Your car’s battery is essential for powering everything from starting the engine to running your headlights and electronics.

Among those considering the purchase of a new or used battery-electric or plug-in hybrid vehicle, or just curious about EVs, charging can still be the EV dealbreaker. Unless you don’t have a ...

To help our members make a smart decision about replacing their car battery, Consumer Reports tests more than 100 individual car batteries in our lab every year. And not just once—in fact, we ...