TechRadar published findings from an analysis of 500,000 tests on electric vehicle batteries. The report states Hyundai vehicles retained over 93 percent battery health after 93,000 miles. It positions Hyundai ahead of Tesla for long-term battery performance in the study. The article identifies both winners and losers among EV makers based on the test data reviewed. No further details on the study methodology or independent verification appear in the source post.