New study crowns the king of EV battery health– and it shows batteries don't degrade as badly as first feared

Kia EV6 to launch in India in June.

• Used car broker analyzed battery health of over 1,000 used EVs
• Most vehicles retained a 90% or more of the original battery capacity
• The Kia EV6 showed the least degradation of all models tested

A Swedish used car broker has analyzed the battery performance of more than 1,300 used EVs and plug-in hybrids to determine whether the age and mileage of used electric models should really deter buyers tempted by the cheap prices of the second-hand market.