2021 BMW 3 Series

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

£30,490

Fair price: within 8% of the typical £31,080 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
35,297 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
White
Doors
4
Driven wheels
Four Wheel Drive
Engine badge
M340d; MHT
Hybrid type
Mild hybrid
Emissions standard
Euro 6

About this car

With 35,297 miles on the clock, this 2021 BMW 3 Series has done roughly 19,400 fewer miles than a typical 2021 BMW 3 Series. Its asking price of £30,490 is £590 below our estimate of £31,080. The estimate uses 6,724 UK dealer adverts for the BMW 3 Series, with adjustments for age, mileage, trim, engine and other specifications. Since we first spotted the advert 43 days ago, the asking price has dropped by £1,509. MOT records show an expiry date of 1 March 2027, and the latest recorded mileage is consistent with the advert. It is for sale at Eastern Western Motor Group Grassicks BMW in Perth.

Stock data from 23 October 2026.

How we estimate prices and check cars

Price history

First seen on 11 September 2026, 43 days ago. Advert duration calculated on 24 October 2026. Net asking-price reduction: £1,509 from the first recorded £31,999. 2 price reductions recorded, the latest observed on 15 October 2026.

Recorded asking prices
Date observedAsking price
11 September 2026£31,999
10 October 2026£31,498
15 October 2026£30,490
23 October 2026£30,490

Price and mileage comparison

Estimated market asking price: £31,080. The asking price is £590 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 19,400 miles lower than typical for a 2021 BMW 3 Series.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 1 March 2027. 31,803 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 35,297 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

AskCar lists 589,789 cars from 13,079 UK dealer locations, read and updated daily from dealer websites. More than any other UK site. No dealer pays to be listed.