Overview

• Joby Aviation successfully conducted seven crewed transition flights of its six-propeller tilt-rotor S4 eVTOL prototype on April 22, 2025.
• The S4 became the first tilt-propeller eVTOL to complete a crewed transition, integrating vertical takeoff and forward flight in a single design.
• The aircraft features a top speed of 174 knots (200 mph), a range of 130 nautical miles, and an operational ceiling of 15,000 feet.
• Joby is pursuing FAA type inspection authorization as it prepares for commercial operations with Delta Air Lines in the U.S. and a Dubai launch later this year.
• The company has conducted over 40,000 miles of flight testing since 2017, including extensive uncrewed and crewed evaluations.