2021 BMW 3 Series

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

£28,499

Fair price: within 8% of the typical £30,038 for this model, age and mileage, drawing on 6,724 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
41,091 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
Blue
Doors
4
Driven wheels
Four Wheel Drive
Engine badge
M340d; MHT
Hybrid type
Mild hybrid
Emissions standard
Euro 6

About this car

At 41,091 miles, this 2021 BMW 3 Series has covered about 13,600 fewer miles than other 2021 BMW 3 Series cars. The dealer is asking £28,499, which is £1,539 below our market estimate of £30,038. Our estimate draws on 6,724 BMW 3 Series adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. Since we first spotted the advert 149 days ago, the asking price has dropped by £1,500. That history is worth bearing in mind when speaking to the dealer. Its MOT is recorded as valid until 15 February 2027. The advertised mileage is consistent with the latest MOT reading. You can find this car at Sandles Cars in Kings Lynn.

Stock data from 23 October 2026.

How we estimate prices and check cars

Price history

First seen on 28 May 2026, 149 days ago. Advert duration calculated on 24 October 2026. Net asking-price reduction: £1,500 from the first recorded £29,999. 6 price reductions recorded, the latest observed on 21 October 2026.

Recorded asking prices
Date observedAsking price
28 May 2026£29,999
30 June 2026£29,799
11 July 2026£29,799
11 August 2026£29,499
12 August 2026£29,499
27 August 2026£29,299
9 September 2026£28,999
23 September 2026£28,799
21 October 2026£28,499
23 October 2026£28,499

Price and mileage comparison

Estimated market asking price: £30,038. The asking price is £1,539 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 6,724 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 13,600 miles lower than typical for a 2021 BMW 3 Series.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 15 February 2027. 40,470 miles at the last test.

53 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
£22,99582,819 miles

These cars have covered 8,500–99,000 miles, compared with 41,091 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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