A car battery is a crucial component that plays a vital role in the operation of a vehicle. Its primary function is to provide electrical energy to start the engine and power various electrical ...

For the test, Consumer Reports used a freezer to cool the car batteries to 0° F. They then rated them based on how long they can provide enough amperage to start a car in the cold. This way, ...

We present the best car batteries for the money in seven different sizes: Group 24/24F, Group 35, Group 47 (H5), Group 48 (H6 ...

“I firmly believe this is one of those products everyone should have on hand.” ...

Your car's battery has to work harder in frigid temperatures. Here's why it happens, how to avoid battery issues, and how to ...

According to many battery manufacturers, 25% of batteries on the road have static voltages or the cranking amps are below ...

️ Editor's note: This article was updated with new information in December 2025. Dead batteries are a predictable reality for any car that spends more time parked than driven. Battery discharge does ...

Your car’s battery might seem like a “set it and forget it” part, but when it fails, it can leave you stranded, potentially costing you hundreds of dollars in tow fees or a visit to the mechanic to ...

Your car's battery is an essential component that many drivers simply don't think about much, but some simple steps can help ...

Consumer Reports tests batteries for life, reserve capacity, and cold performance. Some batteries perform admirably, but ...