2020 BMW Z4 2.0 30i M Sport

Overview

• Make: BMW
• Model: Z4
• Trim: M Sport
• Version: 2.0 30i M Sport Auto RWD Euro 6 (s/s) 2dr sDrive (254 bhp)
• Year: 2020
• Mileage: 42,700 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 2 seats
• Engine: 2.0 litres, 254 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Blue
• CO2: 139 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 BMW Z4 M Sport is advertised with 42,700 miles on the clock. Its asking price of £25,000 is £26 below the AskCar estimate of £25,026. The AskCar estimate draws on 528 BMW Z4 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this car for sale 26 days ago. The government's MOT record matches its advertised mileage. You can find this car at Kallenhard in Leighton Buzzard. 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: £26 (under 1%) under the AskCar estimate of £25,026.

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 528 priced BMW Z4 adverts across different ages and specifications, as of 5 November 2026.

A 2020 BMW Z4 with the 2.0 petrol engine is typically advertised at £24,900: the median of the 37 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2020 BMW Z4 has been on sale for at least 26 days.

Price history

AskCar first saw this advert on 10 October 2026 at £25,000. 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 5 November 2026: valid until 7 June 2027.

It has had 5 MOTs. The latest, on 8 June 2026, passed.

Advisories at the latest test: rear brake disc worn, but not excessively.

Mileage at that test: 40,351 miles, which matches the advertised 42,700 miles.

Advertised mileage is about 1,800 miles higher than the median mileage of a 2020 BMW Z4 on AskCar.

Similar cars

34 other 2020 BMW Z4 M Sport 2.0 petrol automatic convertibles are for sale at UK dealers, from £18,995 to £29,750, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2020 BMW Z4 M Sport, 2.0 petrol convertible, black. Mileage: 42,492 miles. Price: £26,299, £1,299 more than this car. Dealer: Sytner Stevenage BMW in Stevenage. AskCar page: https://askcar.co.uk/car/bmw-z4-2020-e45c1c26b6fc
• 2020 BMW Z4 M Sport, 2.0 petrol convertible, black. Mileage: 42,987 miles. Price: £22,500, £2,500 less than this car. Dealer: Redgate Lodge in Newcastle upon Tyne. AskCar page: https://askcar.co.uk/car/bmw-z4-2020-741f0f425888
• 2020 BMW Z4 M Sport, 2.0 petrol convertible, white. Mileage: 41,281 miles. Price: £23,950, £1,050 less than this car. Dealer: Lloyd Carlisle BMW in Carlisle. AskCar page: https://askcar.co.uk/car/bmw-z4-2020-bc8111679c34

• The nearest: 2020 BMW Z4 M Sport, 2.0 petrol convertible, black, 12 miles from this car. Mileage: 31,698 miles. Price: £25,090, £90 more than this car. Dealer: Stratstone BMW Milton Keynes in Milton Keynes. AskCar page: https://askcar.co.uk/car/bmw-z4-2020-347a7d5db34c