2025 BMW M3 3.0 BiTurbo Competition

Price: £73,490. Fair price: £5,414 (7%) over the AskCar estimate of £68,076, our expected asking price for this car from its model, age, mileage and specification, drawing on 756 priced BMW M3 adverts on AskCar as of 2 November 2026.

AskCar lists 811 used BMW M3 from 475 UK dealerships, as of 2 November 2026.

Overview

  • Make: BMW
  • Model: M3
  • Trim: Competition
  • Version: 3.0 BiTurbo Competition Steptronic 4WD Euro 6 (s/s) 4dr M (523 bhp)
  • Year: 2025
  • Mileage: 6,728 miles
  • Fuel: Petrol
  • Body: Saloon, 4 doors, 5 seats
  • Engine: 3.0 litres, 523 bhp
  • Gearbox: Automatic (Steptronic)
  • Drive: Four-wheel drive
  • Colour: Grey
  • CO2: 228 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

This 2025 BMW M3 Competition has covered 6,728 miles. The AskCar estimate for this car is £68,076. It is priced at £73,490, which is £5,414 above that estimate. The AskCar estimate uses 756 UK dealer adverts for the BMW M3, with adjustments for age, mileage, trim, engine and other specifications. We have tracked this advert for 3 days. The seller is Group 1 Norwich BMW, based in Norwich. 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: £5,414 (7%) over the AskCar estimate of £68,076.

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 2025 BMW M3 with the 3.0 petrol engine is typically advertised at £71,900: the median of the 78 for sale on AskCar, as of 2 November 2026.

Time on sale

AskCar first saw this 2025 BMW M3 advertised 3 days ago. About 3 in 10 of 2025 BMW M3 cars are gone from sale within a month of being advertised: 21 of the 71 first advertised between 12 July 2026 and 29 September 2026.

Price history

AskCar first saw this advert on 30 October 2026 at £73,490. Its asking price has not changed.

Mileage and MOT

MOT: first test not yet due.

Similar cars

38 other 2025 BMW M3 Competition 3.0 petrol automatic saloons are for sale at UK dealers, from £57,500 to £75,949, as of 2 November 2026.

The 3 closest to this car in mileage:

  • 2025 BMW M3 Competition, 3.0 petrol saloon, grey. Mileage: 6,475 miles. Price: £66,000, £7,490 less than this car. Dealer: Sytner Sheffield BMW in Sheffield. AskCar page: https://askcar.co.uk/car/bmw-m3-2025-66351ecf4b4f
  • 2025 BMW M3 Competition, 3.0 petrol saloon, black. Mileage: 6,339 miles. Price: £67,995, £5,495 less than this car. Dealer: MotorClass Premium Vehicles in Wigan. AskCar page: https://askcar.co.uk/car/bmw-m3-2025-90ee13f06c34
  • 2025 BMW M3 Competition, 3.0 petrol saloon, grey. Mileage: 7,247 miles. Price: £65,990, £7,500 less than this car. Dealer: Barretts BMW Canterbury in Canterbury. AskCar page: https://askcar.co.uk/car/bmw-m3-2025-7907d7d13a25
  • The nearest: 2025 BMW M3 Competition, 3.0 petrol saloon, green, under a mile from this car. Mileage: 3,406 miles. Price: £67,990, £5,500 less than this car. Dealer: Group 1 Norwich BMW in Norwich. AskCar page: https://askcar.co.uk/car/bmw-m3-2025-1bac23a27b43

Browse all BMW M3 cars for sale · 2025 BMW M3 price guide

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Photos

66 photos of this car are on its AskCar page.

As of 2 November 2026, AskCar lists 586,270 cars and vans from 12,920 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.