2020 BMW 3 Series 3.0 M340i

Price: £31,990. Fair price: £32 (under 1%) over the AskCar estimate of £31,958, our expected asking price for this car from its model, age, mileage and specification, drawing on 6,902 priced BMW 3 Series adverts on AskCar as of 6 November 2026.

AskCar lists 7,204 used BMW 3 Series from 2,726 UK dealerships, as of 6 November 2026.

Overview

  • Make: BMW
  • Model: 3 Series
  • Version: 3.0 M340i Touring Auto 4WD Euro 6 (s/s) 5dr (369 bhp)
  • Year: 2020
  • Mileage: 52,879 miles
  • Fuel: Petrol
  • Body: Estate, 5 doors, 5 seats
  • Engine: 3.0 litres, 369 bhp
  • Gearbox: Automatic
  • Drive: Four-wheel drive
  • Colour: White
  • CO2: 165 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 BMW 3 Series is advertised with 52,879 miles, approximately 7,100 below the typical mileage for its age. Its asking price of £31,990 is £32 above the AskCar estimate of £31,958. The AskCar estimate uses UK dealer asking prices, including 6,902 BMW 3 Series adverts, and accounts for the car’s age, mileage and specification. We have tracked this advert for 2 days. Its advertised mileage matches the government's MOT record. You can find this car at D & R Trade in Nottingham. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £32 (under 1%) over the AskCar estimate of £31,958.

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 6,902 priced BMW 3 Series adverts across different ages and specifications, as of 6 November 2026.

A 2020 BMW 3 Series with the 3.0 petrol engine is typically advertised at £28,000: the median of the 63 for sale on AskCar, as of 6 November 2026.

Time on sale

AskCar first saw this 2020 BMW 3 Series advertised 2 days ago. About half of 2020 BMW 3 Series cars are gone from sale within a month of being advertised: 342 of the 714 first advertised between 7 July 2026 and 3 October 2026.

Price history

AskCar first saw this advert on 4 November 2026 at £31,990. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: valid until 29 June 2027.

It has had 5 MOTs. The latest, on 30 June 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 43,379 miles, which matches the advertised 52,879 miles.

Advertised mileage is about 7,100 miles lower than the median mileage of a 2020 BMW 3 Series on AskCar.

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

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Photos

7 photos of this car are on its AskCar page.

As of 6 November 2026, AskCar lists 598,752 cars and vans from 12,905 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.