After what I heard and read about the Opium it seems to me you made an excellent choice. And I personally think the Opium also looks much better than the Azuree
Concerning Dehler, I could'nt agree more. The 39 CWS e.g., dating from the past century, looks much more innovative inside than what Dehler/Hanse are launching today.
But Wauquiez will certainly do an excellent quality job, also of your new interior