dr (134 bhp)
- Mileage
- 99,440 miles
- Year
- 2018
- Fuel type
- Petrol
- Body type
- Saloon
- Engine
- 1.5 L
- Gearbox
- Manual
- Power
- 134 bhp
- Seats
- 5
- CO2
- 124 g/km
- Colour
- Black
- Doors
- 4
- Driven wheels
- Rear Wheel Drive
- Engine badge
- 318i
- Emissions standard
- Euro 6
About this car
This 2018 BMW 3 Series is advertised with 99,440 miles, approximately 26,800 above the typical mileage for its age. The dealer is asking £6,995, which is £243 below the AskCar estimate of £7,238. To work out the AskCar estimate, we analyse UK dealer adverts for 6,652 BMW 3 Series cars across different ages and specifications. It first appeared in our advert records today. Its recorded MOT is valid until 9 April 2027, and its advertised mileage is consistent with the latest MOT reading. It is advertised by Collier Cars in Romford.
Stock data as of 1 November 2026.
Price history
AskCar first saw this advert on 1 November 2026.
| Date observed | Asking price |
|---|---|
| 1 November 2026 | £6,995 |
Price and mileage comparison
Fair price: £243 (3%) under the AskCar estimate of £7,238.
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 6,652 priced BMW 3 Series adverts across different ages and specifications, as of 1 November 2026.
Advertised mileage is about 26,800 miles higher than the median mileage of a 2018 BMW 3 Series on AskCar.
The advertised mileage is consistent with the last MOT reading.
MOT
MOT: valid until 9 April 2027. 94,306 miles at the last test.
Other matching cars
2 other 2018 BMW 3 Series SE manual petrol cars are for sale at UK dealers from £6,900 to £7,995, as of 1 November 2026.
- 2018 BMW 3 Series. Price: £6,900. Mileage: 105,593 miles. Dealer: Sevenoaks Auto Village Sevenoaks AV in Hildenborough. AskCar page: https://askcar.co.uk/car/bmw-3-series-2018-dc0225396244
- 2018 BMW 3 Series. Price: £7,995. Mileage: 102,800 miles. Dealer: Duman Autos in Livingston. AskCar page: https://askcar.co.uk/car/bmw-3-series-2018-b544393d548a
The 2 matching cars have covered 102,800 to 105,593 miles, compared with 99,440 miles for this car.
Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. The AskCar estimate adjusts for these differences.
Browse all BMW 3 Series cars for sale · 2018 BMW 3 Series price guide
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Photos
33 photos of this car are on its AskCar page.
How to contact the dealer and its opening hours are on this AskCar page.
As of 1 November 2026, AskCar lists 578,994 cars and vans from 12,654 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.