2023 BMW M3

3.0 Competition Auto M

£66,950

Fair price: within 8% of the typical £66,445 for this model, age and mileage, drawing on 747 adverts of this make and model.

Overview

Make
BMW
Model
M3
Trim
COMPETITION
Version
3.0 Competition Auto M
Mileage
7,100 miles
Year
2023
Fuel type
Petrol
Engine
3.0 L
Gearbox
Automatic
CO2
233 g/km
Colour
Grey
Engine badge
Competition

About this car

This 2023 BMW M3 Competition is advertised with 7,100 miles, approximately 13,900 below the typical mileage for its age. At £66,950, it is advertised £505 above our estimated market asking price of £66,445. To estimate its market asking price, we analyse UK dealer adverts for 747 BMW M3 cars across different ages and specifications. Since we first spotted the advert 41 days ago, the asking price has dropped by £4,000. MOT records show an expiry date of 18 June 2027, and the latest recorded mileage is consistent with the advert. The seller is North Oxford Bmw, based in Oxford.

Stock data from 23 October 2026.

How we estimate prices and check cars

Price history

First seen on 13 September 2026, 41 days ago. Advert duration calculated on 24 October 2026. Net asking-price reduction: £4,000 from the first recorded £70,950. 3 price reductions recorded, the latest observed on 13 October 2026.

Recorded asking prices
Date observedAsking price
13 September 2026£70,950
23 September 2026£68,950
3 October 2026£67,950
13 October 2026£66,950
23 October 2026£66,950

Price and mileage comparison

Estimated market asking price: £66,445. The asking price is £505 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 747 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 13,900 miles lower than typical for a 2023 BMW M3.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 18 June 2027. 6,798 miles at the last test.

103 other cars with the same year, trim, gearbox and fuel are for sale from £54,995 to £77,995.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£54,99554,000 miles
£54,99536,430 miles
£55,45048,499 miles
£55,95015,672 miles
£56,48026,000 miles

These cars have covered 4,742–54,000 miles, compared with 7,100 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

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

Vehicle photos

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