A Mechanic Said He Would Never Buy an EV — Here’s What Other Auto Experts Had To Saycoldsnowstorm / iStock.comCommitment to Our Readers GOBankingRates' editorial team is committed to bringing you unbiased reviews and information. Why Gelfand and Other Mechanics Are WaryGelfand said he worries out-of-warranty EV battery replacements make long-term ownership an expensive gamble. He argued that while gas cars can easily cover hundreds of thousands of miles with proper maintenance, EV batteries inevitably lose capacity, shrinking range over time. According to an Insurify report, it costs about 49% more to insure an EV, averaging $4,058 annually versus $2,732 for gas cars. Depreciation is another financial hit, as iSeeCars data showed EVs lose value nearly 30% faster than gas cars over five years.