Is a Boeing 747 bigger than a 777?

A big difference is that the 777 only has two engines - although they're huge ones - and costs less to operate than even the latest, most efficient 747. read more

A 747 is larger than a 777 it is about abou a foot wider and it has an additional deck. Both aircraft can seat 10 abreast but more comfort is provided in the 747 due to the wider fuselag. read more

The larger 777 engines have almost twice the bypass ratio of the power plants that power the 747–400 or 747–8. A bypass of 9: 1 means that 9 parts of air is accelerated by the exhaust stream while only 1 part is mixed with fuel and burnt; the bypass ratio of a single 747 engine is, to avoid using only, at 5: 1. read more