A yellow-top Optima battery., Optima What’s the Difference Between a Regular Battery and an AGM Battery? The primary difference between the two is the state of the electrolyte.

Before spending big on a new AGM battery, you’ll want to know the difference between the Optima Redtop and Yellowtop. We break it down for you.

AGM batteries are much more sophisticated than a traditional car battery, and that means the signs of failure are much harder to detect in some cases.

ACDelco's Professional Automotive AGM batteries come with a 36-month free replacement period. AC Delco's parent company Clarios manufactures other battery brands including DieHard, Varta, and Optima.

The AGM type of battery is the most common in modern cars. Charging it is a little different to a standard lead acid battery, but it's still pretty easy.

How To Choose an RV House Battery There are four types of RV batteries: deep cycle batteries, AGM batteries, lithium batteries, and small vehicle batteries. Each type has different advantages and ...

We've tested and reviewed products since 1936. Read CR's review of the Duralast AGM H8-AGM car battery to find out if it's worth it.

Battery technology plays a big part: Flooded batteries do not withstand such “deep cycling” as well as AGM batteries, which, in turn, are often surpassed by the deep-cycle ability of TPPL batteries.

I installed a new AGM battery in my 1999 Nissan Maxima. The radio will sometimes get loud and then return to normal.