Cub Cadet's fully electric zero turn riding mower just may be the Tesla of lawn tractors. Consumer Reports takes a look at the $4,000 RZT S 42.

Zero-turn lawn mowers–also known as zero-turn-radius or “ZTR” mowers–have exploded in popularity, and it’s easy to see why. Compared to other riding lawn mowers, a ZTR can literally turn on a dime, so ...