Originally Posted by
Tom Williams
Just curious - how can you tell the difference between a 777LR and 777ER in flight from the ground?
Engines. The 77L engines are A LOT bigger. Simply huge, almost the size of a 757 fuselage cross-section. (777-200LR engine: 13' in dia., 757-200 fuselage 13'2".)
77L
http://www.airliners.net/photo/Delta...next_id=NEXTID
77E
http://www.airliners.net/photo/Delta...ext_id=1327121