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 (134 bhp)
• Year: 2023
• Mileage: 28,825 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.5 litres, 134 bhp
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: White
• CO2: 137 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 BMW 1 Series M Sport is advertised with 28,825 miles, approximately 3,700 above the typical mileage for its age. The dealer is asking £20,998, which is £862 above the AskCar estimate of £20,136. To work out the AskCar estimate, we analyse UK dealer adverts for 7,224 BMW 1 Series cars across different ages and specifications. We first recorded this advert 55 days ago, and its asking price has since fallen by £900. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is MINI UK at Arnold Clark Glasgow, based in Glasgow. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 12 November 2026.

How we estimate prices and check cars

Price

Fair price: £862 (4%) over the AskCar estimate of £20,136.

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 7,224 priced BMW 1 Series adverts across different ages and specifications, as of 12 November 2026.

A 2023 BMW 1 Series with the 1.5 petrol engine is typically advertised at £19,500: the median of the 657 for sale on AskCar, as of 12 November 2026.

Time on sale

This 2023 BMW 1 Series has been on sale for at least 55 days.

Price history

AskCar first saw this advert on 18 September 2026 at £21,898. Its asking price is now £20,998, £900 less. The latest price cut was seen on 20 October 2026.

Price changes recorded:

• 18 September 2026: £21,898
• 20 October 2026: £20,998

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 12 November 2026: valid until 8 June 2027.

It has had one MOT, on 5 June 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 25,568 miles, which matches the advertised 28,825 miles.

Advertised mileage is about 3,700 miles higher than the median mileage of a 2023 BMW 1 Series on AskCar.

Similar cars

419 other 2023 BMW 1 Series M Sport 1.5 petrol automatic hatchbacks are for sale at UK dealers, from £14,000 to £29,990, as of 12 November 2026.

The 3 closest to this car in mileage:

• 2023 BMW 1 Series M Sport, 1.5 petrol hatchback, white. Mileage: 28,836 miles. Price: £19,695, £1,303 less than this car. Dealer: Motor Trust UK Garstang in Preston. AskCar page: https://askcar.co.uk/car/bmw-1-series-2023-691994908336
• 2023 BMW 1 Series M Sport, 1.5 petrol hatchback, blue. Mileage: 28,845 miles. Price: £20,995, the same price as this car. Dealer: Dick Lovett in Potters Bar. AskCar page: https://askcar.co.uk/car/bmw-1-series-2023-5836be923dd5
• 2023 BMW 1 Series M Sport, 1.5 petrol hatchback, black. Mileage: 28,794 miles. Price: £20,498, £500 less than this car. Dealer: Arnold Clark Bishopbriggs Renault / Dacia / Vanstore in Bishopbriggs. AskCar page: https://askcar.co.uk/car/bmw-1-series-2023-5f3fc7f35a50

• The nearest: 2023 BMW 1 Series M Sport, 1.5 petrol hatchback, grey, under a mile from this car. Mileage: 41,526 miles. Price: £19,898, £1,100 less than this car. Dealer: MINI UK at Arnold Clark Glasgow in Glasgow. AskCar page: https://askcar.co.uk/car/bmw-1-series-2023-a70da8a72db1