72 equal temperament Interval size Interval size

| interval_name | size_steps | size_cents | midi_3 | just_ratio | just_cents | midi_6 | error_ |
|---|---|---|---|---|---|---|---|
| lesser tridecimal 2/3rd tone | 8 | 133.33 | play (help·info) | 14:13 | 128.30 |  | +5.04 |
| septimal diatonic semitone | 7 | 116.67 | play (help·info) | 15:14 | 119.44 | play (help·info) | −2.78 |
| diatonic semitone | 7 | 116.67 | play (help·info) | 16:15 | 111.73 | play (help·info) | +4.94 |
| greater septendecimal semitone | 6 | 100 |  | 17:16 | 104.95 |  | -4.95 |
| lesser septendecimal semitone | 6 | 100 |  | 18:17 | 98.95 |  | +1.05 |
| septimal chromatic semitone | 5 | 83.33 | play (help·info) | 21:20 | 84.47 | play (help·info) | −1.13 |
| chromatic semitone | 4 | 66.67 | play (help·info) | 25:24 | 70.67 | play (help·info) | −4.01 |
| septimal third-tone | 4 | 66.67 | play (help·info) | 28:27 | 62.96 |  | +3.71 |
| septimal quarter tone | 3 | 50 | play (help·info) | 36:35 | 48.77 | play (help·info) | +1.23 |
| septimal diesis | 2 | 33.33 | play (help·info) | 49:48 | 35.70 | play (help·info) | −2.36 |
| undecimal comma | 1 | 16.67 | play (help·info) | 100:99 | 17.40 |  | −0.73 |