Have you heard both head to head? What differences did you hear? I have not the means to hear them in the same room, but am considering them for purchase.
Sandman, since you like oomph, you are better off with the Sttafs. The Arro does have palpable bass but it is a little lacking in the oomph department. The Arro's best feature is its imaging.
You must have a verified phone number and physical address in order to post in the Audiogon Forums. Please return to Audiogon.com and complete this step. If you have any questions please contact Support.