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: 18,503 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 18,503 miles, approximately 6,200 below the typical mileage for its age. The AskCar estimate for this car is £20,638. It is priced at £18,777, which is £1,861 below 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. We first saw this car advertised 100 days ago. Its asking price has since fallen by £1,803. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Carbase Bristol, based in Bristol. 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

Good value: £1,861 (9%) under the AskCar estimate of £20,638.

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 100 days.

Price history

AskCar first saw this advert on 29 July 2026 at £20,580. Its asking price is now £18,777, £1,803 less. The latest price cut was seen on 6 November 2026.

Price changes recorded:

• 29 July 2026: £20,580
• 31 July 2026: £20,533
• 3 August 2026: £20,310
• 6 August 2026: £20,513
• 8 August 2026: £20,293
• 11 August 2026: £20,283
• 13 August 2026: £20,270
• 14 August 2026: £20,471
• 15 August 2026: £20,664
• 18 August 2026: £20,644
• 19 August 2026: £20,541
• 20 August 2026: £20,235
• 21 August 2026: £20,233
• 22 August 2026: £20,000
• 27 August 2026: £19,809
• 28 August 2026: £19,805
• 29 August 2026: £19,798
• 2 September 2026: £19,531
• 5 September 2026: £19,530
• 23 September 2026: £19,510
• 24 September 2026: £19,437
• 25 September 2026: £19,429
• 26 September 2026: £19,418
• 29 September 2026: £19,401
• 30 September 2026: £19,389
• 1 October 2026: £19,375
• 7 October 2026: £19,300
• 8 October 2026: £19,297
• 9 October 2026: £19,276
• 10 October 2026: £19,271
• 13 October 2026: £19,258
• 14 October 2026: £19,174
• 15 October 2026: £19,171
• 16 October 2026: £19,156
• 17 October 2026: £19,150
• 20 October 2026: £19,131
• 21 October 2026: £19,000
• 28 October 2026: £18,890
• 31 October 2026: £18,858
• 4 November 2026: £18,789
• 5 November 2026: £18,781
• 6 November 2026: £18,777

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: valid until 16 April 2027.

It has had one MOT, on 31 March 2026, and passed.

Advisories at the latest test: nearside front tyre slightly damaged.

Mileage at that test: 17,206 miles, which matches the advertised 18,503 miles.

Advertised mileage is about 6,200 miles lower 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: 18,457 miles. Price: £19,490, £713 more than this car. Dealer: Lennox Auto in Brent. AskCar page: https://askcar.co.uk/car/bmw-1-series-2023-37336158586d
• 2023 BMW 1 Series M Sport, 1.5 petrol hatchback, white. Mileage: 18,660 miles. Price: £19,999, £1,222 more than this car. Dealer: Motorpoint Widnes in Widnes. AskCar page: https://askcar.co.uk/car/bmw-1-series-2023-0fac6d13a0fa
• 2023 BMW 1 Series M Sport, 1.5 petrol hatchback, blue. Mileage: 18,228 miles. Price: £19,500, £723 more than this car. Dealer: Hedin Automotive Enfield BMW in Enfield. AskCar page: https://askcar.co.uk/car/bmw-1-series-2023-f6c84f7eac35

• The nearest: 2023 BMW 1 Series M Sport, 1.5 petrol hatchback, white, under a mile from this car. Mileage: 18,152 miles. Price: £18,258, £519 less than this car. Dealer: Carbase Bristol in Bristol. AskCar page: https://askcar.co.uk/car/bmw-1-series-2023-9b970c6206ae