2026 BMW M3 3.0 BiTurbo Competition

Overview

• Make: BMW
• Model: M3
• Trim: Competition
• Version: 3.0 BiTurbo Competition Steptronic 4WD Euro 6 (s/s) 5dr Touring M (523 bhp)
• Year: 2026
• Mileage: 500 miles
• Fuel: Petrol
• Body: Estate, 5 doors, 5 seats
• Engine: 3.0 litres, 523 bhp
• Gearbox: Automatic (Steptronic)
• Drive: Four-wheel drive
• Colour: Green
• CO2: 234 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2026 BMW M3 Competition has covered 500 miles, around 2,800 fewer miles than is typical for its age. The AskCar estimate for this car is £83,321. It is priced at £82,950, which is £371 below that estimate. The AskCar estimate uses UK dealer asking prices, including 753 BMW M3 adverts, and accounts for the car’s age, mileage and specification. This car was first seen in our listings data today. The seller is H.R. Owen Specialist Cars Cheltenham, based in Cheltenham. 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: £371 (under 1%) under the AskCar estimate of £83,321.

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 753 priced BMW M3 adverts across different ages and specifications, as of 5 November 2026.

A 2026 BMW M3 with the 3.0 petrol engine is typically advertised at £78,000: the median of the 132 for sale on AskCar, as of 5 November 2026.

Time on sale

AskCar first saw this 2026 BMW M3 advertised today. About 2 in 10 of 2026 BMW M3 cars are gone from sale within a month of being advertised: 19 of the 90 first advertised between 10 July 2026 and 2 October 2026.

Price history

AskCar first saw this advert on 5 November 2026 at £82,950. Its asking price has not changed.

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 2,800 miles lower than the median mileage of a 2026 BMW M3 on AskCar.

Similar cars

35 other 2026 BMW M3 Competition 3.0 petrol automatic estates are for sale at UK dealers, from £73,490 to £100,000, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2026 BMW M3 Competition, 3.0 petrol estate, grey. Mileage: 497 miles. Price: £81,990, £960 less than this car. Dealer: Williams Liverpool Bmw in Liverpool. AskCar page: https://askcar.co.uk/car/bmw-m3-2026-9887ef645c2c
• 2026 BMW M3 Competition, 3.0 petrol estate, blue. Mileage: 436 miles. Price: £83,000, £50 more than this car. Dealer: Sytner Harold Wood BMW in Harold Wood. AskCar page: https://askcar.co.uk/car/bmw-m3-2026-d0593261dc3f
• 2026 BMW M3 Competition, 3.0 petrol estate, green. Mileage: 700 miles. Price: £91,990, £9,040 more than this car. Dealer: Cars Direct Peterborough in Peterborough. AskCar page: https://askcar.co.uk/car/bmw-m3-2026-4a9e079c5bde

• The nearest: 2026 BMW M3 Competition, 3.0 petrol estate, black, 2 miles from this car. Mileage: 1,085 miles. Price: £76,650, £6,300 less than this car. Dealer: Cotswold Bmw Cheltenham in Cheltenham. AskCar page: https://askcar.co.uk/car/bmw-m3-2026-21c5d4ca36d1