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 ...

Read more: The 10 Most Iconic Airplanes In Aviation History, Ranked Boeing's 747SP is the runt of the litter, sitting at 184 feet, 9 inches long compared to the 747-100 (and the modernized 747-400 ...