2023 BMW 3 Series 3.0 M340i MHT
Version: 3.0 M340i MHT Auto 4WD Euro 6 (s/s) (369 bhp)
Price: £44,000. Above the going rate: £4,499 (11%) over the AskCar estimate of £39,501, our expected asking price for this car from its model, age, mileage and specification, drawing on 6,652 priced BMW 3 Series adverts on AskCar as of 1 November 2026.
AskCar lists 6,914 used BMW 3 Series from 2,613 UK dealerships, as of 1 November 2026.
Overview
- Make
- BMW
- Model
- 3 Series
- Version
- 3.0 M340i MHT Auto 4WD Euro 6 (s/s) (369 bhp)
- Mileage
- 44,727 miles
- Year
- 2023
- Fuel type
- Petrol
- Engine
- 3.0 L
- Gearbox
- Automatic
- Power
- 369 bhp
- Seats
- 5
- CO2
- 190 g/km
- Colour
- Grey
- Driven wheels
- Four Wheel Drive
- Engine badge
- M340i; MHT
- Hybrid type
- Mild hybrid
- Emissions standard
- Euro 6
About this car
At 44,727 miles, this 2023 BMW 3 Series has covered about 9,600 more miles than other 2023 BMW 3 Series cars. The dealer is asking £44,000, which is £4,499 above the AskCar estimate of £39,501. To work out the AskCar estimate, we analyse UK dealer adverts for 6,652 BMW 3 Series cars across different ages and specifications. This car was first seen in our listings data today. Its recorded MOT is valid until 15 March 2027, and its advertised mileage is consistent with the latest MOT reading. The seller is Sytner High Wycombe BMW, based in High Wycombe.
Stock data as of 1 November 2026.
Price history
AskCar first saw this advert on 1 November 2026.
| Date observed | Asking price |
|---|---|
| 1 November 2026 | £44,000 |
Price and mileage comparison
Above the going rate: £4,499 (11%) over the AskCar estimate of £39,501.
The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.
It draws on 6,652 priced BMW 3 Series adverts across different ages and specifications, as of 1 November 2026.
Advertised mileage is about 9,600 miles higher than the median mileage of a 2023 BMW 3 Series on AskCar.
The advertised mileage is consistent with the last MOT reading.
MOT
MOT: valid until 15 March 2027. 35,861 miles at the last test.
Other matching cars
26 other 2023 BMW 3 Series automatic petrol cars are for sale at UK dealers from £22,750 to £47,995, as of 1 November 2026.
The 5 cheapest:
- 2023 BMW 3 Series. Price: £22,750. Mileage: 44,818 miles. Dealer: Greenhous Telford in Telford. AskCar page: https://askcar.co.uk/car/bmw-3-series-2023-fe8de0fdcd7f
- 2023 BMW 3 Series. Price: £24,490. Mileage: 39,371 miles. Dealer: Brayleys Cars Brayley Honda Orpington in Orpington. AskCar page: https://askcar.co.uk/car/bmw-3-series-2023-3316b7ceb3a6
- 2023 BMW 3 Series. Price: £34,099. Mileage: 69,865 miles. Dealer: Parkway. AskCar page: https://askcar.co.uk/car/bmw-3-series-2023-8dbcfc239033
- 2023 BMW 3 Series. Price: £34,193. Mileage: 73,076 miles. Dealer: Group 1 Bedford BMW in Bedford. AskCar page: https://askcar.co.uk/car/bmw-3-series-2023-725f391d8749
- 2023 BMW 3 Series. Price: £35,683. Mileage: 41,096 miles. Dealer: Vines of Redhill BMW in Redhill. AskCar page: https://askcar.co.uk/car/bmw-3-series-2023-a1ac866b93f7
The 26 matching cars have covered 6,996 to 73,076 miles, compared with 44,727 miles for this car.
Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. The AskCar estimate adjusts for these differences.
Browse all BMW 3 Series cars for sale · 2023 BMW 3 Series price guide
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Photos
1 photo of this car is on its AskCar page.
How to contact the dealer and its opening hours are on this AskCar page.
As of 1 November 2026, AskCar lists 578,994 cars and vans from 12,654 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.