2023 BMW X3

2.0 20i MHT M Sport Auto 4WD Euro 6 (s/s) 5dr (181 bhp)

£35,470

Fair price: within 8% of the typical £34,165 for this model, age and mileage, drawing on 2,970 adverts of this make and model.

Overview

Make: BMW
Model: X3
Trim: M SPORT
Version: 2.0 20i MHT M Sport Auto 4WD Euro 6 (s/s) 5dr (181 bhp)
Mileage: 29,700 miles
Year: 2023
Fuel type: Petrol Hybrid
Body type: SUV
Engine: 2.0 L
Gearbox: Automatic
Power: 181 bhp
Seats: 5
CO2: 175 g/km
Colour: White
Doors: 5
Driven wheels: Four Wheel Drive
Engine badge: 20i; MHT
Hybrid type: Mild hybrid
Emissions standard: Euro 6

About this car

This 2023 BMW X3 M Sport is advertised with 29,700 miles on the clock. Our estimated market asking price is £34,165. This car is advertised at £35,470, which is £1,305 above that figure. We use UK dealer asking prices, including 2,970 BMW X3 listings, and account for the car’s age, mileage and specification. Since we first spotted the advert 67 days ago, the asking price has dropped by £1,530. The time on sale and price change could be useful context when negotiating. You can find this car at Sytner Harold Wood BMW in Romford.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 14 August 2026, 67 days ago. Advert duration calculated on 20 October 2026. Net asking-price reduction: £1,530 from the first recorded £37,000. 3 price reductions recorded, the latest observed on 1 October 2026.

Recorded asking prices
Date observed	Asking price
14 August 2026	£37,000
4 September 2026	£36,970
17 September 2026	£35,970
1 October 2026	£35,470
19 October 2026	£35,470

Price and mileage comparison

Estimated market asking price: £34,165. The asking price is £1,305 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 800 miles higher than typical for a 2023 BMW X3.

MOT

MOT no details held by dvla.

51 other cars with the same year, trim, gearbox and fuel are for sale from £25,495 to £40,550.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£25,495	80,362 miles
£26,995	51,400 miles
£29,199	52,707 miles
£29,392	59,230 miles
£30,799	44,730 miles

These cars have covered 9,818–80,362 miles, compared with 29,700 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 · 2023 BMW X3 price guide

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Dealer

Sytner Harold Wood BMW, Romford. Across the dealer network: 140 branches, 10,310 cars for sale.

Dealer postcode: RM3 0GX.

Dealer opening hours

Monday: 08:30-18:00
Tuesday: 08:30-18:00
Wednesday: 08:30-18:00
Thursday: 08:30-18:00
Friday: 08:30-18:00
Saturday: 09:00-17:00
Sunday: 10:00-16:00