How long do EV batteries like those from Tesla last?

EV batteries are designed for longevity, often lasting much longer than smartphone batteries, with robust warranties typically covering eight years or 100,000 miles.

Is EV battery replacement expensive compared to car engines?

No, EV battery replacement costs are decreasing and are often comparable to or cheaper than replacing a traditional car engine.

What warranty is included with a new electric vehicle battery?

New EVs in the US come with a minimum eight-year, 100,000-mile warranty on their battery packs.

Home / Technology / EV Battery Life: Myths vs. Reality

EV Battery Life: Myths vs. Reality

14 Jan

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Summary

EV batteries use similar tech to phones but are far more robust.
All EVs in the US have an 8-year/100,000-mile warranty.
Battery replacement costs are decreasing and can be cheaper than engines.

Contrary to popular belief, electric vehicle (EV) batteries are significantly more durable than those found in smartphones, despite using similar lithium-ion chemistry. EV batteries feature numerous cells and advanced thermal management systems that distribute wear and maintain optimal temperatures, leading to longer lifespans. This robust design means rapid degradation, a common issue with phones, is rare in EVs.

Drivers can also find peace of mind in extensive warranty coverage. Every new EV sold in the United States is guaranteed by at least an eight-year or 100,000-mile warranty. For those residing in California, this protection extends to 10 years or 150,000 miles, ensuring substantial coverage against premature battery failure.

Adding to the positive outlook, the cost of EV battery replacements is steadily decreasing. Factors like increased domestic production of materials and manufacturing are driving prices down. Experts predict that by 2030, replacing an EV battery could be less expensive than replacing a conventional car engine, debunking myths of prohibitive future expenses.