I did and would say the ZERO has a more spatial sound.
Because there are more speakers in that box.
But I use different eq adjustments because of the built in tweeters.
At the moment I am really used to the both Flares.
I am listening now to, both placed perfectly in front of me in the corner of the window.
Best place I found.
The little room is full of sound?
Quality when listening to internet radio? For me OK.
But I am not such an audiophile person. -> Old ears.