2023 BMW M3 3.0 Competition

Overview

• Make: BMW
• Model: M3
• Trim: Competition
• Version: 3.0 Competition Auto 5dr M
• Year: 2023
• Mileage: 24,700 miles
• Fuel: Petrol
• Body: Estate, 5 doors, 5 seats
• Engine: 3.0 litres
• Gearbox: Automatic
• Colour: Green
• CO2: 232 g/km

About this car

At 24,700 miles, this 2023 BMW M3 Competition has covered about 3,700 more miles than other 2023 BMW M3 cars. Priced at £65,500, it is advertised £3,299 above the AskCar estimate of £62,201. To work out the AskCar estimate, we analyse UK dealer adverts for 756 BMW M3 cars across different ages and specifications. This car was first seen in our listings data 8 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is advertised by Prestige Cars Kent in Orpington. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Fair price: £3,299 (5%) over the AskCar estimate of £62,201.

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 756 priced BMW M3 adverts across different ages and specifications, as of 2 November 2026.

A 2023 BMW M3 with the 3.0 petrol engine is typically advertised at £64,300: the median of the 115 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2023 BMW M3 has been on sale for at least 8 days.

Price history

AskCar first saw this advert on 25 October 2026 at £65,500. 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 2 November 2026: valid until 10 September 2027.

It has had one MOT, on 11 September 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 24,116 miles, which matches the advertised 24,700 miles.

Advertised mileage is about 3,700 miles higher than the median mileage of a 2023 BMW M3 on AskCar.

Similar cars

34 other 2023 BMW M3 Competition 3.0 petrol automatic estates are for sale at UK dealers, from £56,949 to £77,995, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2023 BMW M3 Competition, 3.0 petrol estate, grey. Mileage: 25,000 miles. Price: £67,990, £2,490 more than this car. Dealer: Benz Bavarian in Derby. AskCar page: https://askcar.co.uk/car/bmw-m3-2023-2cb4b856dfaa
• 2023 BMW M3 Competition, 3.0 petrol estate, green. Mileage: 24,000 miles. Price: £67,500, £2,000 more than this car. Dealer: Hiline Motors in Birmingham. AskCar page: https://askcar.co.uk/car/bmw-m3-2023-62a411a8b355
• 2023 BMW M3 Competition, 3.0 petrol estate, grey. Mileage: 24,000 miles. Price: £67,995, £2,495 more than this car. Dealer: Vollgas Automotive in Burnley. AskCar page: https://askcar.co.uk/car/bmw-m3-2023-2dce211c743f

• The nearest: 2023 BMW M3 Competition, 3.0 petrol estate, grey, 6 miles from this car. Mileage: 12,400 miles. Price: £66,750, £1,250 more than this car. Dealer: Hedin Automotive Bromley BMW in Bromley. AskCar page: https://askcar.co.uk/car/bmw-m3-2023-76debc49078f