40 Days by Imagine Dragons
40 Days by Imagine Dragons is estimated around A2 to F#4, based on Imagine Dragons's typical range; song-level verification is pending. Measure your own range free to see how this song fits your voice.
Estimated from the artist’s full range, which likely spans multiple singers or harmonies; the lead melody is probably narrower. Verification pending.
Not sure whether A2 or F#4 is in your voice? Hum a note and the note finder names it, or watch your pitch live with the pitch detector. Both are free and need no account.
Practice before you pick it.
We do not publish lyrics directly. Find a karaoke version on YouTube, then come back to compare the song against your Vocal ID.
Can I sing 40 Days at karaoke?
40 Days's 21-semitone span puts it in the top 63% widest ranges in rock songs HumMatch tracks.
Highest and lowest notes
The available song-fit estimate places the low note around A2 and the high note around F#4. If either edge feels tense, try a different key.
Vocal style
F#4 is 40 Days's ceiling: out of a baritone's comfort zone, but well within a tenor's.
Karaoke difficulty
A span in the top 63% widest for rock helps explain 40 Days's 50/100 karaoke-difficulty score.
Who it likely fits
Transpose 40 Days down 1 semitone and the peak note fits a typical baritone's comfortable range.
Who may struggle
HumMatch is still gathering enough data on this song for a deeper breakdown.
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Range Guide
40 Days is estimated around A2 to F#4. Compare that with your Vocal ID before choosing the original key. If your comfortable high note is below the song’s hardest section, try a lower key or one of the safer alternatives below.
Perfect For These Voice Types
Comfort Range
Best when your Vocal ID overlaps the main melody without strain.
Best For
Road Trip
Shared playlist pick
Practice
Build confidence
Karaoke Night
Room-friendly planning
Songs like 40 Days you can sing
Range labels come from HumMatch’s researched catalog. Take the free vocal range test to see your % on every one of these.
Easier alternatives
If it feels high, try a lower key or start with an easier song from the same artist or genre.
Explore by voice: More songs for A#2-F4 voicesSongs for bass-baritone voice
Song fit FAQ
HumMatch estimates 40 Days at A2 to F#4 (about 21 semitones), based on Imagine Dragons's typical performed range; song-level verification is pending. Compare it against your own Vocal ID and test the chorus first.
Across the 2 Imagine Dragons songs with researched vocal ranges on HumMatch, the sung notes run from E3 to A4, about 17 semitones (roughly 1.4 octaves). See the full Imagine Dragons vocal range guide for voice type and the hardest songs.
40 Days scores 50/100 for karaoke difficulty on HumMatch, which rates as easier. A span in the top 63% widest for rock helps explain 40 Days's 50/100 karaoke-difficulty score.
F#4 is 40 Days's ceiling: out of a baritone's comfort zone, but well within a tenor's.
Transpose 40 Days down 1 semitone and the peak note fits a typical baritone's comfortable range.
40 Days may work at karaoke if the original key sits comfortably for you and you know where the risky chorus or low phrases happen.
Hum 3 notes in HumMatch and compare your Vocal ID against 40 Days, safer alternatives, and higher-risk picks.
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