2023 BMW 1 Series 1.5 118i M Sport

Price: £18,490. Fair price: £146 (under 1%) over the AskCar estimate of £18,344, our expected asking price for this car from its model, age, mileage and specification, drawing on 7,261 priced BMW 1 Series adverts on AskCar as of 6 November 2026.

AskCar lists 7,538 used BMW 1 Series from 2,744 UK dealerships, as of 6 November 2026.

Overview

  • Make: BMW
  • Model: 1 Series
  • Trim: M Sport
  • Version: 1.5 118i M Sport Manual FWD Euro 6 (s/s) 5dr (LCP) (134 bhp)
  • Year: 2023
  • Mileage: 29,625 miles
  • Fuel: Petrol
  • Body: Hatchback, 5 doors, 5 seats
  • Engine: 1.5 litres, 134 bhp
  • Gearbox: Manual
  • Drive: Front-wheel drive
  • Colour: Grey
  • CO2: 134 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

At 29,625 miles, this 2023 BMW 1 Series M Sport has covered about 4,900 more miles than other 2023 BMW 1 Series cars. The AskCar estimate for this car is £18,344. It is priced at £18,490, which is £146 above that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 7,261 BMW 1 Series cars across different ages and specifications. This car was first seen in our listings data 2 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. You can find this car at Dick Lovett in Potters BAR. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £146 (under 1%) over the AskCar estimate of £18,344.

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 7,261 priced BMW 1 Series adverts across different ages and specifications, as of 6 November 2026.

A 2023 BMW 1 Series with the 1.5 petrol engine is typically advertised at £19,600: the median of the 655 for sale on AskCar, as of 6 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: 635 of the 1,391 first advertised between 8 July 2026 and 3 October 2026.

Price history

AskCar first saw this advert on 4 November 2026 at £18,490. 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 6 November 2026: valid until 10 October 2027.

It has had one MOT, on 2 October 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 29,045 miles, which matches the advertised 29,625 miles.

Advertised mileage is about 4,900 miles higher than the median mileage of a 2023 BMW 1 Series on AskCar.

Similar cars

105 other 2023 BMW 1 Series M Sport 1.5 petrol manual hatchbacks are for sale at UK dealers, from £14,950 to £21,990, as of 6 November 2026.

The 3 closest to this car in mileage:

  • 2023 BMW 1 Series M Sport, 1.5 petrol hatchback, white. Mileage: 29,656 miles. Price: £18,399, £91 less than this car. Dealer: Lookers BMW Stoke-On-Trent in Stoke-on-Trent. AskCar page: https://askcar.co.uk/car/bmw-1-series-2023-0f00a2424350
  • 2023 BMW 1 Series M Sport, 1.5 petrol hatchback, black. Mileage: 29,283 miles. Price: £21,990, £3,500 more than this car. Dealer: Dick Lovett in Potters Bar. AskCar page: https://askcar.co.uk/car/bmw-1-series-2023-2d86ee4fbee0
  • 2023 BMW 1 Series M Sport, 1.5 petrol hatchback, grey. Mileage: 30,000 miles. Price: £17,990, £500 less than this car. Dealer: Convent Motors in Ashford. AskCar page: https://askcar.co.uk/car/bmw-1-series-2023-e589ff2c2ef7
  • The nearest: 2023 BMW 1 Series M Sport, 1.5 petrol hatchback, black, under a mile from this car. Mileage: 35,039 miles. Price: £18,995, £505 more than this car. Dealer: Dick Lovett in Potters Bar. AskCar page: https://askcar.co.uk/car/bmw-1-series-2023-09f143be789f

Browse all BMW 1 Series cars for sale · 2023 BMW 1 Series price guide

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As of 6 November 2026, AskCar lists 598,752 cars and vans from 12,905 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.