FlyerTalk Forums - View Single Post - 777-300ER noise level differences. Am I going nuts?
Old Dec 10, 2014 | 10:51 am
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YOWgary
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It's the exchange rate, British decibels are quieter than Canadian ones...

Seriously, though, AC's 777s use the GE90 engine, while BA's 777 fleet is a mix of GE90s and Rolls Royce engines.

Sounds like you got BA metal with a different engine.
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