2021 BMW 3 Series

2.0 320i M Sport Auto RWD Euro 6 (s/s) 4dr (181 bhp)

£21,999

Fair price: within 8% of the typical £22,814 for this model, age and mileage, drawing on 6,724 adverts of this make and model.

Overview

Make
BMW
Model
3 Series
Trim
M SPORT
Version
2.0 320i M Sport Auto RWD Euro 6 (s/s) 4dr (181 bhp)
Mileage
28,640 miles
Year
2021
Fuel type
Petrol
Body type
Saloon
Engine
2.0 L
Gearbox
Automatic
Power
181 bhp
Seats
5
CO2
146 g/km
Colour
White
Doors
4
Driven wheels
Rear Wheel Drive
Engine badge
320i
Emissions standard
Euro 6

About this car

This 2021 BMW 3 Series M Sport is advertised with 28,640 miles, approximately 26,000 below the typical mileage for its age. Its asking price of £21,999 is £815 below our estimate of £22,814. To estimate its market asking price, we analyse UK dealer adverts for 6,724 BMW 3 Series cars across different ages and specifications. Since we first spotted the advert 144 days ago, the asking price has dropped by £500. It may give you a starting point for a conversation about price. MOT records show an expiry date of 29 November 2026, and the latest recorded mileage is consistent with the advert. The seller is Hpl Barnsley, based in Barnsley.

Stock data from 23 October 2026.

How we estimate prices and check cars

Price history

First seen on 2 June 2026, 144 days ago. Advert duration calculated on 24 October 2026. Net asking-price reduction: £500 from the first recorded £22,499. 3 price reductions recorded, the latest observed on 7 October 2026.

Recorded asking prices
Date observedAsking price
2 June 2026£22,499
26 June 2026£22,499
7 July 2026£22,499
31 July 2026£23,599
2 August 2026£21,199
3 August 2026£20,999
4 August 2026£22,499
5 August 2026£22,499
7 October 2026£21,999
23 October 2026£21,999

Price and mileage comparison

Estimated market asking price: £22,814. The asking price is £815 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 26,000 miles lower than typical for a 2021 BMW 3 Series.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 29 November 2026. 27,011 miles at the last test.

181 other cars with the same year, trim, gearbox and fuel are for sale from £14,000 to £29,990.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£14,000110,887 miles
£14,00093,863 miles
£14,33588,796 miles
£14,89593,000 miles
£14,99587,565 miles

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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