2020 BMW 3 Series 3.0 330d M Sport Plus Edition

Overview

• Make: BMW
• Model: 3 Series
• Trim: M Sport Plus Edition
• Version: 3.0 330d M Sport Plus Edition Auto RWD Euro 6 (s/s) 4dr (261 bhp)
• Year: 2020
• Mileage: 25,000 miles
• Fuel: Diesel
• Body: Saloon, 4 doors, 5 seats
• Engine: 3.0 litres, 261 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Grey
• CO2: 157 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 25,000 miles, this 2020 BMW 3 Series M Sport Plus Edition has covered about 34,000 fewer miles than other 2020 BMW 3 Series cars. Its asking price of £29,985 is £283 above the AskCar estimate of £29,702. The AskCar estimate draws on 6,742 BMW 3 Series adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We have tracked this advert for 5 days. The government's MOT record matches its advertised mileage. It is advertised by James Glen Car Sales in Airdrie. 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: £283 (under 1%) over the AskCar estimate of £29,702.

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 5 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 28 October 2026 at £29,985. 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 25 August 2027.

It has had 4 MOTs. The latest, on 19 August 2026, passed.

Advisories at the latest test: offside front tyre slightly damaged/cracking or perishing.

Mileage at that test: 24,934 miles, which matches the advertised 25,000 miles.

Advertised mileage is about 34,000 miles lower than the median mileage of a 2020 BMW 3 Series on AskCar.

Similar cars

2 other 2020 BMW 3 Series M Sport Plus Edition 3.0 diesel automatic saloons are for sale at UK dealers, from £21,495 to £23,989, as of 2 November 2026.

The 2 closest to this car in mileage:

• 2020 BMW 3 Series M Sport Plus Edition, 3.0 diesel saloon, black. Mileage: 63,000 miles. Price: £23,989, £5,996 less than this car. Dealer: Bluehawk Automotive in Hounslow. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-396db82f4aae
• 2020 BMW 3 Series M Sport Plus Edition, 3.0 diesel saloon, grey. Mileage: 70,000 miles. Price: £21,495, £8,490 less than this car. Dealer: Novadrive in Batley. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-c8e91d167c56