I can't speak 'to' the comparison...but should you choose the 30.8, I highly advise selecting an aftermarket power cable and a power conditioner/supply to power it off of.
Both led to significant improvements in performance, with far greater impact resulting from the power conditioner/supply.
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.