2023 BMW iX3 M Sport

Overview

• Make: BMW
• Model: iX3
• Trim: M Sport
• Version: 80kWh M Sport Auto RWD 5dr (282 bhp)
• Year: 2023
• Mileage: 35,794 miles
• Fuel: Electric
• Body: SUV, 5 doors, 5 seats
• Engine: 282 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Grey
• CO2: 0 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 35,794 miles, this 2023 BMW iX3 M Sport has covered about 5,700 more miles than other 2023 BMW iX3 cars. The dealer is asking £25,480, which is £1,453 below the AskCar estimate of £26,933. To work out the AskCar estimate, we analyse UK dealer adverts for 649 BMW iX3 cars across different ages and specifications. Since we first spotted the advert 73 days ago, the asking price has dropped by £2,228. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Windsor Car Centre, based in Windsor and Maidenhead. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,453 (5%) under the AskCar estimate of £26,933.

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 649 priced BMW iX3 adverts across different ages and specifications, as of 6 November 2026.

Time on sale

This 2023 BMW iX3 has been on sale for at least 73 days.

Price history

AskCar first saw this advert on 25 August 2026 at £27,708. Its asking price is now £25,480, £2,228 less. The latest price cut was seen on 24 October 2026.

Price changes recorded:

• 25 August 2026: £27,708
• 13 September 2026: £26,480
• 24 October 2026: £25,480

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: valid until 21 February 2027.

It has had one MOT, on 6 February 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 31,541 miles, which matches the advertised 35,794 miles.

Advertised mileage is about 5,700 miles higher than the median mileage of a 2023 BMW iX3 on AskCar.

Similar cars

121 other 2023 BMW iX3 M Sport automatic SUVs are for sale at UK dealers, from £19,000 to £36,377, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2023 BMW iX3 M Sport, SUV, black. Mileage: 35,909 miles. Price: £25,877, £397 more than this car. Dealer: CarSupermarket.com Newcastle in Tynemouth. AskCar page: https://askcar.co.uk/car/bmw-ix3-2023-c82cd22225db
• 2023 BMW iX3 M Sport, SUV, black. Mileage: 36,090 miles. Price: £25,777, £297 more than this car. Dealer: CarSupermarket.com Bristol in Bristol. AskCar page: https://askcar.co.uk/car/bmw-ix3-2023-66f0b58f1a54
• 2023 BMW iX3 M Sport, SUV, blue. Mileage: 35,275 miles. Price: £28,061, £2,581 more than this car. Dealer: Dick Lovett Porsche Centre Swindon in Swindon. AskCar page: https://askcar.co.uk/car/bmw-ix3-2023-43cbd6cf8467

• The nearest: 2023 BMW iX3 M Sport, SUV, white, 12 miles from this car. Mileage: 27,584 miles. Price: £25,970, £490 more than this car. Dealer: Big Motoring World Camberley in Camberley. AskCar page: https://askcar.co.uk/car/bmw-ix3-2023-51223f6594f6