2018 BMW 1 Series

3.0 M140i Shadow Edition Auto RWD Euro 6 (s/s) 5dr (335 bhp)

£21,795

Fair price: within 8% of the typical £21,700 for this model, age and mileage, drawing on 7,021 adverts of this make and model.

Overview

Make: BMW
Model: 1 Series
Trim: SHADOW EDITION
Version: 3.0 M140i Shadow Edition Auto RWD Euro 6 (s/s) 5dr (335 bhp)
Mileage: 57,500 miles
Year: 2018
Fuel type: Petrol
Body type: Hatchback
Engine: 3.0 L
Gearbox: Automatic
Power: 335 bhp
Seats: 5
CO2: 168 g/km
Colour: Blue
Doors: 5
Driven wheels: Rear Wheel Drive
Engine badge: M140i
Emissions standard: Euro 6

About this car

This 2018 BMW 1 Series Shadow Edition has covered 57,500 miles, around 9,400 fewer than typical for its age. Our estimated market asking price is £21,700. This car is advertised at £21,795, which is £95 above that figure. We use UK dealer asking prices, including 7,021 BMW 1 Series listings, and account for the car’s age, mileage and specification. This car was first seen in our listings data 16 days ago. Its MOT is recorded as valid until 21 September 2027. The advertised mileage is consistent with the latest MOT reading. It is for sale at Harris Automotive in Bath and North East Somerset.

Stock data from 20 October 2026.

How we estimate prices and check cars

Price history

First seen on 5 October 2026, 16 days ago. Advert duration calculated on 21 October 2026.

Recorded asking prices
Date observed	Asking price
5 October 2026	£21,500
8 October 2026	£21,795
20 October 2026	£21,795

Price and mileage comparison

Estimated market asking price: £21,700. The asking price is £95 above this estimate.

The estimate uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It estimates an advertised price, not a confirmed sale price.

The pricing calculation includes 7,021 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 9,400 miles lower than typical for a 2018 BMW 1 Series.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 21 September 2027. 57,373 miles at the last test.

105 other cars with the same year, trim, gearbox and fuel are for sale from £14,990 to £30,995.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£14,990	103,486 miles
£15,750	96,200 miles
£15,795	97,000 miles
£15,990	96,000 miles
£15,995	102,366 miles

These cars have covered 22,175–103,486 miles, compared with 57,500 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

Browse all BMW 1 Series cars for sale · 2018 BMW 1 Series price guide

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Dealer

Harris Automotive, Bath and North East Somerset. Across the dealer network: 6 cars for sale.

Dealer postcode: BA3 3RZ.