The gas-guzzling four-engine 747 is costly and inefficient compared to newer twin-engine widebodies, like Boeing's 777 and 787 and Airbus' A330neo and A350, that airlines now more readily rely on.
However, its high operating costs and inefficiency compared to newer twin-engine ... 777-300ER, which offers fewer seats but is more cost-efficient. Lufthansa, however, is retrofitting its 747 ...
The gas-guzzling four-engine 747 is costly and inefficient compared to newer twin-engine widebodies, like Boeing's 777 and 787 and Airbus' A330neo and A350, that airlines now more readily rely on. The ...