Sumi Jo
Soprano · Opera · Classical · South Korea · prominent since 1986
How Sumi Jo uses that range
Jo produces the lightest possible full tone: minimal vocal-fold mass, high head-dominant resonance from the middle register up, and ornaments articulated by airflow pulses rather than throat taps. Her trills are genuinely two pitches, measured and even. Above the staff to F6 the voice narrows to a spinning thread that still projects because the squillo stays centered. Low phrases near A3 are deliberately underweighted — she never borrows chest to fake size. Imitators press for volume and lose the float; the correct study is messa di voce on small vowels until dynamics move without weight.
What is Sumi Jo’s vocal range?
Sumi Jo's vocal range is commonly cited as A3 to F6 — about 2.7 octaves, or 32 semitones, and is usually classified as soprano.
Feather-light lyric coloratura with silvery spin; ornaments ripple out in even, weightless beads.
- Signature song
- Caro nome
Reading the numbers
- The bottom of this range is unusually high for a soprano: 98% of the 97 sopranos here are cited lower than A3.
- No separate full-voice ceiling is cited, so the figures describe a range worked largely in full voice across its 32 semitones.
- The weight of the range is above middle C: 29 semitones up there against 3 below.
- The closest range in the library belongs to Joan Sutherland (G3–F6), within 2 semitones at both ends.
- 1 other voice here bottoms out on the same A3.
Commonly cited figures, not lab measurements — extreme notes are one-off recorded moments, not the singer’s everyday range.
More about Sumi Jo’s voice
How high can Sumi Jo sing?
Sumi Jo is commonly cited singing as high as F6, the top of a cited range that starts down at A3.
What is Sumi Jo’s highest note?
Sumi Jo’s highest note is commonly cited as F6, heard in Der Hölle Rache.
What is Sumi Jo’s lowest note?
Sumi Jo’s lowest note is commonly cited as A3.
How many octaves can Sumi Jo sing?
Sumi Jo’s commonly cited range spans about 2.7 octaves (32 semitones), from A3 up to F6. That span is wider than 46% of the 636 voices in this library.
Take the free 2-minute range test — your mic finds your lowest and highest notes, then this page shows exactly how your voice lines up with Sumi Jo’s.
Also topping out on F6
10 other voices here reach the same ceiling.