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) 5dr Touring (181 bhp)
• Year: 2023
• Mileage: 36,895 miles
• Fuel: Petrol
• Body: Estate, 5 doors, 5 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Grey
• CO2: 159 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 36,895 miles on the clock, this 2023 BMW 3 Series M Sport has done roughly 2,300 more miles than a typical 2023 BMW 3 Series. The AskCar estimate for this car is £27,223. It is priced at £28,745, which is £1,522 above that estimate. The AskCar estimate uses 6,897 UK dealer adverts for the BMW 3 Series, with adjustments for age, mileage, trim, engine and other specifications. Since we first spotted the advert 61 days ago, the asking price has dropped by £850. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Group 1 Reading BMW, based in Reading. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,522 (5%) over the AskCar estimate of £27,223.

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 6,897 priced BMW 3 Series adverts across different ages and specifications, as of 5 November 2026.

A 2023 BMW 3 Series with the 2.0 petrol engine is typically advertised at £25,100: the median of the 386 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2023 BMW 3 Series has been on sale for at least 61 days.

Price history

AskCar first saw this advert on 5 September 2026 at £29,595. Its asking price is now £28,745, £850 less. The latest price cut was seen on 1 November 2026.

Price changes recorded:

• 5 September 2026: £29,595
• 12 September 2026: £29,990
• 19 September 2026: £29,390
• 18 October 2026: £28,995
• 1 November 2026: £28,745

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 30 January 2027.

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

There were no advisories at the latest test.

Mileage at that test: 26,389 miles, which matches the advertised 36,895 miles.

Advertised mileage is about 2,300 miles higher than the median mileage of a 2023 BMW 3 Series on AskCar.

Similar cars

27 other 2023 BMW 3 Series M Sport 2.0 petrol automatic estates are for sale at UK dealers, from £24,390 to £34,687, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2023 BMW 3 Series M Sport, 2.0 petrol estate, black. Mileage: 37,800 miles. Price: £26,990, £1,755 less than this car. Dealer: 1BR in Petersfield. AskCar page: https://askcar.co.uk/car/bmw-3-series-2023-3c740b58d720
• 2023 BMW 3 Series M Sport, 2.0 petrol estate, red. Mileage: 40,795 miles. Price: £27,100, £1,645 less than this car. Dealer: Marshall BMW Grimsby in Grimsby. AskCar page: https://askcar.co.uk/car/bmw-3-series-2023-3c34e9e93eae
• 2023 BMW 3 Series M Sport, 2.0 petrol estate, blue. Mileage: 41,902 miles. Price: £27,500, £1,245 less than this car. Dealer: Sytner Solihull BMW in Solihull. AskCar page: https://askcar.co.uk/car/bmw-3-series-2023-585b05f2d2d3

• The nearest: 2023 BMW 3 Series M Sport, 2.0 petrol estate, black, 14 miles from this car. Mileage: 28,614 miles. Price: £27,995, £750 less than this car. Dealer: Group 1 Farnborough BMW in Farnborough. AskCar page: https://askcar.co.uk/car/bmw-3-series-2023-0749da0a45e0