2021 BMW 3 Series prices

680 cars from UK dealers, updated 23 October 2026. Typical asking price £20,500.

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.

Half of the 680 priced 2021 BMW 3 Series cars for sale are priced between £17,800 and £24,000.

Typical mileage 54,000 miles.

261 have had their price cut since they were first listed.

Is the price fair?

The prices above describe the cars currently advertised. They are not a valuation of every car of this model and year. Open a car to see its expected asking price, adjusted for mileage and specification, alongside the available evidence.