Yep, Erik.
As an owner of the Joseph Audio Perspective speakers I know what you are talking about. Their (even smaller) dual 5.5" long-throw woofers continue to blow me away, often seeming to sound even deeper and punchier than the big Thiel 3.7s the replaced (3 way with 10" woofers).
As John Atkinson, a man not unfamiliar with the performance of many speakers, said in his review of the Perspective2:
---- "When the kickdrum was doubled with synth dropped-bass notes, I was astonished by how much clean, low-frequency energy four 5.5" woofers could pump into my room. " -------