2020 BMW 3 Series 3.0 330d Sport

Price: £23,990. Fair price: £652 (2%) under the AskCar estimate of £24,642, our expected asking price for this car from its model, age, mileage and specification, drawing on 6,742 priced BMW 3 Series adverts on AskCar as of 2 November 2026.

AskCar lists 7,040 used BMW 3 Series from 2,692 UK dealerships, as of 2 November 2026.

Overview

  • Make: BMW
  • Model: 3 Series
  • Trim: Sport
  • Version: 3.0 330d Sport Auto 4WD Euro 6 4dr (261 bhp)
  • Year: 2020
  • Mileage: 37,604 miles
  • Fuel: Diesel
  • Body: Saloon, 4 doors, 5 seats
  • Engine: 3.0 litres, 261 bhp
  • Gearbox: Automatic
  • Drive: Four-wheel drive
  • Colour: White
  • CO2: 157 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 BMW 3 Series Sport is advertised with 37,604 miles, approximately 21,400 below the typical mileage for its age. The dealer is asking £23,990, which is £652 below the AskCar estimate of £24,642. To work out the AskCar estimate, we analyse UK dealer adverts for 6,742 BMW 3 Series cars across different ages and specifications. We first recorded this car for sale 2 days ago. Its advertised mileage matches the government's MOT record. The seller is Car City UK Catterick, based in Catterick Garrison. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Fair price: £652 (2%) under the AskCar estimate of £24,642.

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 6,742 priced BMW 3 Series adverts across different ages and specifications, as of 2 November 2026.

A 2020 BMW 3 Series with the 3.0 diesel engine is typically advertised at £27,800: the median of the 61 for sale on AskCar, as of 2 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: 314 of the 661 first advertised between 7 July 2026 and 29 September 2026.

Price history

AskCar first saw this advert on 31 October 2026 at £23,990. 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 2 November 2026: valid until 26 March 2027.

It has had one MOT, on 27 March 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 36,060 miles, which matches the advertised 37,604 miles.

Advertised mileage is about 21,400 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

More like this

Photos

1 photo of this car is on its AskCar page.

As of 2 November 2026, AskCar lists 586,270 cars and vans from 12,920 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.