Choosing Pilates class music means picking songs with a steady beat—60-90 BPM...

https://meditationmusiclibrary.com/blogs/wednesday-wisdom-blog/what-music-works-best-in-a-pilates-studio

Choosing Pilates class music means picking songs with a steady beat—60-90 BPM works great for mat classes, while 80-100 BPM suits flow sessions. Keep the volume low enough so everyone hears your cues and breath clearly