2021 BMW 3 Series

3.0 M340d MHT Auto 4WD Euro 6 (s/s) 4dr (335 bhp)

£24,990

Fair price: within 8% of the typical £24,944 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 M340d MHT Auto 4WD Euro 6 (s/s) 4dr (335 bhp)
Mileage
70,000 miles
Year
2021
Fuel type
Diesel Hybrid
Body type
Saloon
Engine
3.0 L
Gearbox
Automatic
Power
335 bhp
Seats
5
CO2
160 g/km
Colour
Grey
Doors
4
Driven wheels
Four Wheel Drive
Engine badge
M340d; MHT
Hybrid type
Mild hybrid
Emissions standard
Euro 6

About this car

At 70,000 miles, this 2021 BMW 3 Series has covered about 15,300 more miles than other 2021 BMW 3 Series cars. Our estimated market asking price is £24,944. This car is advertised at £24,990, which is £46 above that figure. The estimate uses 6,886 UK dealer adverts for the BMW 3 Series, with adjustments for age, mileage, trim, engine and other specifications. We first saw this car advertised 9 days ago. Its asking price has since fallen by £1,000. The latest MOT record shows an expiry date of 21 April 2027, with the advertised mileage consistent with the recorded reading. You can find this car at Vogue Motor Company in Bolton.

Stock data from 22 October 2026.

How we estimate prices and check cars

Price history

First seen on 14 October 2026, 9 days ago. Advert duration calculated on 23 October 2026. Net asking-price reduction: £1,000 from the first recorded £25,990. 1 price reduction recorded, the latest observed on 20 October 2026.

Recorded asking prices
Date observedAsking price
14 October 2026£25,990
20 October 2026£24,990
22 October 2026£24,990

Price and mileage comparison

Estimated market asking price: £24,944. The asking price is £46 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 6,886 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 15,300 miles higher than typical for a 2021 BMW 3 Series.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 21 April 2027. 66,376 miles at the last test.

55 other cars with the same year, trim, gearbox and fuel are for sale from £19,995 to £36,500.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£19,99566,457 miles
£22,49094,000 miles
£22,95079,227 miles
£22,99599,000 miles
£23,99582,819 miles

These cars have covered 8,500–99,000 miles, compared with 70,000 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 · 2021 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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