I'm comfortable with 19/20mm spacing... uncomfortable with 17mm.
16.5mm is, for me, unplayable. OK for the Mark King fanboys I suppose.
But hey, maybe I've just been lazy for the 30 years I've been playing 5 strings. 🙄
My answer to the OP question is, from the offered options, Dingwall.
Given free rein, it probably wouldn't be.