Commercial airliners, such as the Boeing 737, Airbus A320, and Boeing 777-300ER, have maximum weights from 110,000 to 775,000 pounds. Heavy jets and cargo aircraft, like the Boeing 747 and Airbus A380, exceed maximum weights of 775,000 pounds.
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While some articles might consider a Boeing or Airbus that has been outfitted for private travel to be a heavy private jet, for our purposes, we'll use the term “heavy private jet” to describe aircraft designed solely for business or private use with a maximum takeoff weight of 100,000 lbs +/-.
The 747-400 bolts through the sky slightly faster than its competitors, with a speed of Mach 0.85 (652.18 mph). Introduced in 1989, its primary users are British Airways, Qantas, and Lufthansa. Popular as a long-haul aircraft, the 747-400 can fly non-stop for up to 7,670 nautical miles.
Six-foot tall ceilings allow plenty of room to stand up and maneuver about the cabin. Cabin length measures 42.4 ft, while width is 6.11 ft max. The 600 is normally configured for 13 passengers in four standard seating arrangements.
What does “Heavy” really mean? The FAA requires any aircraft with a maximum takeoff weight in excess of 300,000lbs to use the term “heavy.” This includes Boeing 747, 767, 777, and 787 aircraft. Airbus A300, A310, A330, A340, and A350 aircraft must also use this term.
A plane like a Boeing 747 uses approximately 1 gallon (about 4 liters) of fuel every second. Over the course of a 10-hour flight, it might burn 36,000 gallons (150,000 liters). The 747 burns approximately 5 gallons of fuel per mile (12 liters of fuel per kilometer).