2021 BMW M4

Overview

Make

BMW

Model

M4

Trim

COMPETITION

Version

3.0 BiTurbo Competition Steptronic Euro 6 (s/s) 2dr (503 bhp)

Mileage

28,000 miles

Year

2021

Fuel type

Petrol

Body type

Coupe

Engine

3.0 L

Gearbox

Automatic

Power

503 bhp

Seats

4

Colour

Grey

Doors

2

Gearbox version

Steptronic

Engine badge

BiTurbo

Emissions standard

Euro 6

About this car

This 2021 BMW M4 Competition is advertised with 28,000 miles, approximately 5,200 below the typical mileage for its age. Our estimated market asking price is £49,636. This car is advertised at £46,789, which is £2,847 below that figure. To estimate its market asking price, we analyse UK dealer adverts for 732 BMW M4 cars across different ages and specifications. We first recorded this car for sale 2 days ago. You can find this car at The Car Guys in Dunstable.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price and mileage comparison

Estimated market asking price: £49,636. The asking price is £2,847 below this estimate.

The estimate uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It estimates an advertised price, not a confirmed sale price.

The pricing calculation includes 732 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 5,200 miles lower than typical for a 2021 BMW M4.