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: 31,003 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

With 31,003 miles on the clock, this 2023 BMW 1 Series M Sport has done roughly 6,300 more miles than a typical 2023 BMW 1 Series. Priced at £20,498, it is advertised £537 above the AskCar estimate of £19,961. The AskCar estimate uses 7,261 UK dealer adverts for the BMW 1 Series, with adjustments for age, mileage, trim, engine and other specifications. This car was first seen in our listings data 19 days ago. Its advertised mileage matches the government's MOT record. The seller is Arnold Clark Chertsey Motorstore / Geely, based in Chertsey. 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: £537 (2%) over the AskCar estimate of £19,961.

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

This 2023 BMW 1 Series has been on sale for at least 19 days.

Price history

AskCar first saw this advert on 18 October 2026 at £19,998. Its asking price is now £20,498, £500 more.

Price changes recorded:

• 18 October 2026: £19,998
• 21 October 2026: £20,498

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: valid until 19 October 2027.

It has had one MOT, on 29 September 2026, and passed.

Advisories at the latest test: nearside rear child seat fitted not allowing full inspection of adult belt; offside rear tyre worn close to legal limit/worn on edge.

Mileage at that test: 30,575 miles, which matches the advertised 31,003 miles.

Advertised mileage is about 6,300 miles higher than the median mileage of a 2023 BMW 1 Series on AskCar.

Similar cars

423 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 6 November 2026.

The 3 closest to this car in mileage:

• 2023 BMW 1 Series M Sport, 1.5 petrol hatchback, white. Mileage: 31,011 miles. Price: £19,350, £1,148 less than this car. Dealer: Vines of Gatwick BMW in Crawley. AskCar page: https://askcar.co.uk/car/bmw-1-series-2023-b5b1c9d9ee24
• 2023 BMW 1 Series M Sport, 1.5 petrol hatchback, grey. Mileage: 30,959 miles. Price: £19,950, £548 less than this car. Dealer: Sycamore BMW in Peterborough. AskCar page: https://askcar.co.uk/car/bmw-1-series-2023-e175942d172a
• 2023 BMW 1 Series M Sport, 1.5 petrol hatchback, white. Mileage: 30,784 miles. Price: £18,950, £1,548 less than this car. Dealer: Sycamore BMW in Peterborough. AskCar page: https://askcar.co.uk/car/bmw-1-series-2023-98158625e103

• The nearest: 2023 BMW 1 Series M Sport, 1.5 petrol hatchback, white, under a mile from this car. Mileage: 45,925 miles. Price: £18,998, £1,500 less than this car. Dealer: Arnold Clark Chertsey Motorstore / Geely in Chertsey. AskCar page: https://askcar.co.uk/car/bmw-1-series-2023-0a4da53e6cb5