I honestly have to assume you've never used ANC headphones on a plane if you're making this claim. As someone who does own the HD280PRO and several ANC headphon

I honestly have to assume you've never used ANC headphones on a plane if you're making this claim. As someone who does own the HD280PRO and several ANC headphones, there's no comparison at all for environments with a repetitive droning noise like an airplane.