Author name: John Mayer

Serj Tankian’s vocal range is commonly estimated at D2 to F5 when focusing on conventional singing, giving him approximately three

Selena Gomez’s vocal range is often listed as approximately D3 to D6, spanning three octaves. However, that figure should be

Sam Smith’s vocal range is commonly estimated at approximately A2 to E6, spanning four octaves and seven semitones. However, this

Sabrina Carpenter’s documented vocal range is commonly estimated at C3 to D6, spanning three octaves and two semitones. The lowest

Ronnie Radke’s vocal range is commonly reported as approximately D2 to G5, spanning three octaves and five semitones. However, other

Roy Orbison’s documented vocal range is approximately E2 to E5, spanning three octaves. A more conservative database measurement places him

Robert Smith’s commonly reported vocal range is approximately G2 to B4, spanning two octaves and four semitones. Some performances may

Robert Plant’s career-spanning vocal range is commonly estimated at approximately G2 to C♯6, covering three octaves and six semitones. However,

Rob Halford’s vocal range is commonly reported as approximately C2 to C♯6, spanning four octaves and one semitone. However, those

Rihanna’s vocal range is commonly reported as approximately B2 to C♯6, spanning 38 semitones—or three octaves and two semitones. However,