Plug in America recently reported that the Tesla Motors–whose design headquarters is stationed in Hawthorne, CA– Roadster electric cars will retain, on average, 80-85% of capacity after 100,000 miles of driving. This bested Tesla’s projections from 2006 when they expected the Roadster to, at best, retain 70% of battery capacity.
According to Plug in America, who conducted the study of electric vehicle batteries from different car manufacturers, “the purpose of these studies is to help consumers better understand battery reliability, support industry-wide adoption of standard battery performance warranties, and inform consumers making extended-warranty purchase decisions.”
The reports shows that consumers will begin to have increased confidence in electric vehicle battery performance, which may help catalyze the shift to cleaner transportation.
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