2023 BMW X3

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

£35,700

Fair price: within 8% of the typical £34,945 for this model, age and mileage, drawing on 2,996 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: 25,085 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: Blue
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 25,085 miles, approximately 3,400 below the typical mileage for its age. At £35,700, it is advertised £755 above our estimated market asking price of £34,945. To estimate its market asking price, we analyse UK dealer adverts for 2,996 BMW X3 cars across different ages and specifications. Since we first spotted the advert 111 days ago, the asking price has dropped by £4,300. It may give you a starting point for a conversation about price. You can find this car at Saxtons.co.uk in Chelmsford.

Stock data from 20 October 2026.

How we estimate prices and check cars

Price history

First seen on 2 July 2026, 111 days ago. Advert duration calculated on 21 October 2026. Net asking-price reduction: £4,300 from the first recorded £40,000. 8 price reductions recorded, the latest observed on 2 October 2026.

Recorded asking prices
Date observed	Asking price
2 July 2026	£40,000
10 July 2026	£40,000
21 July 2026	£39,700
4 August 2026	£38,650
18 August 2026	£38,200
26 August 2026	£37,850
29 August 2026	£37,650
10 September 2026	£37,200
24 September 2026	£36,700
2 October 2026	£35,700
20 October 2026	£35,700

Price and mileage comparison

Estimated market asking price: £34,945. The asking price is £755 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 2,996 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 3,400 miles lower than typical for a 2023 BMW X3.

MOT

MOT no details held by dvla.

50 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
£29,199	52,707 miles
£29,362	59,230 miles
£30,799	44,730 miles
£31,231	40,242 miles

These cars have covered 11,763–80,362 miles, compared with 25,085 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

Saxtons.co.uk, Chelmsford. Across the dealer network: 825 cars for sale.

Dealer postcode: CM1 3BH.

Dealer opening hours

Monday: 08:00-20:00
Tuesday: 08:00-20:00
Wednesday: 08:00-20:00
Thursday: 08:00-20:00
Friday: 08:00-20:00
Saturday: 09:00-18:00
Sunday: 09:00-17:00