Perfect by Rupert Holmes and Oh How the Years Go By by Vanessa Williams: how alike are they?

Sonalize compared the two recordings: 6%, unrelated.

6%Unrelated

Harmony	28%
Melody	15%
Sound	94%
Rhythm	18%

These tracks have no more in common than unrelated songs usually do.

	Perfect	Oh How the Years Go By
Artist	Rupert Holmes	Vanessa Williams
Key	D Major	A Major
Tempo	146 BPM	88 BPM
Most alike passage	0:20–0:37	0:05–0:19

Track B moved up 5 semitones (A Major to D Major)

On Sonalize’s other-version check (a cover-song model), this pair is no closer than chance (distance 3.11; 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).

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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Perfect by Rupert Holmes and Oh How the Years Go By by Vanessa Williams: how alike are they?

How this was measured

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