Compare
Augmented vs Whole Tone
Both symmetric; whole-tone uses six notes evenly spaced, augmented alternates m3 + half-step. Debussy vs Coltrane.
Augmented
R
♭2
2
♭3
3
4
♭5
5
♭6
6
♭7
7
Whole Tone
R
♭2
2
♭3
3
4
♭5
5
♭6
6
♭7
7
What's different
Only in Augmented
♭357
Only in Whole Tone
2♭5♭7
In both
R3♭6
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