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 ...

Unlock to see our ratings and compare products side by side Life test measures how a battery endures repeated charge-and-discharge cycles at hot-climate engine-compartment temperatures. The more ...

When it comes to consumer advice, there aren't many publications as renowned — or even as old — as Consumer Reports. This nonprofit has been giving consumers honest advice on what to buy for the ...