The Boeing 777-200 is 247,200kg at the maximum takeoff weight while an empty one is 134,800kg.
Boeing 777
The Boeing 777-300 has an empty operating weight of 160,500 kg (353,800 lb). Fully loaded, the maximum take off weight is up to 299,370 kg (660,000 lb)
The Boeing 777 has at least 2 engines.
Yes, there is a restroom at the rear of a Boeing 777
The Main difference is that the Boeing 777-300 is bigger and can seat more passengers.
Boeing
no, because boeing 777 has more advanced technology than the boeing 747
The max. speed of the Boeing 777 is 590 mph.
The main difference is that the 777-300ER is a longer ranged version of the 777-300.
the operating empty weight of a Boeing 767-200 is 80130kilograms
A Boeing 777 can carry between 314 and 451 passengers. The Boeing 777 has been in use since June of 1995.