2018 BMW X3

3.0 M40d Auto 4WD Euro 6 (s/s) 5dr (322 bhp)

£28,995

Fair price: within 8% of the typical £29,809 for this model, age and mileage, drawing on 2,970 adverts of this make and model.

Overview

Make
BMW
Model
X3
Version
3.0 M40d Auto 4WD Euro 6 (s/s) 5dr (322 bhp)
Mileage
27,200 miles
Year
2018
Fuel type
Diesel
Body type
SUV
Engine
3.0 L
Gearbox
Automatic
Power
322 bhp
Seats
5
CO2
169 g/km
Colour
Other
Doors
5
Driven wheels
Four Wheel Drive
Engine badge
M40d
Emissions standard
Euro 6

About this car

This 2018 BMW X3 is advertised with 27,200 miles, approximately 36,600 below the typical mileage for its age. Its asking price of £28,995 is £814 below our estimate of £29,809. We use UK dealer asking prices, including 2,970 BMW X3 listings, and account for the car’s age, mileage and specification. The asking price is now £1,000 lower than when we first recorded the advert 105 days ago. It may give you a starting point for a conversation about price. You can find this car at Taurus Autos in Grantham.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 7 July 2026, 105 days ago. Advert duration calculated on 20 October 2026. Net asking-price reduction: £1,000 from the first recorded £29,995. 1 price reduction recorded, the latest observed on 12 September 2026.

Recorded asking prices
Date observedAsking price
8 July 2026£29,995
10 July 2026£29,995
12 September 2026£28,995
19 October 2026£28,995

Price and mileage comparison

Estimated market asking price: £29,809. The asking price is £814 below this estimate.

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

The pricing calculation includes 2,970 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 36,600 miles lower than typical for a 2018 BMW X3.

4 other cars with the same year, trim, gearbox and fuel are for sale from £17,994 to £30,995.

Other matching cars
Asking priceMileage
£17,99461,661 miles
£18,00071,000 miles
£26,99543,578 miles
£30,99528,050 miles

These cars have covered 28,050–71,000 miles, compared with 27,200 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

Browse all BMW X3 cars for sale · 2018 BMW X3 price guide

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Dealer

Taurus Autos, Grantham. Across the dealer network: 11 cars for sale.

Dealer postcode: NG33 5LY.

Dealer opening hours

Monday
11:00-17:00
Tuesday
11:00-17:00
Wednesday
11:00-17:00
Thursday
11:00-17:00
Friday
11:00-17:00
Saturday
11:00-17:00
Sunday
Closed

Vehicle photos