Electra Aero's Hybrid Electric Commuter Plane

 

Links and References

Electra Aero

Celera 500L: The World's Most Fuel Efficient Airplane

 

Celera 500L patent illustration (Credit William M. Otto, Otto Aviation Group)

 General characteristics

• Capacity: 6 passengers
• Cabin height: 6 ft 2 in (1.88 m)
• Cabin volume: 448 cu ft (12.7 m³)
• Powerplant: 1 × AO3 RED diesel piston engine, 550 hp (410 kW) approximate at takeoff

Performance

• Cruise speed: 400 kn (460 mph, 740 km/h) estimated minimum
• Range: 4,500 nmi (5,200 mi, 8,300 km)
• Service ceiling: 30,000 ft (9,100 m)
• Maximum glide ratio: 22:1
• Fuel economy: 18–25 mpg_‑US (13.1–9.4 L/100 km)

Links and References 

Otto Aviation

Otto Celera 500L

The Celera 500L Just May Revolutionize Business Aviation

Future of flying: Introducing the new Otto Celera 500L aircraft

World's most efficient passenger plane gets hydrogen powertrain

Utilizing Renewable Methanol to Power Electric Commuter Aircraft 

MY-Methanol for Aviation