2018 BMW X3

2.0 20i GPF Xline Auto 4WD Euro 6 (s/s) 5dr (181 bhp)

£16,995

Fair price: within 8% of the typical £16,941 for this model, age and mileage, drawing on 2,970 adverts of this make and model.

Overview

Make
BMW
Model
X3
Trim
XLINE
Version
2.0 20i GPF Xline Auto 4WD Euro 6 (s/s) 5dr (181 bhp)
Mileage
71,950 miles
Year
2018
Fuel type
Petrol
Body type
SUV
Engine
2.0 L
Gearbox
Automatic
Power
181 bhp
Seats
5
CO2
166 g/km
Colour
Black
Doors
5
Driven wheels
Four Wheel Drive
Engine badge
20i
Emissions standard
Euro 6

About this car

With 71,950 miles on the clock, this 2018 BMW X3 Xline has done roughly 8,200 more miles than a typical 2018 BMW X3. The dealer is asking £16,995, which is £54 above our market estimate of £16,941. Our estimate draws on 2,970 BMW X3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We have tracked this advert for 7 days. Its recorded MOT is valid until 30 January 2027, and its advertised mileage is consistent with the latest MOT reading. It is advertised by Car Brothers NI in Newtownabbey.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 13 October 2026, 7 days ago. Advert duration calculated on 20 October 2026.

Recorded asking prices
Date observedAsking price
13 October 2026£16,995
19 October 2026£16,995

Price and mileage comparison

Estimated market asking price: £16,941. The asking price is £54 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 2,970 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 8,200 miles higher than typical for a 2018 BMW X3.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 30 January 2027. 59,736 miles at the last test.

13 other cars with the same year, trim, gearbox and fuel are for sale from £14,600 to £22,990.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£14,600102,000 miles
£15,48585,301 miles
£16,24978,958 miles
£16,79066,829 miles
£16,80067,360 miles

These cars have covered 18,300–102,000 miles, compared with 71,950 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

Car Brothers NI, Newtownabbey. Across the dealer network: 55 cars for sale.

Dealer postcode: BT36 4RF.

Dealer opening hours

Monday
09:00-17:30
Tuesday
09:00-17:30
Wednesday
09:00-17:30
Thursday
09:00-17:30
Friday
09:00-17:00
Saturday
09:00-13:00
Sunday
Closed

Vehicle photos