2021 BMW M3

Overview

Make

BMW

Model

M3

Trim

COMPETITION

Version

3.0 BiTurbo Competition Steptronic 4WD Euro 6 (s/s) 4dr M (503 bhp)

Mileage

39,000 miles

Year

2021

Fuel type

Petrol

Body type

Saloon

Engine

3.0 L

Gearbox

Automatic

Power

503 bhp

Seats

5

CO2

229 g/km

Colour

Blue

Doors

4

Driven wheels

Four Wheel Drive

Gearbox version

Steptronic

Engine badge

BiTurbo

Emissions standard

Euro 6

About this car

With 39,000 miles on the clock, this 2021 BMW M3 Competition has done roughly 14,000 more miles than a typical 2021 BMW M3. Its asking price of £56,990 is £1,330 above our estimate of £55,660. To estimate its market asking price, we analyse UK dealer adverts for 777 BMW M3 cars across different ages and specifications. Since we first spotted the advert 15 days ago, the asking price has dropped by £1,000. The latest MOT record shows an expiry date of 2 June 2027, with the advertised mileage consistent with the recorded reading. You can find this car at Auto Prestige in Bradford.

Stock data from 20 October 2026.

How we estimate prices and check cars

Price and mileage comparison

Estimated market asking price: £55,660. The asking price is £1,330 above 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 777 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 14,000 miles higher than typical for a 2021 BMW M3.

The advertised mileage is consistent with the last MOT reading.