The EverStart MAXX-H6 is part of the Car Batteries test program at Consumer Reports. In our lab tests, Car Battery models like the MAXX-H6 are rated on multiple criteria, such as those listed below.

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 ...

It’s that sinking feeling you may have experienced at least once: You put the key in the ignition to start your car but nothing happens because the battery is dead. Consumer Reports recommends testing ...