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: 28,364 miles
• Fuel: Petrol
• Body: Saloon, 4 doors, 5 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Orange
• CO2: 146 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 28,364 miles on the clock, this 2020 BMW 3 Series M Sport has done roughly 31,200 fewer miles than a typical 2020 BMW 3 Series. The dealer is asking £21,888, which is £352 below the AskCar estimate of £22,240. To work out the AskCar estimate, we analyse UK dealer adverts for 6,897 BMW 3 Series cars across different ages and specifications. We first saw this car advertised 42 days ago. Its asking price has since fallen by £1,402. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Williams Bmw Rochdale, based in Rochdale. 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: £352 (1%) under the AskCar estimate of £22,240.

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 42 days.

Price history

AskCar first saw this advert on 24 September 2026 at £23,290. Its asking price is now £21,888, £1,402 less. The latest price cut was seen on 4 November 2026.

Price changes recorded:

• 24 September 2026: £23,290
• 6 October 2026: £22,995
• 21 October 2026: £22,490
• 4 November 2026: £21,888

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 25 February 2027.

It has had 4 MOTs. The latest, on 16 February 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 24,623 miles, which matches the advertised 28,364 miles.

Advertised mileage is about 31,200 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 5 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, £1,062 more 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, white. Mileage: 28,773 miles. Price: £21,498, £390 less than this car. Dealer: Arnold Clark Irvine BMW in Irvine. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-7b0f4cf25f67
• 2020 BMW 3 Series M Sport, 2.0 petrol saloon, blue. Mileage: 27,911 miles. Price: £23,499, £1,611 more than this car. Dealer: Fresh Motors in Watton. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-6ac5a4914222

• The nearest: 2020 BMW 3 Series M Sport, 2.0 petrol saloon, blue, 5 miles from this car. Mileage: 116,500 miles. Price: £15,495, £6,393 less than this car. Dealer: The Car Lounge in Manchester. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-12d95f94f9e3