CR's tests reveal the best car battery value for the money in group sizes 24/24F, 35, 47, 48, 49, 51R, 65, and 94R, covering ...

To help our members make a smart decision about replacing their car battery, Consumer Reports tests more than 100 individual ...

A Swedish report shows most used EV batteries retain over 90 per cent of their original capacity, challenging concerns about long-term battery degradation.

The study found that an impressive 8 out of 10 of the used EVs tested retained over 90% of their original battery capacity.

There’s only one way to answer the question, “Is it my battery, or something else” when your car won’t start: Hook up the best car battery tester and get a readout of what’s going on. Skip the ...