2020 BMW 3 Series

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

£18,430

Good value: £1,657 under the typical £20,087 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
47,551 miles
Year
2020
Fuel type
Petrol
Body type
Saloon
Engine
2.0 L
Gearbox
Automatic
Power
181 bhp
Seats
5
CO2
146 g/km
Colour
Grey
Doors
4
Driven wheels
Rear Wheel Drive
Engine badge
320i
Emissions standard
Euro 6

About this car

This 2020 BMW 3 Series M Sport is advertised with 47,551 miles, approximately 10,800 below the typical mileage for its age. Its asking price of £18,430 is £1,657 below our estimate of £20,087. The estimate uses 6,724 UK dealer adverts for the BMW 3 Series, with adjustments for age, mileage, trim, engine and other specifications. We first saw this car advertised 32 days ago. Its asking price has since fallen by £5,780. MOT records show an expiry date of 30 January 2027, and the latest recorded mileage is consistent with the advert. The seller is Big Motoring World Peterborough, based in Peterborough.

Stock data from 23 October 2026.

How we estimate prices and check cars

Price history

First seen on 22 September 2026, 32 days ago. Advert duration calculated on 24 October 2026. Net asking-price reduction: £5,780 from the first recorded £24,210. 5 price reductions recorded, the latest observed on 23 October 2026.

Recorded asking prices
Date observedAsking price
22 September 2026£24,210
23 September 2026£19,000
25 September 2026£18,970
26 September 2026£18,980
27 September 2026£18,970
30 September 2026£18,980
1 October 2026£18,960
23 October 2026£18,430

Price and mileage comparison

Estimated market asking price: £20,087. The asking price is £1,657 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 10,800 miles lower than typical for a 2020 BMW 3 Series.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 30 January 2027. 47,565 miles at the last test.

113 other cars with the same year, trim, gearbox and fuel are for sale from £12,500 to £27,980.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£12,500123,427 miles
£12,999126,000 miles
£13,400110,000 miles
£13,895110,000 miles
£15,495116,500 miles

These cars have covered 12,377–126,000 miles, compared with 47,551 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 · 2020 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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