Before the Boeing 747 was discontinued in 2023, it built a number of variants for the aircraft to suit a variety of needs. One such derivative was the 747SP (Special Performance). This version of ...

The Boeing 747 variants had different top speeds, with the 747-100 hitting 600 mph and the 747-8 reaching 614 mph. The unique 747SP was introduced for long-haul flights, with a top speed over 621 ...