Originally Posted by ChuckA
I believe the radio controlled 707 that NASA crashed in the fuel flamability test about 20 years ago is larger than the 727 used in this crash. The fuel test failed in a big fireball and the safer fuel was abandoned.
Depends on whether we are talking wingspan or weight. The 720 ws is 22 feet larger than the 108 feet of the 727. If talking weight the 727 wins hands down.