2023 BMW M3

3.0 BiTurbo Competition Steptronic 4WD Euro 6 (s/s) 5dr Touring M (503 bhp)

£71,499

Fair price: within 8% of the typical £71,971 for this model, age and mileage, drawing on 775 adverts of this make and model.

Overview

Make
BMW
Model
M3
Trim
COMPETITION
Version
3.0 BiTurbo Competition Steptronic 4WD Euro 6 (s/s) 5dr Touring M (503 bhp)
Mileage
10,382 miles
Year
2023
Fuel type
Petrol
Body type
Estate
Engine
3.0 L
Gearbox
Automatic
Power
503 bhp
Seats
5
CO2
232 g/km
Colour
Blue
Doors
5
Driven wheels
Four Wheel Drive
Gearbox version
Steptronic
Engine badge
BiTurbo
Emissions standard
Euro 6

About this car

At 10,382 miles, this 2023 BMW M3 Competition has covered about 11,600 fewer miles than other 2023 BMW M3 cars. Our estimated market asking price is £71,971. This car is advertised at £71,499, which is £472 below that figure. We use UK dealer asking prices, including 775 BMW M3 listings, and account for the car’s age, mileage and specification. The asking price is now £3,500 lower than when we first recorded the advert 100 days ago. It may give you a starting point for a conversation about price. MOT records show an expiry date of 22 June 2027, and the latest recorded mileage is consistent with the advert. The seller is Sandles Cars, based in Kings Lynn.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 12 July 2026, 100 days ago. Advert duration calculated on 20 October 2026. Net asking-price reduction: £3,500 from the first recorded £74,999. 5 price reductions recorded, the latest observed on 14 October 2026.

Recorded asking prices
Date observedAsking price
13 July 2026£74,999
11 August 2026£73,799
12 August 2026£73,799
26 August 2026£73,499
9 September 2026£72,999
23 September 2026£71,999
14 October 2026£71,499
19 October 2026£71,499

Price and mileage comparison

Estimated market asking price: £71,971. The asking price is £472 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 775 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 11,600 miles lower than typical for a 2023 BMW M3.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 22 June 2027. 9,431 miles at the last test.

105 other cars with the same year, trim, gearbox and fuel are for sale from £49,995 to £77,995.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£49,99537,000 miles
£50,49544,843 miles
£54,99554,000 miles
£54,99536,430 miles
£54,99547,461 miles

These cars have covered 4,742–54,000 miles, compared with 10,382 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 M3 cars for sale · 2023 BMW M3 price guide

Similar cars for less

Dealer

Sandles Cars, Kings Lynn. Across the dealer network: 207 cars for sale.

Dealer postcode: PE32 1DD.

Dealer opening hours

Monday
08:30-18:00
Tuesday
08:30-18:00
Wednesday
08:30-18:00
Thursday
08:30-18:00
Friday
08:30-18:00
Saturday
09:00-17:00
Sunday
10:00-17:00

Vehicle photos