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Research Firm Claims Most cars still cost more to charge than to fill up with gas
(www.businessinsider.com)
This is a most excellent place for technology news and articles.
Depends on your housing situation I assume. Mile for mile in a similarly specced car (V6 honda accord vs Model 3 Long Range) my electricity costs are about 1/4 what I paid in gas. But that's because I can charge at home. If I had to exclusively supercharge, they'd be about the same.
Thankfully I don't have to, so I get to wake up every morning to a full car