2023 BMW 3 Series 3.0 M340d MHT
Version: 3.0 M340d MHT Touring Auto 4WD Euro 6 (s/s) 5dr (335 bhp)
Price: £40,990. Fair price: £2,870 (7%) over the AskCar estimate of £38,120, our expected asking price for this car from its model, age, mileage and specification, drawing on 6,706 priced BMW 3 Series adverts on AskCar as of 30 October 2026.
AskCar lists 6,987 used BMW 3 Series from 2,629 UK dealerships, as of 30 October 2026.
Overview
- Make
- BMW
- Model
- 3 Series
- Version
- 3.0 M340d MHT Touring Auto 4WD Euro 6 (s/s) 5dr (335 bhp)
- Mileage
- 53,490 miles
- Year
- 2023
- Fuel type
- Diesel
- Body type
- Estate
- Engine
- 3.0 L
- Gearbox
- Automatic
- Power
- 335 bhp
- Seats
- 5
- CO2
- 164 g/km
- Colour
- Grey
- Doors
- 5
- Driven wheels
- Four Wheel Drive
- Engine badge
- M340d; MHT
- Hybrid type
- Mild hybrid
- Emissions standard
- Euro 6
About this car
With 53,490 miles on the clock, this 2023 BMW 3 Series has done roughly 18,900 more miles than a typical 2023 BMW 3 Series. The dealer is asking £40,990, which is £2,870 above the AskCar estimate of £38,120. To work out the AskCar estimate, we analyse UK dealer adverts for 6,706 BMW 3 Series cars across different ages and specifications. We first recorded this car for sale today. The latest MOT record shows an expiry date of 20 May 2027, with the advertised mileage consistent with the recorded reading. It is advertised by 4 Motion Cars in Derby.
Stock data as of 30 October 2026.
Price history
AskCar first saw this advert on 30 October 2026.
| Date observed | Asking price |
|---|---|
| 30 October 2026 | £40,990 |
Price and mileage comparison
Fair price: £2,870 (7%) over the AskCar estimate of £38,120.
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 6,706 priced BMW 3 Series adverts across different ages and specifications, as of 30 October 2026.
Advertised mileage is about 18,900 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 20 May 2027. 42,605 miles at the last test.
Other matching cars
40 other 2023 BMW 3 Series automatic diesel cars are for sale at UK dealers from £25,200 to £46,950, as of 30 October 2026.
The 5 cheapest:
- 2023 BMW 3 Series. Price: £25,200. Mileage: 47,589 miles. Dealer: CarTime in Bury. AskCar page: https://askcar.co.uk/car/bmw-3-series-2023-f1156759ee60
- 2023 BMW 3 Series. Price: £27,995. Mileage: 39,750 miles. Dealer: Steve Watson Cars in Carlisle. AskCar page: https://askcar.co.uk/car/bmw-3-series-2023-6dfd154ad1e6
- 2023 BMW 3 Series. Price: £29,475. Mileage: 84,955 miles. Dealer: Group 1 Borehamwood BMW in Borehamwood. AskCar page: https://askcar.co.uk/car/bmw-3-series-2023-28c72140b7b4
- 2023 BMW 3 Series. Price: £31,998. Mileage: 55,219 miles. Dealer: Eastern Western Motor Group Grassicks BMW in Perth. AskCar page: https://askcar.co.uk/car/bmw-3-series-2023-9f396bba6576
- 2023 BMW 3 Series. Price: £33,799. Mileage: 28,000 miles. Dealer: J.L.A.N Motor Group in Birmingham. AskCar page: https://askcar.co.uk/car/bmw-3-series-2023-c7349db5eeaa
The 40 matching cars have covered 14,902 to 90,000 miles, compared with 53,490 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 30 October 2026, AskCar lists 580,490 cars and vans from 12,695 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.