Testing your battery regularly will prevent a dead battery from ruining your day. There’s only one way to answer the question ...

Automotive technology has advanced at ludicrous speed, yet modern automobiles still use battery technology that originated in the early 1900s. We should clarify we’re not referring to the battery ...

Life test measures how a battery endures repeated charge-and-discharge cycles at hot-climate engine-compartment temperatures. The more cycles endured while maintaining a higher voltage, the higher the ...

While they all share a basic common purpose, car batteries are not universal. There are many kinds of car batteries, and you'll want to make sure you have the right one for your vehicle. The most ...

Cranking over the high-compression mass of a diesel engine takes a lot of stored energy to accomplish. This is why diesel trucks use two high-cranking-amp batteries to get the pistons pumping. Most ...

How well a battery withstands repeated charge-discharge cycles in high temperatures. A higher score means better reliability and voltage retention over time. How long a battery can power a car if the ...