2023 BMW Z4 3.0 M40i

Price: £41,999. Fair price: £742 (1%) over the AskCar estimate of £41,257, our expected asking price for this car from its model, age, mileage and specification, drawing on 528 priced BMW Z4 adverts on AskCar as of 5 November 2026.

AskCar lists 574 used BMW Z4 from 421 UK dealerships, as of 5 November 2026.

Overview

  • Make: BMW
  • Model: Z4
  • Version: 3.0 M40i sDrive Auto RWD Euro 6 (s/s) 2dr (335 bhp)
  • Year: 2023
  • Mileage: 13,073 miles
  • Fuel: Petrol
  • Body: Convertible, 2 doors, 2 seats
  • Engine: 3.0 litres, 335 bhp
  • Gearbox: Automatic
  • Drive: Rear-wheel drive
  • Colour: Black
  • CO2: 184 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

At 13,073 miles, this 2023 BMW Z4 has covered about 4,000 fewer miles than other 2023 BMW Z4 cars. The AskCar estimate for this car is £41,257. It is priced at £41,999, which is £742 above that estimate. The AskCar estimate uses 528 UK dealer adverts for the BMW Z4, with adjustments for age, mileage, trim, engine and other specifications. We have tracked this advert for 16 days. Its advertised mileage matches the government's MOT record. The seller is The Walton Road Garage, based in Surrey. 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: £742 (1%) over the AskCar estimate of £41,257.

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 16 days.

Price history

AskCar first saw this advert on 20 October 2026 at £41,999. 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 5 November 2026: valid until 25 April 2027.

It has had one MOT, on 31 March 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 12,546 miles, which matches the advertised 13,073 miles.

Advertised mileage is about 4,000 miles lower than the median mileage of a 2023 BMW Z4 on AskCar.

Browse all BMW Z4 cars for sale · 2023 BMW Z4 price guide

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Photos

15 photos of this car are on its AskCar page.

As of 5 November 2026, AskCar lists 595,776 cars and vans from 12,945 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.