You can just look at the design of each and see what would be more comfortable. Notice that the design of the 271 are not typical of most closed headphones with the clamping (see 440, mdr v6) of the pads to the head. The 271 is more typical of an open headphone frame.
I’m armed and I’m drinking. You don’t want to listen to advice from me, amigo.

-Max Payne