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: 42,987 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 2 seats
• Engine: 2.0 litres, 194 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Black
• CO2: 139 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 BMW Z4 M Sport is advertised with 42,987 miles, approximately 2,100 above the typical mileage for its age. The dealer is asking £22,500, which is £718 below the AskCar estimate of £23,218. To work out the AskCar estimate, we analyse UK dealer adverts for 528 BMW Z4 cars across different ages and specifications. The asking price is now £1,500 lower than when we first recorded the advert 92 days ago. Our records show an MOT expiry date of 23 August 2026, which has passed. Ask the dealer for an update. Its advertised mileage matches the government's MOT record. It is advertised by Redgate Lodge in Newcastle Upon Tyne. 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: £718 (3%) under the AskCar estimate of £23,218.

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 92 days.

Price history

AskCar first saw this advert on 5 August 2026 at £24,000. Its asking price is now £22,500, £1,500 less. The latest price cut was seen on 20 October 2026.

Price changes recorded:

• 5 August 2026: £24,000
• 4 September 2026: £23,700
• 24 September 2026: £23,500
• 16 October 2026: £23,000
• 20 October 2026: £22,500

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: the latest record we hold ran out on 23 August 2026; ask the dealer for the current MOT.

It has had 4 MOTs. The latest, on 15 August 2025, passed.

Advisories at the latest test: offside rear tyre worn close to legal limit/worn on edge 255/40/18YXL.

Mileage at that test: 35,743 miles, which matches the advertised 42,987 miles.

Advertised mileage is about 2,100 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, blue. Mileage: 42,700 miles. Price: £25,000, £2,500 more than this car. Dealer: Kallenhard in Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-z4-2020-4767ddd31745
• 2020 BMW Z4 M Sport, 2.0 petrol convertible, black. Mileage: 42,492 miles. Price: £26,299, £3,799 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, white. Mileage: 41,281 miles. Price: £23,950, £1,450 more 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, white, under a mile from this car. Mileage: 33,514 miles. Price: £27,000, £4,500 more than this car. Dealer: Redgate Lodge in Newcastle upon Tyne. AskCar page: https://askcar.co.uk/car/bmw-z4-2020-51216d930494