The Big Sleep III
The Sonar Sleep Lab
The Big Sleep
2:38 December 11, 2025
BPM
67
Key
E♭ Major
Camelot
5B

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The Big Sleep III by The Sonar Sleep Lab Song Details

The Sonar Sleep Lab's ' "The Big Sleep III" was released on its scheduled release date, December 11, 2025. The duration of This song is about two minutes long, specifically at 2:38. This song does not appear to have any foul language. The Big Sleep III's duration is considered a little bit shorter than the average duration of a typical track. There are a total of 6 in the song's album "The Big Sleep". In this album, this song's track order is #3. The Big Sleep III is not that popular 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 III by The Sonar Sleep Lab having a BPM of 67 with a half-time of 34 BPM and a double-time of 134 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 5/4.

Music Key

This song has a musical key of E♭ Major. Or for those who are familiar with the camelot wheel, this song has a camelot key of 5B. So, the perfect camelot match for 5B would be either 5B or 6A. While, 6B can give you a low energy boost. For moderate energy boost, you would use 2B and a high energy boost can either be 7B or 12B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 5A or 4B will give you a low energy drop, 8B would be a moderate one, and 3B or 10B would be a high energy drop. Lastly, 2A 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
-40.705 dB
Acousticness
100%
Danceability
44%
Energy
0%
Instrumentalness
97%
Liveness
11%
Loudness
32%
Speechiness
8%
Valence
65%

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ISRC
QT6FH2569834
Label
L-M Records/RCA Records