2023 BMW X3 M 3.0 Competition

Price: £62,950. Fair price: £1,103 (1%) over the AskCar estimate of £61,847, our expected asking price for this car from its model, age, mileage and specification, drawing on 127 priced BMW X3 M adverts on AskCar as of 14 November 2026.

AskCar lists 127 used BMW X3 M from 110 UK dealerships, as of 14 November 2026.

Overview

Make: BMW
Model: X3 M
Trim: Competition
Version: 3.0 i Competition Auto 4WD Euro 6 (s/s) 5dr (503 bhp)
Year: 2023
Mileage: 13,994 miles
Fuel: Petrol
Body: SUV, 5 doors, 5 seats
Engine: 3.0 litres, 503 bhp
Gearbox: Automatic
Drive: Four-wheel drive
Colour: Grey
CO2: 247 g/km
Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 BMW X3 M Competition has covered 13,994 miles, around 13,200 fewer miles than is typical for its age. Priced at £62,950, it is advertised £1,103 above the AskCar estimate of £61,847. To work out the AskCar estimate, we analyse UK dealer adverts for 127 BMW X3 M cars across different ages and specifications. We have tracked this advert today. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Cotswold Bmw Cheltenham, based in Cheltenham. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 14 November 2026.

How we estimate prices and check cars

Cotswold Bmw Cheltenham is rated 4.4 out of 5 on Google.

Price

Fair price: £1,103 (1%) over the AskCar estimate of £61,847.

The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.

It draws on 127 priced BMW X3 M adverts across different ages and specifications, as of 14 November 2026.

A 2023 BMW X3 M with the 3.0 petrol engine is typically advertised at £59,000: the median of the 17 for sale on AskCar, as of 14 November 2026.

Time on sale

AskCar first saw this 2023 BMW X3 M advertised today.

Price history

AskCar first saw this advert on 14 November 2026 at £62,950. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 14 November 2026: valid until 29 July 2027.

It has had one MOT, on 30 July 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 10,994 miles, which matches the advertised 13,994 miles.

Advertised mileage is about 13,200 miles lower than the median mileage of a 2023 BMW X3 M on AskCar.

Similar cars

16 other 2023 BMW X3 M Competition 3.0 petrol automatic SUVs are for sale at UK dealers, from £46,995 to £64,469, as of 14 November 2026.

The 3 closest to this car in mileage:

2023 BMW X3 M Competition, 3.0 petrol SUV, white. Mileage: 18,906 miles. Price: £64,469, £1,519 more than this car. Dealer: Vines of Redhill BMW in Redhill. AskCar page: https://askcar.co.uk/car/bmw-x3-m-2023-064809ba122f
2023 BMW X3 M Competition, 3.0 petrol SUV, blue. Mileage: 19,000 miles. Price: £59,994, £2,956 less than this car. Dealer: Tt Sports & Prestige Cars in Derby. AskCar page: https://askcar.co.uk/car/bmw-x3-m-2023-f4b4e9e7409d
2023 BMW X3 M Competition, 3.0 petrol SUV, blue. Mileage: 20,404 miles. Price: £59,450, £3,500 less than this car. Dealer: Sytner Maidenhead BMW in Maidenhead. AskCar page: https://askcar.co.uk/car/bmw-x3-m-2023-da979a7a26dc

The nearest: 2023 BMW X3 M Competition, 3.0 petrol SUV, blue, 42 miles from this car. Mileage: 34,000 miles. Price: £59,990, £2,960 less than this car. Dealer: Auto Venue in Newport. AskCar page: https://askcar.co.uk/car/bmw-x3-m-2023-35a018a12f75

Browse all BMW X3 M cars for sale · 2023 BMW X3 M price guide