2023 BMW 1 Series 1.5 118i M Sport

Overview

• Make: BMW
• Model: 1 Series
• Trim: M Sport
• Version: 1.5 118i M Sport DCT FWD Euro 6 (s/s) 5dr (LCP) (134 bhp)
• Year: 2023
• Mileage: 20,006 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.5 litres, 134 bhp
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 134 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 BMW 1 Series M Sport is advertised with 20,006 miles, approximately 4,700 below the typical mileage for its age. Priced at £21,999, it is advertised £1,497 above the AskCar estimate of £20,502. The AskCar estimate draws on 7,253 BMW 1 Series adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this car for sale 2 days ago. Its advertised mileage matches the government's MOT record. The seller is Halliwell Jones Chester BMW, based in Chester. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,497 (7%) over the AskCar estimate of £20,502.

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 7,253 priced BMW 1 Series adverts across different ages and specifications, as of 5 November 2026.

A 2023 BMW 1 Series with the 1.5 petrol engine is typically advertised at £19,700: the median of the 660 for sale on AskCar, as of 5 November 2026.

Time on sale

AskCar first saw this 2023 BMW 1 Series advertised 2 days ago. About half of 2023 BMW 1 Series cars are gone from sale within a month of being advertised: 620 of the 1,363 first advertised between 8 July 2026 and 2 October 2026.

Price history

AskCar first saw this advert on 3 November 2026 at £21,999. 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 5 November 2026: valid until 30 October 2027.

It has had one MOT, on 28 October 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 19,934 miles, which matches the advertised 20,006 miles.

Advertised mileage is about 4,700 miles lower than the median mileage of a 2023 BMW 1 Series on AskCar.

Similar cars

425 other 2023 BMW 1 Series M Sport 1.5 petrol automatic hatchbacks are for sale at UK dealers, from £14,395 to £29,990, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2023 BMW 1 Series M Sport, 1.5 petrol hatchback, grey. Mileage: 20,000 miles. Price: £20,490, £1,509 less than this car. Dealer: S James Prestige in Essendine. AskCar page: https://askcar.co.uk/car/bmw-1-series-2023-9d9d57cc63a0
• 2023 BMW 1 Series M Sport, 1.5 petrol hatchback, grey. Mileage: 19,945 miles. Price: £20,699, £1,300 less than this car. Dealer: Fords of Winsford Manchester in Manchester. AskCar page: https://askcar.co.uk/car/bmw-1-series-2023-30df163d8fdc
• 2023 BMW 1 Series M Sport, 1.5 petrol hatchback, grey. Mileage: 20,069 miles. Price: £20,100, £1,899 less than this car. Dealer: Big Motoring World Wimbledon in Wimbledon. AskCar page: https://askcar.co.uk/car/bmw-1-series-2023-7a70b77adf4e

• The nearest: 2023 BMW 1 Series M Sport, 1.5 petrol hatchback, grey, under a mile from this car. Mileage: 44,276 miles. Price: £18,995, £3,004 less than this car. Dealer: Motor Match Chester in Chester. AskCar page: https://askcar.co.uk/car/bmw-1-series-2023-3158fe6cf9a3