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 ...

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 battery is designed for heavy-duty engine ... according to the company. The Deka Intimidator’s AGM design lowers resistance, increases power and eliminates acid spills, leaks and terminal ...

DieHard’s three-year warranty is generous but shorter than many of its competitors’ cheaper batteries. The Deka Intimidator AGM battery offers two times the endurance in tough situations and ...