2023 BMW 1 Series 2.0 M135i

Overview

• Make: BMW
• Model: 1 Series
• Version: 2.0 M135i Auto 4WD Euro 6 5dr (301 bhp)
• Year: 2023
• Mileage: 10,659 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 301 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 168 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 BMW 1 Series is advertised with 10,659 miles, approximately 14,100 below the typical mileage for its age. Priced at £27,595, it is advertised £1,007 below the AskCar estimate of £28,602. 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 recorded this car for sale 5 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Group 1 Chelmsford BMW, based in Chelmsford. 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: £1,007 (3%) under the AskCar estimate of £28,602.

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 2.0 petrol engine is typically advertised at £25,200: the median of the 274 for sale on AskCar, as of 6 November 2026.

Time on sale

AskCar first saw this 2023 BMW 1 Series advertised 5 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 1 November 2026 at £27,595. 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 29 September 2027.

It has had one MOT, on 22 September 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 10,395 miles, which matches the advertised 10,659 miles.

Advertised mileage is about 14,100 miles lower than the median mileage of a 2023 BMW 1 Series on AskCar.