Box speakers? Heck no, I’ve listened to electrostatics for 40 years!All is relative to the installation, vibration/resonance control and acoustic....
My box speakers ( 50 dollars used) sound better in my good room than my friend in principle "better" magnepan in a bad room ....
They are so good any upgrade is useless....Dont ask me the branded name ask me how is it possible? any relatively good speaker could deliver miraculous sound....Any.....
Anyway all qualities coming from any type of speakers is a balanced trade-off with ALWAYS positive and negative.... Especially for speakers under some money treshold....The room acoustic can help greatly to compensate some aspect of this trade off....My mechanical equaliser is PART of my speakers and PART of the room....Then for me speaking of speakers on the shelf of the manufacturer for their design advantages is not the way to go through the essential .... They most work in a specific room to reveal their potential....
Like i said acoustic is the sleeping princess and everyone pay attention to only the 7 working dwarves....