World's Largest All-Electric Aircraft Completes Historic 27-Minute First Flight
SingTao · 1 SOURCESabout 2 hours ago2 MIN

Summary
Swedish electric aircraft startup Heart Aerospace achieved a historic milestone on March 12, 2025, with the successful first flight of the Heart X1, the world's largest all-battery-electric aircraft . The test flight took place at Plattsburgh International Airport in New York State and lasted 27 minutes, reaching an altitude of 1,100 feet above ground while consuming approximately $5 worth of electricity . The achievement marks a significant proof of concept for zero-emission commercial aviation at a scale previously thought impossible.
Key Points
- The Heart X1 features a wingspan of 106 feet (32.3 meters) and a fuselage length of 76 feet (23.2 meters), weighing over 25,000 pounds (11.3 tonnes)
- The aircraft's full-electric propulsion system delivers over 1 megawatt of output power, powered entirely by batteries during the inaugural flight
- The test was conducted under the FAA's Special Airworthiness Certificate in the Experimental category (SAC-EC), validating ground taxi, takeoff, climb, aerial maneuvers, and landing procedures
- Heart Aerospace CEO Anders Forslund stated the flight proves electric aviation can operate at commercial airline scale, potentially revolutionizing airline economics and reducing passenger costs
- The X1 is a full-scale demonstrator for the ES-30, a 30-seat regional hybrid-electric aircraft seeking FAA Part 25 certification with letters of intent from United Airlines, Air Canada, and JSX
Why It Matters
The successful test flight signals that zero-emission commercial air travel could become economically viable within this decade, with the ES-30 projected to reduce aircraft operating costs by over 40 percent compared to traditional regional jets . If certified, such aircraft could dramatically lower ticket prices for regional routes while meeting growing environmental sustainability demands from both regulators and passengers.
The successful test flight signals that zero-emission commercial air travel could become economically viable within this decade, with the ES-30 projected to reduce aircraft operating costs by over 40 percent compared to traditional regional jets . If certified, such aircraft could dramatically lower ticket prices for regional routes while meeting growing environmental sustainability demands from both regulators and passengers.