The AVIC-ZH09-MEV features a function which calculates routes based on energy consumption, factoring in air resistance and  searching for roads here drivers can use brake energy regeneration to keep the batteries topped up.

Owners will also get three years of free map updates, keeping them informed about the latest charging point locations, and a feature which calculates the estimated power costs for each journey.

The unit goes on sale in Japan at the end of July, with a recommended price tag of £1,900 (246,750 Yen)