Freddie Mercury became a worldwide superstar because of his amazing vocals, so it might surprise you that he only had a 4-octave range. This puts him in a category with stars like David Bowie, Christina Aguilra, Whitney Houston, Ariana Grande, Roy Orbison..(the list is pretty long). But there’s some surprising (and not so surprising) artists with a larger range like, Mariah Carey, Steven Tyler, and Axl Rose!