2018 BMW X4

3.0 xDrive30d M Sport Auto 4WD Euro 6 5dr Step (261 bhp)

£20,900

Fair price: within 8% of the typical £20,046 for this model, age and mileage, drawing on 649 adverts of this make and model.

Overview

Make: BMW
Model: X4
Trim: M SPORT
Version: 3.0 xDrive30d M Sport Auto 4WD Euro 6 5dr Step (261 bhp)
Mileage: 73,260 miles
Year: 2018
Fuel type: Diesel
Body type: SUV
Engine: 3.0 L
Gearbox: Automatic
Power: 261 bhp
Seats: 5
CO2: 180 g/km
Colour: Silver
Doors: 5
Driven wheels: Four Wheel Drive
Engine badge: 30d
Emissions standard: Euro 6

About this car

The advertised mileage for this 2018 BMW X4 M Sport is 73,260 miles. Its asking price of £20,900 is £854 above our estimate of £20,046. Our estimate draws on 649 BMW X4 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. This car was first seen in our listings data 19 days ago. MOT records show an expiry date of 18 November 2026, and the latest recorded mileage is consistent with the advert. The seller is Sytner Select Northampton, based in Northampton.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 1 October 2026, 19 days ago. Advert duration calculated on 20 October 2026.

Recorded asking prices
Date observed	Asking price
1 October 2026	£20,900
19 October 2026	£20,900

Price and mileage comparison

Estimated market asking price: £20,046. The asking price is £854 above 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 649 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 200 miles lower than typical for a 2018 BMW X4.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 18 November 2026. 63,786 miles at the last test.

30 other cars with the same year, trim, gearbox and fuel are for sale from £12,250 to £23,499.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£12,250	95,000 miles
£13,494	88,500 miles
£13,495	105,291 miles
£13,499	90,000 miles
£13,995	112,000 miles

These cars have covered 40,700–112,000 miles, compared with 73,260 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 X4 cars for sale · 2018 BMW X4 price guide

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Dealer

Sytner Select Northampton, Northampton. Across the dealer network: 140 branches, 10,310 cars for sale.

Dealer postcode: NN3 9UD.

Dealer opening hours

Monday: 09:00-20:00
Tuesday: 09:00-20:00
Wednesday: 09:00-20:00
Thursday: 09:00-20:00
Friday: 09:00-20:00
Saturday: 09:00-18:30
Sunday: 11:00-17:00