Joby Unveils More S4 eVTOL Performance Details Joby Aviation’s S4 five-seat electric vertical-takeoff-and-landing (eVTOL) air taxi will be capable of 200 mph and operate at noise levels 100 times quieter than a helicopter. The secretive company revealed the initial performance details at the Vertical Flight Society’s sixth annual eVTOL symposium in Mesa, Arizona, following test flights of both subscale and full-scale demonstrator vehicles in California. The S4 is configured ...


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