The Boeing 747-400, the longest tenured 747 model as of 2015, measures 211 feet 5 inches from wing-tip to wing-tip. From the tip of the nose to the end of the rear winglets, the Boeing 747-400 is 231 feet 10 inches long. The plane stands 63 feet 8 inches tall.
The newer Boeing 747-800 is longer and wider than the 747-400. The wingspan of the 747-800 measures 224 feet 5 inches from wing-tip to wing-tip. From the nose to the furthest rear tip of the tail, the 747-800 is 250 feet 2 inches long. At its tallest point, the 747-800 stands 63 feet 8 inches tall. Both the 747-400 and 747-800 use four jet turbine engines and feature double-deck cabins.