You don't need many tools to change a battery, but guessing your battery's group size is a sure way to make the swap more difficult. Read more: 6 Cool And Useful Gadgets To Add To Your Car's Dashboard ...

It's a good idea to have a quality car battery charger on hand in case of an emergency. However, they all aren't created ...

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.

A dead car is a drag, but these tips help you buy the best battery to get started again. Brian Cooley Editor at Large Brian Cooley is CNET's Editor at large and has been with the brand since 1995.

Below, we present the best car batteries for the money in seven different sizes: Group 24/24F, Group 35, Group 47 (H5), Group 48 (H6), Group 49 (H8), Group 51R, and Group 65.These numbers indicate ...

Reinforcing the claim that 100-kWh is just about the right size, in simulated testing, a Porsche Taycan fitted with an 85.1-kWh battery pack lapped the Nürburgring 0.7 second faster than a model ...