A car's battery performs a variety of essential functions, and it's of the utmost importance to make sure you're using the right size battery for you car.

There's a mysterious set of codes on the battery in your car -- and the one you may want to buy to replace it. Here's how to crack the code.

We've tested and reviewed products since 1936. Read CR's review of the Bosch Premium Group Size 49 car battery to find out if it's worth it.

Size: You need the right physical size to fit both in the battery compartment in your car and under whatever fastener keeps the battery there.

Battery Housing Market Analysis and Forecasts to 2029, By Material, Battery Type, Vehicle Type, Region Size and Trends - ResearchAndMarkets.com December 18, 2024 09:02 AM Eastern Standard Time ...

Consumer Reports' tests reveal the best car batteries for the money in group sizes 24/24F, 35, 47, 48, 49, 51R, and 65.

What's the optimal size for an electric-vehicle battery pack? Of course, it depends on numerous factors -- and who you ask -- but Porsche engineers believe they've figured it out. "At the moment ...

Electric vehicle costs should keep coming down, though plenty other roadblocks remain.

Tesla is likely to maintain a similar battery cost lead for its vehicle battery packs as it does for its home battery pack illustrated by the Renew Economy’s chart above.