2023 BMW 3 Series 2.0 320i M Sport

Overview

• Make: BMW
• Model: 3 Series
• Trim: M Sport
• Version: 2.0 320i M Sport Auto RWD Euro 6 (s/s) 4dr (181 bhp)
• Year: 2023
• Mileage: 15,589 miles
• Fuel: Petrol
• Body: Saloon, 4 doors, 5 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Black
• CO2: 148 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 BMW 3 Series M Sport is advertised with 15,589 miles, approximately 19,100 below the typical mileage for its age. Its asking price of £26,750 is £1,124 below the AskCar estimate of £27,874. The AskCar estimate draws on 6,902 BMW 3 Series adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 68 days ago. Its asking price has since fallen by £1,750. The seller is Sytner Newport BMW, based in Newport. 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: £1,124 (4%) under the AskCar estimate of £27,874.

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 6,902 priced BMW 3 Series adverts across different ages and specifications, as of 6 November 2026.

A 2023 BMW 3 Series with the 2.0 petrol engine is typically advertised at £25,000: the median of the 387 for sale on AskCar, as of 6 November 2026.

Time on sale

This 2023 BMW 3 Series has been on sale for at least 68 days.

Price history

AskCar first saw this advert on 30 August 2026 at £28,500. Its asking price is now £26,750, £1,750 less. The latest price cut was seen on 25 October 2026.

Price changes recorded:

• 30 August 2026: £28,500
• 18 September 2026: £28,000
• 25 September 2026: £27,750
• 8 October 2026: £27,000
• 25 October 2026: £26,750

Mileage and MOT

Advertised mileage is about 19,100 miles lower than the median mileage of a 2023 BMW 3 Series on AskCar.

Similar cars

91 other 2023 BMW 3 Series M Sport 2.0 petrol automatic saloons are for sale at UK dealers, from £19,900 to £30,498, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2023 BMW 3 Series M Sport, 2.0 petrol saloon, blue. Mileage: 15,578 miles. Price: £27,495, £745 more than this car. Dealer: Vertu BMW Exeter in Exeter. AskCar page: https://askcar.co.uk/car/bmw-3-series-2023-c5a238c51f1f
• 2023 BMW 3 Series M Sport, 2.0 petrol saloon, black. Mileage: 15,490 miles. Price: £26,450, £300 less than this car. Dealer: Eddie Wright Car Supermarket in Scunthorpe. AskCar page: https://askcar.co.uk/car/bmw-3-series-2023-b07031faecc0
• 2023 BMW 3 Series M Sport, 2.0 petrol saloon, blue. Mileage: 15,970 miles. Price: £28,498, £1,748 more than this car. Dealer: Arnold Clark Newcastle BYD in Newcastle upon Tyne. AskCar page: https://askcar.co.uk/car/bmw-3-series-2023-92e36cd92a86

• The nearest: 2023 BMW 3 Series M Sport, 2.0 petrol saloon, black, 12 miles from this car. Mileage: 19,345 miles. Price: £25,500, £1,250 less than this car. Dealer: Sytner Cardiff BMW in Cardiff. AskCar page: https://askcar.co.uk/car/bmw-3-series-2023-2291f3bf6f10