I listened to the Cremona Auditor and the Concerto Domus... in which the Cremona was handily better. I have not yet listened to the Grand Piano Domus though.
But I would be surprised if you found the GP better than the Cremona Auditor if you were able to integrate a sub.
But I would be surprised if you found the GP better than the Cremona Auditor if you were able to integrate a sub.