* SD9 Pro (76 Keys), SD60 (61 Keys), SD90 (Module) = Same 1
* SD7 (61 Keys), SD80 (Accordion Keybed), SD40 (Module) = Same 2
* Audya (76 Keys), Audya 5 (61 Keys), Audya 4 (Module), Audya 8 (Accordion Keybed) = Same 3
*** Same = Functionality, Sound/PCM/Features/Styles