2020 BMW 3 Series 2.0 320i M Sport

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

Price: £18,998. Fair price: £124 (under 1%) under the AskCar estimate of £19,122, our expected asking price for this car from its model, age, mileage and specification, drawing on 6,692 priced BMW 3 Series adverts on AskCar as of 29 October 2026.

AskCar lists 7,078 used BMW 3 Series from 2,699 UK dealerships, as of 29 October 2026.

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
55,122 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
Blue
Doors
4
Driven wheels
Rear Wheel Drive
Engine badge
320i
Emissions standard
Euro 6

About this car

This 2020 BMW 3 Series M Sport has covered 55,122 miles, around 3,500 fewer miles than is typical for its age. The dealer is asking £18,998, which is £124 below the AskCar estimate of £19,122. To work out the AskCar estimate, we analyse UK dealer adverts for 6,692 BMW 3 Series cars across different ages and specifications. It first appeared in our advert records today. MOT records show an expiry date of 26 October 2027, and the latest recorded mileage is consistent with the advert. The seller is Arnold Clark Glasgow Crow Road Volkswagen, based in Glasgow.

Stock data as of 29 October 2026.

How we estimate prices and check cars

Price history

AskCar first saw this advert on 29 October 2026.

Recorded asking prices
Date observedAsking price
29 October 2026£18,998

Price and mileage comparison

Fair price: £124 (under 1%) under the AskCar estimate of £19,122.

The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.

It draws on 6,692 priced BMW 3 Series adverts across different ages and specifications, as of 29 October 2026.

Advertised mileage is about 3,500 miles lower than the median mileage of a 2020 BMW 3 Series on AskCar.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT: valid until 26 October 2027. 55,124 miles at the last test.

Other matching cars

115 other 2020 BMW 3 Series M Sport automatic petrol cars are for sale at UK dealers from £12,999 to £27,980, as of 29 October 2026.

The 5 cheapest:

The 115 matching cars have covered 12,377 to 126,000 miles, compared with 55,122 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. The AskCar estimate adjusts for these differences.

Browse all BMW 3 Series cars for sale · 2020 BMW 3 Series price guide

More like this

Photos

1 photo of this car is on its AskCar page.

How to contact the dealer and its opening hours are on this AskCar page.

As of 29 October 2026, AskCar lists 587,923 cars and vans from 12,992 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.