2023 BMW 3 Series

3.0 M340i MHT Auto 4WD Euro 6 (s/s) 4dr (369 bhp)

£44,000

Fair price: within 8% of the typical £40,747 for this model, age and mileage, drawing on 6,764 adverts of this make and model.

Overview

Make: BMW
Model: 3 Series
Version: 3.0 M340i MHT Auto 4WD Euro 6 (s/s) 4dr (369 bhp)
Mileage: 23,675 miles
Year: 2023
Fuel type: Petrol Hybrid
Body type: Saloon
Engine: 3.0 L
Gearbox: Automatic
Power: 369 bhp
Seats: 5
CO2: 182 g/km
Colour: Black
Doors: 4
Driven wheels: Four Wheel Drive
Engine badge: M340i; MHT
Hybrid type: Mild hybrid
Emissions standard: Euro 6

About this car

This 2023 BMW 3 Series has covered 23,675 miles, around 9,900 fewer than typical for its age. The dealer is asking £44,000, which is £3,253 above our market estimate of £40,747. Our estimate draws on 6,764 BMW 3 Series adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this advert 48 days ago, and its asking price has since fallen by £950. The seller is Sytner High Wycombe BMW, based in High Wycombe.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 2 September 2026, 48 days ago. Advert duration calculated on 20 October 2026. Net asking-price reduction: £950 from the first recorded £44,950. 2 price reductions recorded, the latest observed on 12 October 2026.

Recorded asking prices
Date observed	Asking price
2 September 2026	£44,950
6 October 2026	£44,500
12 October 2026	£44,000
19 October 2026	£44,000

Price and mileage comparison

Estimated market asking price: £40,747. The asking price is £3,253 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 6,764 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 9,900 miles lower than typical for a 2023 BMW 3 Series.

MOT

MOT no details held by dvla.

26 other cars with the same year, trim, gearbox and fuel are for sale from £34,493 to £47,995.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£34,493	73,076 miles
£36,270	41,096 miles
£37,337	31,984 miles
£37,498	33,849 miles
£37,500	33,170 miles

These cars have covered 14,158–73,076 miles, compared with 23,675 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 3 Series cars for sale · 2023 BMW 3 Series price guide

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Dealer

Sytner High Wycombe BMW, High Wycombe. Across the dealer network: 140 branches, 10,310 cars for sale.

Dealer postcode: HP11 1EZ.

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