The Big Sleep II
The Sonar Sleep Lab
The Big Sleep
4:08 December 11, 2025
BPM
73
Key
A♭ Major
Camelot
4B

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The Big Sleep II by The Sonar Sleep Lab Song Details

The Sonar Sleep Lab's ' "The Big Sleep II" was released on its scheduled release date, December 11, 2025. With this song being around four minutes long, at 4:08, the duration of this song is pretty average compared to other songs. This track is safe for children and doesn't appear to contain any foul language, since the "Explicit" tag was not present in this track. There are a total of 6 in the song's album "The Big Sleep". In this album, this song's track order is #2. The Big Sleep II is below average in popularity right now. The overall mood can be danceable to some, especially with it's high amount of postive energy.

BPM and Tempo

With The Big Sleep II by The Sonar Sleep Lab having a BPM of 73 with a half-time of 36 BPM and a double-time of 146 BPM, we would consider this track to have a Adagio (slowly with great expression) tempo marking. Because of this, we believe that the song has an overall slow tempo. The time signature for this track is 4/4.

Music Key

This song has a musical key of A♭ Major. Or for those who are familiar with the camelot wheel, this song has a camelot key of 4B. So, the perfect camelot match for 4B would be either 4B or 5A. While, 5B can give you a low energy boost. For moderate energy boost, you would use 1B and a high energy boost can either be 6B or 11B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 4A or 3B will give you a low energy drop, 7B would be a moderate one, and 2B or 9B would be a high energy drop. Lastly, 1A allows you to change the mood.

Want to find the BPM and music key for other songs? Check out our BPM and Key Finder page!

Popularity
Loudness
-41.0 dB
Acousticness
100%
Danceability
53%
Energy
1%
Instrumentalness
97%
Liveness
11%
Loudness
32%
Speechiness
20%
Valence
60%

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ISRC
QT6FH2569833
Label
L-M Records/RCA Records