Whitney Houston 3 octaves
Adam Lambert 3 octaves
Rihanna 3 octaves
Sia 3 octaves
Tina Turner 3 octaves
Beyoncé 3.5 - 4 octaves
Luciano Pavarotti 3.5 octaves
Freddie Mercury 4 octaves
Prince 4 octaves
Christina Aguilera 4 octaves
Céline Dion 4 octaves
Ariana Grande 4 octaves
Chanté Moore 4 octaves
Minnie Riperton 4 octaves
Laura Branigan 4 octaves
Deniece Williams 4 octaves
Steve Perry 4 octaves
Steven Tyler 4 octaves
Pat Benatar 4.5 octaves
Kate Bush 4.5 octaves
Mariah Carey 5 octaves
Axl Rose 5 octaves
Ville Valo 5 octaves
Mike Patton 6 octaves
Grimes 6 octaves
Georgia Brown 8 octaves
Tim Storms 10 octaves