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: 29,920 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 2 seats
• Engine: 2.0 litres, 254 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: White
• CO2: 139 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 BMW Z4 M Sport has covered 29,920 miles, around 10,800 fewer miles than is typical for its age. The AskCar estimate for this car is £27,211. It is priced at £27,490, which is £279 above that estimate. The AskCar estimate uses 515 UK dealer adverts for the BMW Z4, with adjustments for age, mileage, trim, engine and other specifications. We first recorded this advert 43 days ago, and its asking price has since fallen by £2,500. The recorded MOT expired on 29 October 2026, so ask the dealer whether it has been renewed. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Stratstone Bmw Derby, based in Derby. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Fair price: £279 (1%) over the AskCar estimate of £27,211.

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 515 priced BMW Z4 adverts across different ages and specifications, as of 2 November 2026.

A 2020 BMW Z4 with the 2.0 petrol engine is typically advertised at £24,900: the median of the 31 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2020 BMW Z4 has been on sale for at least 43 days.

Price history

AskCar first saw this advert on 20 September 2026 at £29,990. Its asking price is now £27,490, £2,500 less. The latest price cut was seen on 27 October 2026.

Price changes recorded:

• 20 September 2026: £29,990
• 22 September 2026: £28,499
• 2 October 2026: £28,490
• 3 October 2026: £28,295
• 9 October 2026: £27,999
• 16 October 2026: £27,690
• 23 October 2026: £27,595
• 27 October 2026: £27,490

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: the latest record we hold ran out on 29 October 2026; ask the dealer for the current MOT.

It has had 3 MOTs. The latest, on 24 October 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 26,224 miles, which matches the advertised 29,920 miles.

Advertised mileage is about 10,800 miles lower than the median mileage of a 2020 BMW Z4 on AskCar.

Similar cars

28 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 2 November 2026.

The 3 closest to this car in mileage:

• 2020 BMW Z4 M Sport, 2.0 petrol convertible, black. Mileage: 29,326 miles. Price: £25,989, £1,501 less than this car. Dealer: Ocean Plymouth in Plymouth. AskCar page: https://askcar.co.uk/car/bmw-z4-2020-8879c1724f10
• 2020 BMW Z4 M Sport, 2.0 petrol convertible, black. Mileage: 31,698 miles. Price: £25,090, £2,400 less than this car. Dealer: Stratstone BMW Milton Keynes in Milton Keynes. AskCar page: https://askcar.co.uk/car/bmw-z4-2020-347a7d5db34c
• 2020 BMW Z4 M Sport, 2.0 petrol convertible, red. Mileage: 32,205 miles. Price: £25,799, £1,691 less than this car. Dealer: Motorpoint Chingford in Chingford. AskCar page: https://askcar.co.uk/car/bmw-z4-2020-e04ff7e47e33

• The nearest: 2020 BMW Z4 M Sport, 2.0 petrol convertible, red, 32 miles from this car. Mileage: 76,358 miles. Price: £18,995, £8,495 less than this car. Dealer: Landseer Cars in Dunton Bassett. AskCar page: https://askcar.co.uk/car/bmw-z4-2020-f472f4d2ef5e