2017 BMW X3 3.0 35d M Sport

Overview

• Make: BMW
• Model: X3
• Trim: M Sport
• Version: 3.0 35d M Sport Auto 4WD Euro 6 (s/s) 5dr (309 bhp)
• Year: 2017
• Mileage: 84,253 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 3.0 litres, 309 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Black
• CO2: 157 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 84,253 miles, this 2017 BMW X3 M Sport has covered about 11,300 more miles than other 2017 BMW X3 cars. The dealer is asking £13,200, which is £1,357 below the AskCar estimate of £14,557. To work out the AskCar estimate, we analyse UK dealer adverts for 2,992 BMW X3 cars across different ages and specifications. Since we first spotted the advert 30 days ago, the asking price has dropped by £450. We checked its advertised mileage against the government's MOT record, and they match. It is for sale at Car Planet Watford in Rickmansworth. 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

Good value: £1,357 (9%) under the AskCar estimate of £14,557.

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 2,992 priced BMW X3 adverts across different ages and specifications, as of 2 November 2026.

A 2017 BMW X3 with the 3.0 diesel engine is typically advertised at £15,900: the median of the 35 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2017 BMW X3 has been on sale for at least 30 days.

Price history

AskCar first saw this advert on 3 October 2026 at £13,650. Its asking price is now £13,200, £450 less. The latest price cut was seen on 2 November 2026.

Price changes recorded:

• 3 October 2026: £13,650
• 21 October 2026: £13,350
• 27 October 2026: £13,250
• 2 November 2026: £13,200

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 13 September 2027.

It failed its MOT on 7 September 2026 (offside headlamp aim projected beam image is obviously incorrect) and passed later the same day.

There were no advisories at the latest test.

Mileage at that test: 83,318 miles, which matches the advertised 84,253 miles.

Advertised mileage is about 11,300 miles higher than the median mileage of a 2017 BMW X3 on AskCar.

Similar cars

30 other 2017 BMW X3 M Sport 3.0 diesel automatic SUVs are for sale at UK dealers, from £8,999 to £26,200, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2017 BMW X3 M Sport, 3.0 diesel SUV, blue. Mileage: 84,000 miles. Price: £18,499, £5,299 more than this car. Dealer: Heston Automotive in Hayes. AskCar page: https://askcar.co.uk/car/bmw-x3-2017-a08031c65e3c
• 2017 BMW X3 M Sport, 3.0 diesel SUV, blue. Mileage: 79,698 miles. Price: £21,990, £8,790 more than this car. Dealer: Berrylands Car Sales in Surbiton. AskCar page: https://askcar.co.uk/car/bmw-x3-2017-99b7885860a3
• 2017 BMW X3 M Sport, 3.0 diesel SUV, white. Mileage: 89,482 miles. Price: £13,999, £799 more than this car. Dealer: Stonebridge Motors North East in Newcastle upon Tyne. AskCar page: https://askcar.co.uk/car/bmw-x3-2017-6f060f32b95d

• The nearest: 2017 BMW X3 M Sport, 3.0 diesel SUV, white, under a mile from this car. Mileage: 58,333 miles. Price: £17,250, £4,050 more than this car. Dealer: Car Planet Watford in Watford. AskCar page: https://askcar.co.uk/car/bmw-x3-2017-0f56e2d10870