Servicing absorbed glass mat (AGM) batteries isn't difficult, but the sophisticated AGM design—which is becoming more popular—does require the proper equipment and a little care. Here are the key ...

An AGM battery, or absorbent glass mat battery, is essentially a more advanced version of a lead-acid battery. There are differences between AGM and standard lead-acid batteries, one of which being ...

The Duralast Platinum 65-AGM is part of the Car Batteries test program at Consumer Reports. In our lab tests, Car Batteries models like the Platinum 65-AGM are rated on multiple criteria, such as ...

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 ...

The global automotive lead acid battery market is witnessing steady growth driven by the increasing production of vehicles, ...

CR's tests reveal the best car battery value for the money in group sizes 24/24F, 35, 47, 48, 49, 51R, 65, and 94R, covering ...

This article was updated with new products and information in September 2025. A vehicle’s performance starts with its power source, making battery care one of the most essential—yet ...