We've tested and reviewed products since 1936. Read CR's review of the Duralast 78DT-AGM car battery to find out if it's ...

Duracell has changed hands a few times, but today, it's owned by Berkshire Hathaway — the same conglomerate behind Dairy ...

XS Power claims to use the highest energy density chemistry known in AGM batteries and the brand has quickly become the battery choice for competition car audio enthusiasts. So if you're in need ...

We've tested and reviewed products since 1936. Read CR's review of the EverStart Platinum AGM 65 car battery to find out if ...

"The average price in our latest car battery ratings is $170, with one model costing more than $350. Taking the time to ...

I also have a Hyundai (Santa Fe Sport) with a 7-year-old AGM battery, and that one is at 71 percent capacity. It seems fine, but how long will it last? As an example, my wife’s car is a 2015 ...