Make sure you have the same room treatment as each set. The Focals will always be supreme especially if you put treatments in the room like that other brand.
I have to say it's almost a tie because one does something better than the other and vice versa but it sounds good I don't think hollow but yes bigger speakers give a more fuller softer sound
I think The blumenhofer would be The winner whit another amplifier... The focal sounds werry flirting to The public ear whit any amplifier... In this combo focal wins... 🙏