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EV Batteries Last Longer Than You Think | Birmingham News
Electric car sales are soaring, but battery anxiety? Totally outdated. New data shows 2-4 year old EVs still boast battery health over 95%, with lifespans now expected to hit 15-20 years. Battery degradation follows an S-curve—not a straight decline—meaning most EVs are in a slow, stable aging phase. Factors like battery type, climate, and charging habits (especially avoiding 100% charges) affect longevity. Most automakers back this with warranties, shielding owners from costly replacements—often up to $20K—when batteries dip below 70% capacity. Warning signs? Slower charging, range drops, or…
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