If you're shopping for a new car battery, you'll probably see AGM and lead-acid options in the parts store. But what's the ...

Does lighter weight, more power, plus full-on connectivity warrant scrapping your AGM-starting batteries? We find out. The ...

Boat batteries are the heart of it all. Whether used to power accessories or simply to start an engine, not too much happens aboard most powerboats without a battery. In today’s marketplace, boat ...

AGM (Absorbent Glass Mat) batteries, known for their longevity, low maintenance requirements, and capacity to deal with deep discharges, have emerged as the go-to choice for contemporary automobiles ...

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 ...

The Duralast Platinum AGM 47 H5-AGM is part of the Car Batteries test program at Consumer Reports. In our lab tests, Car Battery models like the Platinum AGM 47 H5-AGM are rated on multiple criteria, ...

Nearly one in four vehicles on the road today needs a new battery — most without warning signs of upcoming failure.

Car batteries are often blamed only after they fail, yet many failures are preceded by age, heat exposure, repeated undercharging, electrical drain, poor connections, a weak charging system or the ...