I Won't Back Down by Tom Petty and Stay With Me by Sam Smith: how alike are they?
Sonalize compared the two recordings: 79%, very strong similarity.
| Harmony | 100% |
|---|---|
| Melody | 31% |
| Sound | 76% |
| Rhythm | 72% |
Most of the music lines up, about as much as between a song and a cover of it.
| I Won't Back Down | Stay With Me | |
|---|---|---|
| Artist | Tom Petty | Sam Smith |
| Key | G Major | C Major |
| Tempo | 114 BPM | 85 BPM |
| Most alike passage | 2:48–2:57 | 2:40–2:49 |
Track B moved down 5 semitones (C Major to G Major)
On Sonalize’s other-version check (a cover-song model), this pair is alike in style, as songs of the same genre often are, though not the closeness of another version (distance 1.61; other versions of a song in these comparisons have a median of 0.31, different songs that sound alike 1.27, random pairs 2.95).
Why this pair
This is a pair from a copyright dispute that was decided or settled. Public background: chorus melody; Settled, made public Jan 2015; Petty & Jeff Lynne added as co-writers (12.5%). Sonalize's scores are measurements, not a view on any dispute.
How this was measured
Compared from the full recordings; Sonalize's fingerprint lookup confirmed both songs. The same engine runs in the Sonalize app on your own device. A score measures how alike two recordings are; it isn't a finding about copying, legal advice, or a rights clearance.
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