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: 63,799 miles
• Fuel: Petrol
• Body: Saloon, 4 doors, 5 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: White
• CO2: 146 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 63,799 miles on the clock, this 2020 BMW 3 Series M Sport has done roughly 4,200 more miles than a typical 2020 BMW 3 Series. The dealer is asking £17,650, which is £267 below the AskCar estimate of £17,917. To work out the AskCar estimate, we analyse UK dealer adverts for 6,897 BMW 3 Series cars across different ages and specifications. Since we first spotted the advert 20 days ago, the asking price has dropped by £450. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Evans Halshaw Vauxhall Kilmarnock, based in Kilmarnock. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £267 (1%) under the AskCar estimate of £17,917.

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 6,897 priced BMW 3 Series adverts across different ages and specifications, as of 5 November 2026.

A 2020 BMW 3 Series with the 2.0 petrol engine is typically advertised at £18,500: the median of the 461 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2020 BMW 3 Series has been on sale for at least 20 days.

Price history

AskCar first saw this advert on 16 October 2026 at £18,100. Its asking price is now £17,650, £450 less. The latest price cut was seen on 28 October 2026.

Price changes recorded:

• 16 October 2026: £18,100
• 21 October 2026: £17,999
• 28 October 2026: £17,650

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 27 February 2027.

It has had 5 MOTs. The latest, on 28 February 2026, passed.

Advisories at the latest test: rear brake pad(s) wearing thin.

Mileage at that test: 57,547 miles, which matches the advertised 63,799 miles.

Advertised mileage is about 4,200 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 5 November 2026.

The 3 closest to this car in mileage:

• 2020 BMW 3 Series M Sport, 2.0 petrol saloon, white. Mileage: 63,974 miles. Price: £18,995, £1,345 more than this car. Dealer: WRC Sales in Carlisle. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-a5b437dbe4be
• 2020 BMW 3 Series M Sport, 2.0 petrol saloon, grey. Mileage: 64,540 miles. Price: £16,999, £651 less than this car. Dealer: Eastern Western Motor Group Car Deal Warehouse Superstore Newbridge in Edinburgh. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-ef80536eff13
• 2020 BMW 3 Series M Sport, 2.0 petrol saloon, blue. Mileage: 65,751 miles. Price: £17,000, £650 less than this car. Dealer: Carbase Bristol in Bristol. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-5dce62aecb17

• The nearest: 2020 BMW 3 Series M Sport, 2.0 petrol saloon, white, 7 miles from this car. Mileage: 28,773 miles. Price: £21,498, £3,848 more than this car. Dealer: Arnold Clark Irvine BMW in Irvine. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-7b0f4cf25f67