Volume ≠ Loudness

So your mixes sound weak and anemic. What gives?  Well, this is a complicated subject, but understanding it starts with grasping the concept that volume does not equal “loudness”.  Volume is a measure of something - usually in this case how much air is actually moving, whereas loudness is one’s perception. Knowing how to influence and manipulate your listener’s perception is a core principle of audio production. Start here -

https://www.youtube.com/watch?v=-10h7Mu5VP8