2021 BMW M4

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

£49,949

Fair price: within 8% of the typical £46,704 for this model, age and mileage, drawing on 735 adverts of this make and model.

Overview

Make
BMW
Model
M4
Trim
COMPETITION
Version
3.0 BiTurbo Competition Steptronic Euro 6 (s/s) 2dr (503 bhp)
Mileage
40,128 miles
Year
2021
Fuel type
Petrol
Body type
Coupe
Engine
3.0 L
Gearbox
Automatic
Power
503 bhp
Seats
4
CO2
229 g/km
Colour
Black
Doors
2
Gearbox version
Steptronic
Engine badge
BiTurbo
Emissions standard
Euro 6

About this car

This 2021 BMW M4 Competition is advertised with 40,128 miles, approximately 6,700 above the typical mileage for its age. Its asking price of £49,949 is £3,245 above our estimate of £46,704. We use UK dealer asking prices, including 735 BMW M4 listings, and account for the car’s age, mileage and specification. Since we first spotted the advert 66 days ago, the asking price has dropped by £50. That history is worth bearing in mind when speaking to the dealer. Its MOT is recorded as valid until 23 August 2027. The advertised mileage is consistent with the latest MOT reading. It is for sale at BC Performance Cars in Gloucester.

Stock data from 22 October 2026.

How we estimate prices and check cars

Price history

First seen on 18 August 2026, 66 days ago. Advert duration calculated on 23 October 2026. Net asking-price reduction: £50 from the first recorded £49,999. 1 price reduction recorded, the latest observed on 16 October 2026.

Recorded asking prices
Date observedAsking price
18 August 2026£49,999
16 October 2026£49,949
22 October 2026£49,949

Price and mileage comparison

Estimated market asking price: £46,704. The asking price is £3,245 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 735 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 6,700 miles higher than typical for a 2021 BMW M4.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 23 August 2027. 40,134 miles at the last test.

57 other cars with the same year, trim, gearbox and fuel are for sale from £31,000 to £64,975.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£31,00035,000 miles
£34,000115,887 miles
£34,97724,000 miles
£36,99080,000 miles
£37,49570,400 miles

These cars have covered 5,830–115,887 miles, compared with 40,128 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

Browse all BMW M4 cars for sale · 2021 BMW M4 price guide

How to contact the dealer, its opening hours and the cheaper cars like this one are on this AskCar page.

Vehicle photos