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: 27,911 miles
• Fuel: Petrol
• Body: Saloon, 4 doors, 5 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Blue
• CO2: 146 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 BMW 3 Series M Sport is advertised with 27,911 miles, approximately 31,300 below the typical mileage for its age. Priced at £23,499, it is advertised £1,268 above the AskCar estimate of £22,231. The AskCar estimate draws on 6,886 BMW 3 Series adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 30 days ago. Its asking price has since fallen by £100. We checked its advertised mileage against the government's MOT record, and they match. It is advertised by Fresh Motors in Thetford. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,268 (5%) over the AskCar estimate of £22,231.

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 6,886 priced BMW 3 Series adverts across different ages and specifications, as of 7 November 2026.

A 2020 BMW 3 Series with the 2.0 petrol engine is typically advertised at £18,500: the median of the 455 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2020 BMW 3 Series has been on sale for at least 30 days.

Price history

AskCar first saw this advert on 8 October 2026 at £23,599. Its asking price is now £23,499, £100 less. The latest price cut was seen on 17 October 2026.

Price changes recorded:

• 8 October 2026: £23,599
• 17 October 2026: £23,499

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 22 June 2027.

It has had 4 MOTs. The latest, on 23 June 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 27,896 miles, which matches the advertised 27,911 miles.

Advertised mileage is about 31,300 miles lower 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 7 November 2026.

The 3 closest to this car in mileage:

• 2020 BMW 3 Series M Sport, 2.0 petrol saloon, white. Mileage: 28,200 miles. Price: £22,950, £549 less than this car. Dealer: Sytner Leicester BMW in Leicester. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-75f9efcb1f23
• 2020 BMW 3 Series M Sport, 2.0 petrol saloon, orange. Mileage: 28,364 miles. Price: £21,888, £1,611 less than this car. Dealer: Williams Bmw Rochdale in Rochdale. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-fe14464cb548
• 2020 BMW 3 Series M Sport, 2.0 petrol saloon, blue. Mileage: 27,309 miles. Price: £23,300, £199 less than this car. Dealer: John Clark BMW Aberdeen in Aberdeen. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-90a55498919d

• The nearest: 2020 BMW 3 Series M Sport, 2.0 petrol saloon, white, 22 miles from this car. Mileage: 25,765 miles. Price: £18,996, £4,503 less than this car. Dealer: Marriott Motor Group Premium Used Cars Bury St Edmunds in Bury St Edmunds. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-231e4fa656aa