2020 BMW 3 Series 2.0 320i M Sport

Overview

• Make: BMW
• Model: 3 Series
• Trim: M Sport
• Version: 2.0 320i M Sport Auto RWD Euro 6 (s/s) 4dr (181 bhp)
• Year: 2020
• Mileage: 70,000 miles
• Fuel: Petrol
• Body: Saloon, 4 doors, 5 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Black
• CO2: 146 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 70,000 miles, this 2020 BMW 3 Series M Sport has covered about 10,000 more miles than other 2020 BMW 3 Series cars. The AskCar estimate for this car is £17,035. It is priced at £18,995, which is £1,960 above that estimate. The AskCar estimate draws on 6,902 BMW 3 Series adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. It first appeared in our advert records 89 days ago. Our records show an MOT expiry date of 22 September 2026, which has passed. Ask the dealer for an update. Its advertised mileage matches the government's MOT record. It is for sale at Harentor Cars in St. Albans. 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

Above the going rate: £1,960 (11%) over the AskCar estimate of £17,035.

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 2.0 petrol engine is typically advertised at £18,500: the median of the 462 for sale on AskCar, as of 6 November 2026.

Time on sale

This 2020 BMW 3 Series has been on sale for at least 89 days.

Price history

AskCar first saw this advert on 9 August 2026 at £18,995. 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: the latest record we hold ran out on 22 September 2026; ask the dealer for the current MOT.

It has had 4 MOTs. The latest, on 16 September 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 59,420 miles, which matches the advertised 70,000 miles.

Advertised mileage is about 10,000 miles higher than the median mileage of a 2020 BMW 3 Series on AskCar.

Similar cars

98 other 2020 BMW 3 Series M Sport 2.0 petrol automatic saloons are for sale at UK dealers, from £12,999 to £25,995, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2020 BMW 3 Series M Sport, 2.0 petrol saloon, grey. Mileage: 70,330 miles. Price: £17,099, £1,896 less than this car. Dealer: World Cars in Egham. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-9aaf6fe40df6
• 2020 BMW 3 Series M Sport, 2.0 petrol saloon, blue. Mileage: 70,728 miles. Price: £17,345, £1,650 less than this car. Dealer: Second Chance Car Finance in Wetherby. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-e117068abb90
• 2020 BMW 3 Series M Sport, 2.0 petrol saloon, blue. Mileage: 70,802 miles. Price: £19,299, £304 more than this car. Dealer: Halliwell Jones North Wales BMW in Conwy. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-6555d0f9e0b4

• The nearest: 2020 BMW 3 Series M Sport, 2.0 petrol saloon, white, 4 miles from this car. Mileage: 38,342 miles. Price: £21,250, £2,255 more than this car. Dealer: M B Cars London in St Albans. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-822491a7ca58