2021 BMW Z4 2.0 M Sport

Overview

• Make: BMW
• Model: Z4
• Trim: M Sport
• Version: 2.0 M Sport Auto RWD Euro 6 2dr
• Year: 2021
• Mileage: 20,939 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 2 seats
• Engine: 2.0 litres
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Black
• CO2: 162 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 20,939 miles, this 2021 BMW Z4 M Sport has covered about 9,900 fewer miles than other 2021 BMW Z4 cars. Its asking price of £27,771 is £1,280 below the AskCar estimate of £29,051. To work out the AskCar estimate, we analyse UK dealer adverts for 527 BMW Z4 cars across different ages and specifications. This car was first seen in our listings data 6 days ago. Its advertised mileage matches the government's MOT record. The seller is Berry Cobham BMW, based in Cobham. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,280 (4%) under the AskCar estimate of £29,051.

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 527 priced BMW Z4 adverts across different ages and specifications, as of 4 November 2026.

A 2021 BMW Z4 with the 2.0 petrol engine is typically advertised at £27,200: the median of the 29 for sale on AskCar, as of 4 November 2026.

Time on sale

AskCar first saw this 2021 BMW Z4 advertised 6 days ago. About half of 2021 BMW Z4 cars are gone from sale within a month of being advertised: 30 of the 57 first advertised between 12 July 2026 and 1 October 2026.

Price history

AskCar first saw this advert on 29 October 2026 at £27,771. 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 4 November 2026: valid until 9 August 2027.

It failed its MOT on 31 July 2026 (offside front tyre has a cut in excess of the requirements deep enough to reach the ply or cords outer side wall cut/damaged) and passed later the same day.

Advisories at the latest test: offside rear tyre worn close to legal limit/worn on edge worn outer edge also side wall damaged.

Mileage at that test: 20,598 miles, which matches the advertised 20,939 miles.

Advertised mileage is about 9,900 miles lower than the median mileage of a 2021 BMW Z4 on AskCar.

Similar cars

25 other 2021 BMW Z4 M Sport 2.0 petrol automatic convertibles are for sale at UK dealers, from £22,399 to £32,999, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2021 BMW Z4 M Sport, 2.0 petrol convertible, black. Mileage: 21,000 miles. Price: £28,490, £719 more than this car. Dealer: Stratstone BMW Bury St Edmunds in Bury St Edmunds. AskCar page: https://askcar.co.uk/car/bmw-z4-2021-34dd1cacd19b
• 2021 BMW Z4 M Sport, 2.0 petrol convertible, white. Mileage: 21,144 miles. Price: £29,000, £1,229 more than this car. Dealer: Sytner High Wycombe BMW in High Wycombe. AskCar page: https://askcar.co.uk/car/bmw-z4-2021-a897e8ca324b
• 2021 BMW Z4 M Sport, 2.0 petrol convertible, black. Mileage: 20,364 miles. Price: £28,115, £344 more than this car. Dealer: Hippo Approved in Blackburn. AskCar page: https://askcar.co.uk/car/bmw-z4-2021-e8617309db5f

• The nearest: 2021 BMW Z4 M Sport, 2.0 petrol convertible, black, 15 miles from this car. Mileage: 28,217 miles. Price: £29,323, £1,552 more than this car. Dealer: Vines of Redhill BMW in Redhill. AskCar page: https://askcar.co.uk/car/bmw-z4-2021-2990d16ea7bb