I haven't heard the Glenairs. But as a rule, Tannoy 15" dual concentrics (DCs) are among the most coherent speakers made. My choice would be Tannoy.
I can only imagine how incoherent the 3.5-way Dalis must sound, since the design is technically inferior to the Tannoy DC.
I can only imagine how incoherent the 3.5-way Dalis must sound, since the design is technically inferior to the Tannoy DC.