How this tempo feels
Slower than a ticking clock. You can take one calm breath in the space of a single beat.
Where it's used
You'll hear it in slow classical movements, ambient, doom and drone styles, and background music for meditation or stretching.
Beat math
At 40 BPM the beat falls 40 times a minute. Here's the math.
Beats per minute
40 beats
One beat lasts
1.5s(1500ms)
Beats per second
0.67 beats
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Practice tips
Because the beats are so far apart, timing can actually drift more easily. Counting each beat in eighths or sixteenths in your head often helps you stay steady.
Frequently asked questions
How slow is 40 BPM?
Each beat lasts 1.5 seconds. That's slower than a ticking clock (60 BPM), and few pop songs go below it.
What do you practice at 40 BPM?
It's often used as a reference speed for picking apart a hard passage very slowly, then nudging the tempo up once the movement is accurate.