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Bright 20 September 2026

Does your EV battery deplete faster in the mountains?

Does your EV battery deplete faster in the mountains?

The energy consumption of electric vehicles (EVs) in mountainous regions raises important questions. Just like conventional vehicles, EVs require more energy to climb a slope. This increased energy consumption can affect the vehicle's range, particularly for drivers who frequently travel mountainous routes.

Rutger decided to explore this phenomenon on what is often referred to as 'the most beautiful road in the world'. He examined not only the ascent of the mountain but also the potential to recover energy during descent through regenerative braking. This system is designed to recharge the battery while decelerating or going downhill, which could potentially extend the range.

The findings of his study are surprising and indicate that while EVs consume more energy during ascents, they can also effectively utilize regenerative braking to recover some of that energy. This provides insight into how drivers can adjust their driving style to get the most out of their vehicle, especially in areas with varied terrain.

The research offers valuable insights for both EV users and automotive engineers. It highlights the need for a solid understanding of the specific driving conditions and energy management of electric vehicles in mountainous regions. Understanding this dynamics could be essential for the further development of efficient battery technologies and optimizing the range of EVs in diverse driving conditions.

Read the full article from Bright.