2023 BMW Z4 3.0 M40i Sport

Overview

• Make: BMW
• Model: Z4
• Trim: Sport
• Version: 3.0 M40i Sport Auto RWD Euro 6 2dr (335 bhp)
• Year: 2023
• Mileage: 21,421 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 2 seats
• Engine: 3.0 litres, 335 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Red
• CO2: 180 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 21,421 miles on the clock, this 2023 BMW Z4 Sport has done roughly 4,300 more miles than a typical 2023 BMW Z4. Its asking price of £39,950 is £675 above the AskCar estimate of £39,275. The AskCar estimate uses UK dealer asking prices, including 528 BMW Z4 adverts, and accounts for the car’s age, mileage and specification. Since we first spotted the advert 64 days ago, the asking price has dropped by £2,000. The seller is Lloyd Cockermouth BMW, based in Cockermouth. 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: £675 (1%) over the AskCar estimate of £39,275.

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 2023 BMW Z4 with the 3.0 petrol engine is typically advertised at £40,000: the median of the 22 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2023 BMW Z4 has been on sale for at least 64 days.

Price history

AskCar first saw this advert on 2 September 2026 at £41,950. Its asking price is now £39,950, £2,000 less. The latest price cut was seen on 14 October 2026.

Price changes recorded:

• 2 September 2026: £41,950
• 16 September 2026: £41,450
• 23 September 2026: £40,950
• 30 September 2026: £40,450
• 14 October 2026: £39,950

Mileage and MOT

Advertised mileage is about 4,300 miles higher than the median mileage of a 2023 BMW Z4 on AskCar.

Similar cars

4 other 2023 BMW Z4 Sport 3.0 petrol automatic convertibles are for sale at UK dealers, from £36,987 to £43,000, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2023 BMW Z4 Sport, 3.0 petrol convertible, white. Mileage: 14,500 miles. Price: £39,350, £600 less than this car. Dealer: Group 1 Chelmsford BMW in Chelmsford. AskCar page: https://askcar.co.uk/car/bmw-z4-2023-104641e11786
• 2023 BMW Z4 Sport, 3.0 petrol convertible, purple. Mileage: 31,044 miles. Price: £37,500, £2,450 less than this car. Dealer: Sytner Tamworth BMW in Tamworth. AskCar page: https://askcar.co.uk/car/bmw-z4-2023-5bc5bb7ea166
• 2023 BMW Z4 Sport, 3.0 petrol convertible, red. Mileage: 32,209 miles. Price: £36,987, £2,963 less than this car. Dealer: Williams Bmw Rochdale in Rochdale. AskCar page: https://askcar.co.uk/car/bmw-z4-2023-d678d2a5f6ab