A four-year-old Model 3 Performance scored 88% battery health in Tesla's own test—lower than its owner expected, but close to ...

According to Rolls-Royce, the Spectre is already a “future classic” and a serious collector’s car, as opposed to just any old luxury electric vehicle. And all this time I thought it was just a ...

After a sharp early drop, this three-year-old Tesla Model Y's recent battery health test suggests this mostly fast-charged ...

A Porsche Taycan 0% battery test reveals how limp mode and hidden battery reserves protect the EV when range runs out.

Car batteries tend to die at the most inconvenient moments, so periodic testing is the best way to avoid these troubles. Knowing what causes repeated battery failures can help you stay ahead of the ...