SF fans, old Concerto or new Luito bookshelf ?

Hello all, i have a pair of Sonus Faber Concerto bookshelfs and i do love them, but ,, i have been offered the new SF Luito bookshelf speakers ,, so the question, seriously which is better ?? I asked the local dealer in Brisbane and he said Concerto. So i asked the guys at SF in Sydney and they said Luito.. Any inputs ?? The question is which would you think is the better front pair of sterio speakers ?? Also please note i also have the awsome cromona subwoofer M. So i have loads of depth. Which would you have

Any views ?? Cheers !!