2023 BMW 3 Series

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

£39,999

Fair price: within 8% of the typical £42,037 for this model, age and mileage, drawing on 6,886 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
19,585 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
Grey
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 19,585 miles, around 14,400 fewer than typical for its age. Its asking price of £39,999 is £2,038 below our estimate of £42,037. To estimate its market asking price, we analyse UK dealer adverts for 6,886 BMW 3 Series cars across different ages and specifications. We first saw this car advertised 59 days ago. Its asking price has since fallen by £2,000. The seller is Halliwell Jones Southport BMW, based in Southport.

Stock data from 22 October 2026.

How we estimate prices and check cars

Price history

First seen on 25 August 2026, 59 days ago. Advert duration calculated on 23 October 2026. Net asking-price reduction: £2,000 from the first recorded £41,999. 7 price reductions recorded, the latest observed on 21 October 2026.

Recorded asking prices
Date observedAsking price
25 August 2026£41,999
15 September 2026£41,899
22 September 2026£41,799
6 October 2026£41,699
14 October 2026£40,599
16 October 2026£40,499
20 October 2026£40,399
21 October 2026£39,999
22 October 2026£39,999

Price and mileage comparison

Estimated market asking price: £42,037. The asking price is £2,038 below 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 6,886 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 14,400 miles lower than typical for a 2023 BMW 3 Series.

MOT

MOT no details held by dvla.

23 other cars with the same year, trim, gearbox and fuel are for sale from £33,999 to £47,995.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£33,99969,865 miles
£34,49373,076 miles
£36,27041,096 miles
£36,99546,327 miles
£37,49833,849 miles

These cars have covered 6,996–73,076 miles, compared with 19,585 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

How to contact the dealer, its opening hours and the cheaper cars like this one are on this AskCar page.

Vehicle photos

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