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How frequently will I have to change the battery in my electric car?

By Jodie Chay Oneill | May 22, 2024


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It's a question that often pops up among electric vehicle owners, and for good reason

How frequently will I have to change the battery in my electric car?

It's a question that often pops up among electric vehicle owners, and for good reason. Battery packs are pricey components, and with our experiences of struggling to keep our smartphones running smoothly for more than a couple of years, it's natural to worry about a similar fate for electric car batteries, especially given the occasional sensational headlines.

However, the short answer is: that you'll probably never have to replace your electric car's battery.

Electric car batteries and mobile phone batteries are not the same

Electric car batteries are a league apart from the lithium-ion batteries in our phones. While both use lithium-ion technology, that's about where the similarities end.

Phone batteries are designed for short-term performance, lasting around 500 charge cycles. Electric car batteries, on the other hand, are engineered to automotive standards, with multiple cells forming a robust pack. Each cell is meticulously maintained at optimal temperatures, ensuring longevity and reliability.

Batteries are lasting way longer than even the experts thought

 Electric car batteries are far more resilient than initially thought. Early concerns about their lifespan have been largely debunked. Improved materials and advanced management systems have led to minimal degradation, even in older models. Manufacturers, aware of consumer apprehensions, offer extensive warranties on battery packs, often lasting longer than the rest of the vehicle's components.

Manufacturers conduct rigorous testing to ensure battery durability, subjecting them to extreme conditions equivalent to 15 years of heavy usage. These tests reassure both manufacturers and consumers of the battery's reliability. And in the rare event of a battery issue, it's unlikely that the entire pack will need replacing. Modular designs allow for targeted repairs, minimizing inconvenience and costs for owners.

So, while battery failures are exceptionally uncommon, rest assured that electric car batteries are built to last, backed by warranties and robust engineering.

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