The Most Beautiful Promise - Solo Ver. by Mantis Song Details

Mantis's 'The Most Beautiful Promise - Solo Ver.' had a release date set for December 23, 2025. The duration of This song is about two minutes long, specifically at 2:29. This song does not appear to have any foul language. The Most Beautiful Promise - Solo Ver.'s duration is considered a little bit shorter than the average duration of a typical track. Since The Most Beautiful Promise (Solo Ver.) only contains only one song in the album, we like to consider this song as a single. In terms of popularity, The Most Beautiful Promise - Solo Ver. is currently not that popular. Although the overall vibe is very danceable, it does project more negative sounds.

BPM and Tempo

With The Most Beautiful Promise - Solo Ver. by Mantis having a BPM of 90 with a half-time of 45 BPM and a double-time of 180 BPM, we would consider this track to have a Andante (at a walking pace) tempo marking. Because of this, we believe that the song has an overall slow tempo. Looking at the BPM of this song, this song might go great with yoga or pilates. The time signature for this track is 4/4.

Music Key

This song is in the music key of E Minor. Which also means that the camelot key for this song is 9A. So, the perfect camelot match for 9A would be either 9A or 8B. While, a low energy boost can consist of either 9B or 10A. For moderate energy boost, you would use 6A and a high energy boost can either be 11A or 4A. However, if you are looking for a low energy drop, finding a song with a camelot key of 8A would be a great choice. Where 12A would give you a moderate drop, and 7A or 2A would be a high energy drop. Lastly, 12B allows you to change the mood.

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