How long EV batteries last
Electric vehicle batteries typically last between 8 and 10 years or 100,000 to 200,000 miles of driving. The exact lifespan depends on the vehicle make and model, driving habits, climate conditions, and how the battery is charged. Most batteries gradually lose capacity over time rather than suddenly failing, similar to how a phone battery works.
Battery degradation
EV batteries experience gradual degradation, meaning they slowly lose their ability to hold a full charge. After 8 to 10 years, most batteries retain between 70% and 80% of their original capacity. This means if a car originally could travel 300 miles on a full charge, after 10 years it might only travel 210 to 240 miles. However, most drivers still find this range acceptable for daily use.
Manufacturer warranties
Nearly all major EV manufacturers provide battery warranties to protect buyers. These warranties typically cover 8 years and 100,000 to 160,000 miles, though some premium brands offer longer coverage. If the battery fails or drops below a certain capacity level during the warranty period, the manufacturer will repair or replace it at no cost to the owner.
Factors affecting battery life
Several factors influence how long an EV battery lasts. Frequent fast charging, extreme temperatures, and aggressive driving can reduce battery lifespan. Conversely, slow charging, moderate temperatures, and gentle driving extend battery life. Most modern EV batteries include cooling systems and management technology designed to protect and preserve the battery over time.
Battery recycling and second life
When EV batteries reach the end of their vehicle lifespan, they often still have useful capacity remaining. These batteries can be recycled to recover valuable materials like lithium, cobalt, and nickel. Some batteries are also repurposed for stationary energy storage in homes or power grids before being recycled. 
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