2021 BMW M4

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

£49,000

Fair price: within 8% of the typical £48,352 for this model, age and mileage, drawing on 727 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: 33,850 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 has covered 33,850 miles. The dealer is asking £49,000, which is £648 above our market estimate of £48,352. Our estimate draws on 727 BMW M4 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. It first appeared in our advert records 71 days ago. The seller is Autogalleria Harpenden, based in St Albans.

Stock data from 20 October 2026.

How we estimate prices and check cars

Price history

First seen on 11 August 2026, 71 days ago. Advert duration calculated on 21 October 2026.

Recorded asking prices
Date observed	Asking price
11 August 2026	£49,000
20 October 2026	£49,000

Price and mileage comparison

Estimated market asking price: £48,352. The asking price is £648 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 727 adverts of this make and model across different ages and specifications.

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

55 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 price	Mileage
£31,000	35,000 miles
£34,000	115,887 miles
£34,977	24,000 miles
£36,990	80,000 miles
£39,495	79,812 miles

These cars have covered 5,830–115,887 miles, compared with 33,850 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

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Dealer

Autogalleria Harpenden, St Albans. Across the dealer network: 40 cars for sale.

Dealer postcode: AL5 4US.