How much does a 777X engine cost?

Large engines With high power requirements, such engines can cost between $25 and $45 million. The largest commercial engine in the world, the General Electric GE9X (yet to be put to service with the Boeing 777X), comes at a whopping price of $42 million.



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Boeing last week said additional regulatory scrutiny of the larger 777X planes following the Max crashes as well as weaker appetites for new jets from customers amid the Covid pandemic contributed to delivery delays of the wide-body jetliners.

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For one, the Airbus A380 has almost double the space onboard compared to the Boeing 777 series, thanks to its second level. This means the airline can afford to be a little more abundant with its first class and business class offerings onboard the A380 compared to the Triple Seven.

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According to Boeing's data, the 777-9 has a total length of 251 feet 9 inches (76.72 meters). The 747-8 is just a bit smaller at 250 feet 2 inches (76.3 meters). The 777-9 is the longest commercial aircraft ever built.

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