The Boeing 747-400 “jumbo jet” has two decks, a cabin width of up to 6.10 meters, and seats nearly 400 passengers in First, Business, Premium Economy and Economy Class. The Boeing 747-8 is 5.6 meters longer than its direct predecessor, the Boeing 747-400, making it the longest passenger airplane in the world. It has up to 262 seats distributed in various configurations throughout First, Business, Premium Economy and Economy Class.