90 BPM in numbers
| One beat (quarter note) | 666.7 ms |
| Eighth note | 333.3 ms |
| Dotted eighth | 500 ms |
| Sixteenth note | 166.7 ms |
| One bar of 4/4 | 2.67 s |
| Beats per second | 1.5 |
| Bars of 4/4 in one minute | 22.5 |
The classical tempo marking for 90 BPM is Andante (see the tempo markings chart). 90 BPM is a common tempo for boom bap hip hop and reggaeton. Counted in double-time it's 180 BPM, the pace of hardcore and speedcore.
As a resting heart rate, 90 BPM is inside the normal adult range of 60 to 100. To measure your own, use the heart rate counter.
Every delay length at 90 BPM, including triplets, is in the BPM to ms calculator. Not sure your song is really at 90? Tap along to check.