2020 BMW Z4 2.0 20i M Sport

Overview

• Make: BMW
• Model: Z4
• Trim: M Sport
• Version: 2.0 20i M Sport Auto RWD Euro 6 (s/s) 2dr sDrive (194 bhp)
• Year: 2020
• Mileage: 21,374 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 2 seats
• Engine: 2.0 litres, 194 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Red
• CO2: 139 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 BMW Z4 M Sport has covered 21,374 miles, around 19,300 fewer miles than is typical for its age. The AskCar estimate for this car is £26,138. It is priced at £25,499, which is £639 below that estimate. The AskCar estimate draws on 524 BMW Z4 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this advert 58 days ago, and its asking price has since fallen by £500. Its advertised mileage matches the government's MOT record. It is for sale at Sandles Cars in Kings Lynn. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £639 (2%) under the AskCar estimate of £26,138.

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 524 priced BMW Z4 adverts across different ages and specifications, as of 6 November 2026.

A 2020 BMW Z4 with the 2.0 petrol engine is typically advertised at £24,900: the median of the 38 for sale on AskCar, as of 6 November 2026.

Time on sale

This 2020 BMW Z4 has been on sale for at least 58 days.

Price history

AskCar first saw this advert on 9 September 2026 at £25,999. Its asking price is now £25,499, £500 less. The latest price cut was seen on 27 October 2026.

Price changes recorded:

• 9 September 2026: £25,999
• 21 October 2026: £25,799
• 27 October 2026: £25,499

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: valid until 1 December 2026.

It has had 4 MOTs. The latest, on 18 November 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 20,464 miles, which matches the advertised 21,374 miles.

Advertised mileage is about 19,300 miles lower than the median mileage of a 2020 BMW Z4 on AskCar.

Similar cars

35 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 6 November 2026.

The 3 closest to this car in mileage:

• 2020 BMW Z4 M Sport, 2.0 petrol convertible, black. Mileage: 22,224 miles. Price: £29,750, £4,251 more than this car. Dealer: Berry Croydon BMW in Croydon. AskCar page: https://askcar.co.uk/car/bmw-z4-2020-e0d6ba065c81
• 2020 BMW Z4 M Sport, 2.0 petrol convertible, white. Mileage: 22,970 miles. Price: £26,300, £801 more than this car. Dealer: John Clark BMW Aberdeen in Aberdeen. AskCar page: https://askcar.co.uk/car/bmw-z4-2020-6c4ab2a0054b
• 2020 BMW Z4 M Sport, 2.0 petrol convertible, black. Mileage: 19,191 miles. Price: £24,450, £1,049 less than this car. Dealer: Halliwell Jones Chester BMW in Chester. AskCar page: https://askcar.co.uk/car/bmw-z4-2020-bccb3916cc2b

• The nearest: 2020 BMW Z4 M Sport, 2.0 petrol convertible, black, 61 miles from this car. Mileage: 32,871 miles. Price: £24,995, £504 less than this car. Dealer: Group 1 Colchester BMW in Colchester. AskCar page: https://askcar.co.uk/car/bmw-z4-2020-760f5d48cca8