Depending on which model you're interested in - the operating empty weights (OEW) are...
757-200 - 123,840lb (58,440kg)
757-200F - 115,580lb (52,430kg)
757-300 - 141,860lb (64,340kg)
The 757 is a jet airplane. It does not have propellors.
A 757
530 miles an hour
what is the weight of a 757 fan cowl
John deere 757 weight
The 747 because the 757 is much smaller and can carry less passengers. It also only has 2 engines where as the 747 has 4.
The Boeing 757 comes in two main variants; An empty 757-200 weighs 63 tons (127,550lbs) and has a maximum takeoff weight of 127.5 tons (255,000lbs). The 757-300 wieghs 71 tons empty (142,400lbs) with a maximum takeoff weight of 136.25 tons (272,500lbs).
United Airlines Flight 93 was a Boeing 757.
Maximum takeoff weight for a Boeing 757-300 is 123,600 kg (272,500 lb)
A Boeing 757 weighs from 220,000 pounds up to a maximum of 255,000 pounds. The 757 is a mid-size jet airliner.
An airplane produces enogh lift to fly with weight. Cargo planes are designed to do that.
It is always bigger than a 737. Often it is a Boeing 757 or and Airbus 330