Those measurements were made on the MMG's, anyway, so despite their similarity to the 1.6's I don't think you'd necessarily get the same tipped-up (then rolled off above 15k) highs.
As you imply, you really have to try them every which way, to see what works best in your room.
As you imply, you really have to try them every which way, to see what works best in your room.