Low-sensitivity speakers — What's special about them?


I'm building a system for a smaller room (need smaller bookshelves), and I did a bunch of research and some listening. I am attracted both to the Dynaudio Evoke 10's (heard locally) and the Salk Wow1 speakers (ordered and I'm waiting on them for a trial). I have a Rel 328 sub.

Here's the thing — both of those speakers are 84db sensitivity. Several people on this forum and my local dealer have remarked, "You should get a speaker that's easier to drive so you have a wider choice of power and can spend less, too."

That advice — get a more efficient speaker — makes sense to me, but before I just twist with every opinion I come across (I'm a newbie, so I'm pathetically suggestible), I'd like to hear the other side. Viz.,

QUESTION: What is the value in low sensitivity speakers? What do they do for your system or listening experience which make them worth the cost and effort to drive them? Has anyone run the gamut from high to low and wound up with low for a reason?

Your answers to this can help me decide if I should divorce my earlier predilections to low-sensitivity speakers (in other words, throw the Salks and Dyns overboard) and move to a more reasonable partner for a larger variety of amps. Thanks.
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Showing 1 response by winnardt

I listen to music using Magnepan 20.1s, which are a 4 ohm and 85 db sensitivity speaker. Yes, they require some power to drive, especially if you don't want your amp to overheat. But you don't have to pay a fortune for an amp that can drive them. Emotiva has the A-300 amp for $400 right now and it has 150 wpc at 8 ohms and 300 wpc at 4 ohms. The 300 wpc is enough to make the Maggies sing.