This doesn't answer your question, but the link is to what I interpret as a fairly balanced article describing the type of comparison that Soundmann is describing. Since he seems highly polarized on the subject, this *may* be a bit less biased source of info (though note the article - not the test - is from a company developing and selling digital products, and I'll state the obvious bias in my own case, as I own one of their products.)
The Dutch online magazine Alpha Audio did an unusual live stream on Sunday Feb 27th. In collaboration with Artone Studio in Haarlem, a live recording was made of singer songwriter Tim Knol, running both a completely analog (vinyl!) recording chain and a completely digital recording chain in...
www.grimmaudio.com
I'm pretty sure I've linked that article before. I find it a fascinating bit of observation.