mikekollar, my ceiling height in the room is 7.5' and the dimensions are 13' x 23', so unless your room has a very low ceiling it will work. If you look at my system images you can see that I do not adhere to the received wisdom that you cannot use oversize speakers.
The holistic sound quality of larger (upper end) speakers is definitively superior to lower end models, and that is true generally no matter the brand. I
My Whisper DSW speakers were the first of its kind, a hybrid that can be run in 3 modes; Entirely passive iwth as few as two channels of amplificaiton and tri-wiring, or combination of passive midrange and treble with active bass using the Wavelet for bass, or fully active with Wavelet. Over the years I have varied between setups. You'll read about it in the articles I have done about the Whisper.