The car Jason uses in his video is a current Nissan Leaf, which was the first car to offer a fully one-pedal driving system. Chevy’s Bolt and Tesla have similar systems now, as well. According to a Tesla engineer questioned about the regenerative system on the original Tesla Roadster, that system was 65% efficient at energy recapture. As systems have evolved over the decade since, one would hope for slight gains in that number.


Here is Nissan’s explanation of how their system works with slick graphics and split-screen visuals.