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: 29,640 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

With 29,640 miles on the clock, this 2023 BMW iX M Sport has done roughly 4,100 fewer miles than a typical 2023 BMW iX. Its asking price of £31,650 is £560 above the AskCar estimate of £31,090. The AskCar estimate uses UK dealer asking prices, including 602 BMW iX adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 16 days ago. Its asking price has since fallen by £5,100. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Big Motoring World Warrington, based in Warrington. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Fair price: £560 (1%) over the AskCar estimate of £31,090.

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 602 priced BMW iX adverts across different ages and specifications, as of 2 November 2026.

Time on sale

This 2023 BMW iX has been on sale for at least 16 days.

Price history

AskCar first saw this advert on 17 October 2026 at £36,750. Its asking price is now £31,650, £5,100 less. The latest price cut was seen on 23 October 2026.

Price changes recorded:

• 17 October 2026: £36,750
• 18 October 2026: £31,440
• 21 October 2026: £31,420
• 22 October 2026: £31,430
• 23 October 2026: £31,390
• 24 October 2026: £31,410
• 28 October 2026: £31,650

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 2 October 2027.

It has had one MOT, on 21 September 2026, and passed.

Advisories at the latest test: nearside rear tyre worn close to legal limit/worn on edge; offside rear tyre worn close to legal limit/worn on edge.

Mileage at that test: 29,058 miles, which matches the advertised 29,640 miles.

Advertised mileage is about 4,100 miles lower than the median mileage of a 2023 BMW iX on AskCar.

Similar cars

97 other 2023 BMW iX M Sport automatic SUVs are for sale at UK dealers, from £26,059 to £50,990, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2023 BMW iX M Sport, SUV, grey. Mileage: 29,190 miles. Price: £43,875, £12,225 more than this car. Dealer: Group 1 Brighton BMW in Brighton and Hove. AskCar page: https://askcar.co.uk/car/bmw-ix-2023-055db97ec993
• 2023 BMW iX M Sport, SUV, black. Mileage: 30,130 miles. Price: £40,495, £8,845 more than this car. Dealer: V12 Sports & Classics Ltd - Wolverhampton in Wolverhampton. AskCar page: https://askcar.co.uk/car/bmw-ix-2023-613848a5f0d8
• 2023 BMW iX M Sport, SUV, black. Mileage: 30,250 miles. Price: £30,200, £1,450 less than this car. Dealer: Saxtons.co.uk in Chelmsford. AskCar page: https://askcar.co.uk/car/bmw-ix-2023-f3d302797933

• The nearest: 2023 BMW iX M Sport, SUV, grey, 1 miles from this car. Mileage: 42,111 miles. Price: £40,499, £8,849 more than this car. Dealer: Halliwell Jones Warrington BMW in Warrington. AskCar page: https://askcar.co.uk/car/bmw-ix-2023-d2fbce04b7ab