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45 BPM metronome

Set to 45 BPM (Largo). Press Start — no sign-up. You can change the meter, accents and subdivisions below.

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BPM — Largo

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45 BPM in milliseconds

At 45 BPM one beat lasts 1,333.3 ms, which is 0.75 beats per second. One bar of 4/4 takes 5.33 seconds.

Largo usually means about 40–59 BPM.

Note lengths at 45 BPM (quarter note = 1 beat), in milliseconds — useful for delay and reverb times.
Note Straight Dotted Triplet
Whole 5,333.3 8,000.0 3,555.6
Half 2,666.7 4,000.0 1,777.8
Quarter 1,333.3 2,000.0 888.9
Eighth 666.7 1,000.0 444.4
16th 333.3 500.0 222.2
32nd 166.7 250.0 111.1

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