2023 BMW iX 40 M Sport

Overview

• Make: BMW
• Model: iX
• Trim: M Sport
• Version: 76.6kWh 40 M Sport Auto 4WD 5dr (322 bhp)
• Year: 2023
• Mileage: 28,812 miles
• Fuel: Electric
• Body: SUV, 5 doors, 5 seats
• Engine: 322 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 0 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 BMW iX M Sport has covered 28,812 miles, around 5,800 fewer miles than is typical for its age. Priced at £31,950, it is advertised £909 above the AskCar estimate of £31,041. To work out the AskCar estimate, we analyse UK dealer adverts for 618 BMW iX cars across different ages and specifications. We first saw this car advertised 13 days ago. Its asking price has since fallen by £550. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Sytner Maidenhead BMW, based in Maidenhead. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Fair price: £909 (2%) over the AskCar estimate of £31,041.

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 618 priced BMW iX adverts across different ages and specifications, as of 4 November 2026.

Time on sale

This 2023 BMW iX has been on sale for at least 13 days.

Price history

AskCar first saw this advert on 22 October 2026 at £32,500. Its asking price is now £31,950, £550 less. The latest price cut was seen on 4 November 2026.

Price changes recorded:

• 22 October 2026: £32,500
• 4 November 2026: £31,950

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 31 August 2027.

It has had one MOT, on 27 August 2026, and passed.

Advisories at the latest test: nearside front tyre has a cut but not deep enough to reach the ply or cords.

Mileage at that test: 28,093 miles, which matches the advertised 28,812 miles.

Advertised mileage is about 5,800 miles lower than the median mileage of a 2023 BMW iX on AskCar.

Similar cars

105 other 2023 BMW iX M Sport automatic SUVs are for sale at UK dealers, from £24,300 to £50,990, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2023 BMW iX M Sport, SUV, black. Mileage: 28,660 miles. Price: £41,895, £9,945 more than this car. Dealer: Sturgess Of Leicester in Leicester. AskCar page: https://askcar.co.uk/car/bmw-ix-2023-bf8b56a4bf5c
• 2023 BMW iX M Sport, SUV, black. Mileage: 28,538 miles. Price: £32,898, £948 more than this car. Dealer: Arnold Clark Kirkcaldy BMW in Kirkcaldy. AskCar page: https://askcar.co.uk/car/bmw-ix-2023-74fd02c88d4f
• 2023 BMW iX M Sport, SUV, black. Mileage: 28,464 miles. Price: £46,400, £14,450 more than this car. Dealer: Berry Heathrow in Heathrow. AskCar page: https://askcar.co.uk/car/bmw-ix-2023-5b8900093a39

• The nearest: 2023 BMW iX M Sport, SUV, grey, under a mile from this car. Mileage: 33,246 miles. Price: £31,450, £500 less than this car. Dealer: Sytner Maidenhead BMW in Maidenhead. AskCar page: https://askcar.co.uk/car/bmw-ix-2023-abae8d4a0a2a