Grande has a four octave vocal range which is still extremely impressive. They both have the diva finger wave down at least.
Just so, what singers can sing the most octaves?
According to ConcertHotels.com in The Vocal Ranges of the Greatest Singers, there are only two singers with 5 octaves or more:
- Axl Rose of Guns N' Roses – 5 octaves, 2½ notes (F1 to B𘁈)
- Mariah Carey – 5 octaves, 1 note (F2 to G7)
What is Adele's octave range?
For 25, Adele has improved her vocal range by two notes because she quit smoking and trained her chords. That brings her to two octaves and four notes. Lana Del Rey has three octaves and one note. Ariana Grande has a goddamn four octaves.
What is the average person's vocal range?
As a rule of thumb, usable range is typically about two octaves. It's usually less for an untrained singer, possibly more for a trained singer. Falsetto can add another fifth or more to a male voice -- a generous estimate would have it adding no more than an octave.